/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 21:42:41,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 21:42:41,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 21:42:41,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 21:42:41,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 21:42:41,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 21:42:41,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 21:42:41,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 21:42:41,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 21:42:41,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 21:42:41,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 21:42:41,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 21:42:41,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 21:42:41,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 21:42:41,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 21:42:41,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 21:42:41,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 21:42:41,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 21:42:41,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 21:42:41,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 21:42:41,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 21:42:41,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 21:42:41,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 21:42:41,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 21:42:41,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 21:42:41,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 21:42:41,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 21:42:41,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 21:42:41,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 21:42:41,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 21:42:41,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 21:42:41,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 21:42:41,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 21:42:41,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 21:42:41,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 21:42:41,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 21:42:41,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 21:42:41,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 21:42:41,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 21:42:41,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 21:42:41,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 21:42:41,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-06 21:42:41,302 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 21:42:41,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 21:42:41,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 21:42:41,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 21:42:41,305 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 21:42:41,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 21:42:41,305 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 21:42:41,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 21:42:41,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 21:42:41,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 21:42:41,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 21:42:41,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 21:42:41,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 21:42:41,307 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 21:42:41,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 21:42:41,307 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 21:42:41,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 21:42:41,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 21:42:41,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 21:42:41,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 21:42:41,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 21:42:41,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:42:41,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 21:42:41,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 21:42:41,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 21:42:41,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 21:42:41,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 21:42:41,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 21:42:41,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 21:42:41,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 21:42:41,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 21:42:41,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 21:42:41,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 21:42:41,753 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 21:42:41,758 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 21:42:41,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-11-06 21:42:41,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810a58b04/b4ae079ce51241f3b9512362666a6768/FLAG90ab1d568 [2020-11-06 21:42:42,536 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 21:42:42,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-11-06 21:42:42,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810a58b04/b4ae079ce51241f3b9512362666a6768/FLAG90ab1d568 [2020-11-06 21:42:42,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810a58b04/b4ae079ce51241f3b9512362666a6768 [2020-11-06 21:42:42,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 21:42:42,820 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 21:42:42,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 21:42:42,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 21:42:42,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 21:42:42,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:42:42" (1/1) ... [2020-11-06 21:42:42,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70fe0dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:42, skipping insertion in model container [2020-11-06 21:42:42,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:42:42" (1/1) ... [2020-11-06 21:42:42,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 21:42:42,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 21:42:43,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:42:43,346 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 21:42:43,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:42:43,525 INFO L208 MainTranslator]: Completed translation [2020-11-06 21:42:43,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43 WrapperNode [2020-11-06 21:42:43,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 21:42:43,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 21:42:43,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 21:42:43,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 21:42:43,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... [2020-11-06 21:42:43,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 21:42:43,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 21:42:43,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 21:42:43,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 21:42:43,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:42:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 21:42:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 21:42:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-11-06 21:42:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 21:42:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-11-06 21:42:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-06 21:42:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-06 21:42:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-06 21:42:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-11-06 21:42:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-11-06 21:42:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-11-06 21:42:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-11-06 21:42:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-11-06 21:42:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-11-06 21:42:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-11-06 21:42:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-11-06 21:42:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-11-06 21:42:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-11-06 21:42:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-11-06 21:42:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-11-06 21:42:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 21:42:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 21:42:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 21:42:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-06 21:42:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 21:42:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 21:42:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 21:42:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-11-06 21:42:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 21:42:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-11-06 21:42:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-11-06 21:42:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 21:42:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-11-06 21:42:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-11-06 21:42:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-11-06 21:42:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-06 21:42:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-06 21:42:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-11-06 21:42:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-11-06 21:42:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-11-06 21:42:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-11-06 21:42:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-11-06 21:42:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-11-06 21:42:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-11-06 21:42:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-11-06 21:42:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-11-06 21:42:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-06 21:42:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-06 21:42:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-11-06 21:42:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-11-06 21:42:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 21:42:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 21:42:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 21:42:44,955 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 21:42:44,955 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-06 21:42:44,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:42:44 BoogieIcfgContainer [2020-11-06 21:42:44,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 21:42:44,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 21:42:44,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 21:42:44,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 21:42:44,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:42:42" (1/3) ... [2020-11-06 21:42:44,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d87178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:42:44, skipping insertion in model container [2020-11-06 21:42:44,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:43" (2/3) ... [2020-11-06 21:42:44,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d87178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:42:44, skipping insertion in model container [2020-11-06 21:42:44,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:42:44" (3/3) ... [2020-11-06 21:42:44,972 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2020-11-06 21:42:44,988 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 21:42:44,993 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-11-06 21:42:45,006 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-06 21:42:45,044 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 21:42:45,044 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 21:42:45,044 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 21:42:45,045 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 21:42:45,045 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 21:42:45,045 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 21:42:45,045 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 21:42:45,045 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 21:42:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-11-06 21:42:45,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-06 21:42:45,075 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:42:45,076 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:42:45,077 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:42:45,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:42:45,084 INFO L82 PathProgramCache]: Analyzing trace with hash 851028782, now seen corresponding path program 1 times [2020-11-06 21:42:45,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:42:45,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872048093] [2020-11-06 21:42:45,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:42:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:45,978 WARN L194 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:42:45,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:42:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:42:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:42:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:42:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:42:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-11-06 21:42:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-11-06 21:42:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:42:46,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872048093] [2020-11-06 21:42:46,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:42:46,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 21:42:46,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765983966] [2020-11-06 21:42:46,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 21:42:46,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:42:46,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 21:42:46,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 21:42:46,093 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2020-11-06 21:42:47,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:42:47,282 INFO L93 Difference]: Finished difference Result 248 states and 327 transitions. [2020-11-06 21:42:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 21:42:47,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-11-06 21:42:47,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:42:47,300 INFO L225 Difference]: With dead ends: 248 [2020-11-06 21:42:47,301 INFO L226 Difference]: Without dead ends: 133 [2020-11-06 21:42:47,310 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 [2020-11-06 21:42:47,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-11-06 21:42:47,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 103. [2020-11-06 21:42:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-06 21:42:47,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 119 transitions. [2020-11-06 21:42:47,424 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 119 transitions. Word has length 47 [2020-11-06 21:42:47,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:42:47,425 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 119 transitions. [2020-11-06 21:42:47,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 21:42:47,425 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2020-11-06 21:42:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-06 21:42:47,429 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:42:47,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:42:47,430 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 21:42:47,430 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:42:47,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:42:47,432 INFO L82 PathProgramCache]: Analyzing trace with hash 230695658, now seen corresponding path program 1 times [2020-11-06 21:42:47,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:42:47,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598818015] [2020-11-06 21:42:47,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:42:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,861 WARN L194 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:42:47,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:42:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:42:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:42:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:42:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:42:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-11-06 21:42:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-11-06 21:42:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:42:47,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598818015] [2020-11-06 21:42:47,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:42:47,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 21:42:47,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550796785] [2020-11-06 21:42:47,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 21:42:47,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:42:47,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 21:42:47,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:42:47,912 INFO L87 Difference]: Start difference. First operand 103 states and 119 transitions. Second operand 4 states. [2020-11-06 21:42:48,417 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:42:49,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:42:49,125 INFO L93 Difference]: Finished difference Result 178 states and 214 transitions. [2020-11-06 21:42:49,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 21:42:49,128 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-11-06 21:42:49,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:42:49,130 INFO L225 Difference]: With dead ends: 178 [2020-11-06 21:42:49,130 INFO L226 Difference]: Without dead ends: 117 [2020-11-06 21:42:49,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-06 21:42:49,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-11-06 21:42:49,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 94. [2020-11-06 21:42:49,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-11-06 21:42:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2020-11-06 21:42:49,173 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 48 [2020-11-06 21:42:49,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:42:49,174 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2020-11-06 21:42:49,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 21:42:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2020-11-06 21:42:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-06 21:42:49,176 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:42:49,176 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] [2020-11-06 21:42:49,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 21:42:49,177 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:42:49,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:42:49,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1213738846, now seen corresponding path program 1 times [2020-11-06 21:42:49,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:42:49,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770970743] [2020-11-06 21:42:49,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:42:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,544 WARN L194 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:42:49,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:42:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:42:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:42:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:42:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:42:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:42:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:42:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:42:49,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770970743] [2020-11-06 21:42:49,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:42:49,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-06 21:42:49,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562198259] [2020-11-06 21:42:49,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 21:42:49,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:42:49,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 21:42:49,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-06 21:42:49,668 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 8 states. [2020-11-06 21:42:50,124 WARN L194 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:42:50,515 WARN L194 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:50,831 WARN L194 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:51,159 WARN L194 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:52,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:42:52,163 INFO L93 Difference]: Finished difference Result 187 states and 228 transitions. [2020-11-06 21:42:52,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-06 21:42:52,164 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-11-06 21:42:52,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:42:52,167 INFO L225 Difference]: With dead ends: 187 [2020-11-06 21:42:52,168 INFO L226 Difference]: Without dead ends: 117 [2020-11-06 21:42:52,169 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-11-06 21:42:52,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-11-06 21:42:52,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 94. [2020-11-06 21:42:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-11-06 21:42:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 106 transitions. [2020-11-06 21:42:52,213 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 106 transitions. Word has length 52 [2020-11-06 21:42:52,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:42:52,214 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 106 transitions. [2020-11-06 21:42:52,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 21:42:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2020-11-06 21:42:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-06 21:42:52,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:42:52,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:42:52,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 21:42:52,216 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:42:52,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:42:52,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1177914275, now seen corresponding path program 1 times [2020-11-06 21:42:52,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:42:52,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280336203] [2020-11-06 21:42:52,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:42:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,584 WARN L194 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:42:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:42:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:42:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:42:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:42:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:42:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-11-06 21:42:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-11-06 21:42:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-11-06 21:42:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-11-06 21:42:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:52,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:42:52,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280336203] [2020-11-06 21:42:52,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:42:52,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-06 21:42:52,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795362433] [2020-11-06 21:42:52,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-06 21:42:52,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:42:52,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-06 21:42:52,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-11-06 21:42:52,723 INFO L87 Difference]: Start difference. First operand 94 states and 106 transitions. Second operand 12 states. [2020-11-06 21:42:53,250 WARN L194 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:42:53,660 WARN L194 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:53,976 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:54,300 WARN L194 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:54,932 WARN L194 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:42:55,813 WARN L194 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:56,198 WARN L194 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:42:56,521 WARN L194 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:42:56,838 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:42:57,141 WARN L194 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:42:57,500 WARN L194 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:42:57,855 WARN L194 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:42:58,170 WARN L194 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:42:59,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:42:59,199 INFO L93 Difference]: Finished difference Result 354 states and 472 transitions. [2020-11-06 21:42:59,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-11-06 21:42:59,201 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2020-11-06 21:42:59,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:42:59,205 INFO L225 Difference]: With dead ends: 354 [2020-11-06 21:42:59,205 INFO L226 Difference]: Without dead ends: 284 [2020-11-06 21:42:59,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-11-06 21:42:59,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-11-06 21:42:59,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 219. [2020-11-06 21:42:59,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-11-06 21:42:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 257 transitions. [2020-11-06 21:42:59,295 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 257 transitions. Word has length 60 [2020-11-06 21:42:59,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:42:59,298 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 257 transitions. [2020-11-06 21:42:59,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-06 21:42:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 257 transitions. [2020-11-06 21:42:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-06 21:42:59,301 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:42:59,305 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:42:59,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 21:42:59,305 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:42:59,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:42:59,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1751033295, now seen corresponding path program 1 times [2020-11-06 21:42:59,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:42:59,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387058613] [2020-11-06 21:42:59,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:42:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,634 WARN L194 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:42:59,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:42:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:42:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:42:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:42:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:42:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-06 21:42:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-11-06 21:42:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:42:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-11-06 21:42:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-06 21:42:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-11-06 21:42:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:42:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:42:59,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387058613] [2020-11-06 21:42:59,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:42:59,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 21:42:59,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336564110] [2020-11-06 21:42:59,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-06 21:42:59,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:42:59,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-06 21:42:59,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-06 21:42:59,756 INFO L87 Difference]: Start difference. First operand 219 states and 257 transitions. Second operand 6 states. [2020-11-06 21:43:00,162 WARN L194 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-11-06 21:43:00,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:43:00,751 INFO L93 Difference]: Finished difference Result 359 states and 439 transitions. [2020-11-06 21:43:00,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-06 21:43:00,751 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-11-06 21:43:00,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:43:00,755 INFO L225 Difference]: With dead ends: 359 [2020-11-06 21:43:00,755 INFO L226 Difference]: Without dead ends: 164 [2020-11-06 21:43:00,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:43:00,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-11-06 21:43:00,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2020-11-06 21:43:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-11-06 21:43:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 169 transitions. [2020-11-06 21:43:00,800 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 169 transitions. Word has length 68 [2020-11-06 21:43:00,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:43:00,800 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 169 transitions. [2020-11-06 21:43:00,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-06 21:43:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2020-11-06 21:43:00,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-06 21:43:00,803 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:43:00,803 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 21:43:00,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-06 21:43:00,804 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:43:00,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:43:00,804 INFO L82 PathProgramCache]: Analyzing trace with hash -359429132, now seen corresponding path program 1 times [2020-11-06 21:43:00,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:43:00,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480466419] [2020-11-06 21:43:00,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:43:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,154 WARN L194 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:43:01,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:43:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:43:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:43:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:43:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:43:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-06 21:43:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-06 21:43:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-11-06 21:43:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-11-06 21:43:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-11-06 21:43:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-11-06 21:43:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-06 21:43:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-11-06 21:43:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-11-06 21:43:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-11-06 21:43:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-11-06 21:43:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-06 21:43:01,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480466419] [2020-11-06 21:43:01,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35060246] [2020-11-06 21:43:01,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 21:43:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:43:01,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-06 21:43:01,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 21:43:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-06 21:43:01,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 21:43:01,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2020-11-06 21:43:01,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498939804] [2020-11-06 21:43:01,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-06 21:43:01,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:43:01,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-06 21:43:01,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-11-06 21:43:01,862 INFO L87 Difference]: Start difference. First operand 152 states and 169 transitions. Second operand 15 states. [2020-11-06 21:43:02,470 WARN L194 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:43:03,199 WARN L194 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-11-06 21:43:03,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:43:03,862 INFO L93 Difference]: Finished difference Result 204 states and 235 transitions. [2020-11-06 21:43:03,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 21:43:03,863 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 99 [2020-11-06 21:43:03,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:43:03,864 INFO L225 Difference]: With dead ends: 204 [2020-11-06 21:43:03,864 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 21:43:03,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2020-11-06 21:43:03,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 21:43:03,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 21:43:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 21:43:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 21:43:03,868 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2020-11-06 21:43:03,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:43:03,868 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 21:43:03,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-06 21:43:03,868 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 21:43:03,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 21:43:04,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-06 21:43:04,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 21:43:04,496 WARN L194 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-11-06 21:43:05,505 WARN L194 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-11-06 21:43:06,571 WARN L194 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-11-06 21:43:06,814 WARN L194 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:07,067 WARN L194 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:43:07,233 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-11-06 21:43:07,463 WARN L194 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:07,773 WARN L194 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-11-06 21:43:08,006 WARN L194 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:08,706 WARN L194 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-11-06 21:43:08,929 WARN L194 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:43:09,620 WARN L194 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 20 [2020-11-06 21:43:10,318 WARN L194 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-11-06 21:43:10,989 WARN L194 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-11-06 21:43:11,606 WARN L194 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-11-06 21:43:11,840 WARN L194 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:43:12,070 WARN L194 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-11-06 21:43:12,370 WARN L194 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:12,552 WARN L194 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-11-06 21:43:12,783 WARN L194 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:12,934 WARN L194 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-11-06 21:43:13,158 WARN L194 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-11-06 21:43:13,884 WARN L194 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-11-06 21:43:14,033 WARN L194 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-11-06 21:43:14,273 WARN L194 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-11-06 21:43:14,542 WARN L194 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-11-06 21:43:14,581 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 21:43:14,581 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 21:43:14,581 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 21:43:14,581 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 180 235) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point L205-2(lines 205 226) no Hoare annotation was computed. [2020-11-06 21:43:14,582 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 180 235) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point L227(lines 204 228) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 180 235) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point L288(lines 261 289) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 236 295) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 236 295) no Hoare annotation was computed. [2020-11-06 21:43:14,583 INFO L266 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point L268-1(lines 268 272) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 236 295) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point L262-2(lines 262 287) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L269 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-11-06 21:43:14,584 INFO L269 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-11-06 21:43:14,584 INFO L266 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-11-06 21:43:14,585 INFO L269 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 799 823) the Hoare annotation is: true [2020-11-06 21:43:14,585 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 799 823) no Hoare annotation was computed. [2020-11-06 21:43:14,585 INFO L262 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-11-06 21:43:14,585 INFO L266 CegarLoopResult]: For program point L811(lines 811 817) no Hoare annotation was computed. [2020-11-06 21:43:14,585 INFO L262 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-11-06 21:43:14,585 INFO L266 CegarLoopResult]: For program point L809-1(line 809) no Hoare annotation was computed. [2020-11-06 21:43:14,585 INFO L266 CegarLoopResult]: For program point L807(lines 807 820) no Hoare annotation was computed. [2020-11-06 21:43:14,585 INFO L266 CegarLoopResult]: For program point L807-1(lines 799 823) no Hoare annotation was computed. [2020-11-06 21:43:14,586 INFO L269 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: true [2020-11-06 21:43:14,586 INFO L266 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-11-06 21:43:14,586 INFO L262 CegarLoopResult]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,586 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 572 594) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,586 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 572 594) no Hoare annotation was computed. [2020-11-06 21:43:14,586 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 572 594) no Hoare annotation was computed. [2020-11-06 21:43:14,586 INFO L262 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (and (= main_~tmp~3 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:43:14,587 INFO L262 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: (or (and (= main_~tmp~3 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:43:14,587 INFO L266 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2020-11-06 21:43:14,587 INFO L266 CegarLoopResult]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2020-11-06 21:43:14,587 INFO L266 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-11-06 21:43:14,587 INFO L262 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,587 INFO L262 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,587 INFO L266 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-11-06 21:43:14,587 INFO L266 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point Specification2EXIT(lines 527 550) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point Specification2ENTRY(lines 527 550) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point Specification2FINAL(lines 527 550) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-11-06 21:43:14,588 INFO L266 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point isPumpRunningEXIT(lines 752 760) no Hoare annotation was computed. [2020-11-06 21:43:14,589 INFO L269 CegarLoopResult]: At program point isPumpRunningENTRY(lines 752 760) the Hoare annotation is: true [2020-11-06 21:43:14,589 INFO L266 CegarLoopResult]: For program point isPumpRunningFINAL(lines 752 760) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point printPumpFINAL(lines 761 796) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L780(lines 780 788) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point L780-2(lines 780 788) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point printPumpENTRY(lines 761 796) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point printPumpEXIT(lines 761 796) no Hoare annotation was computed. [2020-11-06 21:43:14,590 INFO L266 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L269 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 134 179) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 134 179) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 134 179) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 447 492) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point L471(lines 471 472) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 471 472) no Hoare annotation was computed. [2020-11-06 21:43:14,591 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point L461(lines 461 481) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point L461-1(lines 461 481) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 447 492) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 447 492) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L262 CegarLoopResult]: At program point runTestENTRY(lines 559 568) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point runTestEXIT(lines 559 568) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point runTestFINAL(lines 559 568) no Hoare annotation was computed. [2020-11-06 21:43:14,592 INFO L269 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 741 751) the Hoare annotation is: true [2020-11-06 21:43:14,592 INFO L266 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 741 751) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L269 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: true [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 741 751) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L269 CegarLoopResult]: At program point deactivatePumpENTRY(lines 733 740) the Hoare annotation is: true [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point deactivatePumpEXIT(lines 733 740) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point deactivatePumpFINAL(lines 733 740) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point L706-1(line 706) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point L704(lines 704 721) no Hoare annotation was computed. [2020-11-06 21:43:14,593 INFO L266 CegarLoopResult]: For program point processEnvironmentEXIT(lines 700 724) no Hoare annotation was computed. [2020-11-06 21:43:14,594 INFO L262 CegarLoopResult]: At program point processEnvironmentENTRY(lines 700 724) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-11-06 21:43:14,594 INFO L262 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-11-06 21:43:14,594 INFO L266 CegarLoopResult]: For program point L719-1(lines 700 724) no Hoare annotation was computed. [2020-11-06 21:43:14,594 INFO L262 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-11-06 21:43:14,594 INFO L262 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-11-06 21:43:14,594 INFO L266 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-11-06 21:43:14,594 INFO L262 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-11-06 21:43:14,594 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 692 698) no Hoare annotation was computed. [2020-11-06 21:43:14,595 INFO L269 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 692 698) the Hoare annotation is: true [2020-11-06 21:43:14,595 INFO L262 CegarLoopResult]: At program point L642-2(lines 636 647) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-11-06 21:43:14,595 INFO L262 CegarLoopResult]: At program point testENTRY(lines 596 659) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-11-06 21:43:14,595 INFO L266 CegarLoopResult]: For program point L607(lines 606 651) no Hoare annotation was computed. [2020-11-06 21:43:14,595 INFO L266 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2020-11-06 21:43:14,595 INFO L266 CegarLoopResult]: For program point testFINAL(lines 596 659) no Hoare annotation was computed. [2020-11-06 21:43:14,595 INFO L262 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-11-06 21:43:14,596 INFO L266 CegarLoopResult]: For program point L626(lines 626 632) no Hoare annotation was computed. [2020-11-06 21:43:14,596 INFO L266 CegarLoopResult]: For program point L626-1(lines 626 632) no Hoare annotation was computed. [2020-11-06 21:43:14,596 INFO L262 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-11-06 21:43:14,596 INFO L262 CegarLoopResult]: At program point L649(lines 606 651) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-11-06 21:43:14,596 INFO L266 CegarLoopResult]: For program point L616(lines 616 622) no Hoare annotation was computed. [2020-11-06 21:43:14,596 INFO L266 CegarLoopResult]: For program point L616-1(lines 616 622) no Hoare annotation was computed. [2020-11-06 21:43:14,596 INFO L266 CegarLoopResult]: For program point L608(lines 608 612) no Hoare annotation was computed. [2020-11-06 21:43:14,596 INFO L262 CegarLoopResult]: At program point L652(lines 605 653) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point testEXIT(lines 596 659) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point L415(lines 415 435) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 425 426) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point L415-1(lines 415 435) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 401 446) no Hoare annotation was computed. [2020-11-06 21:43:14,597 INFO L266 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 401 446) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 401 446) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L425(lines 425 426) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L421(lines 421 428) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 298 400) no Hoare annotation was computed. [2020-11-06 21:43:14,598 INFO L266 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L347-2(lines 347 367) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L368(lines 346 369) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L327(lines 327 343) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 298 400) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L387(lines 387 394) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L348(lines 347 367) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L344(lines 344 385) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 298 400) no Hoare annotation was computed. [2020-11-06 21:43:14,599 INFO L266 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point L363-1(line 363) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point L386(lines 386 397) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-11-06 21:43:14,600 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#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)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point activatePumpFINAL(lines 725 732) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point activatePumpEXIT(lines 725 732) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point activatePumpENTRY(lines 725 732) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L269 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-11-06 21:43:14,601 INFO L266 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L262 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L269 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-11-06 21:43:14,602 INFO L266 CegarLoopResult]: For program point L672(lines 671 690) no Hoare annotation was computed. [2020-11-06 21:43:14,603 INFO L262 CegarLoopResult]: At program point timeShiftENTRY(lines 668 691) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-11-06 21:43:14,603 INFO L266 CegarLoopResult]: For program point timeShiftEXIT(lines 668 691) no Hoare annotation was computed. [2020-11-06 21:43:14,603 INFO L262 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-11-06 21:43:14,603 INFO L262 CegarLoopResult]: At program point L679(lines 679 685) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-11-06 21:43:14,603 INFO L266 CegarLoopResult]: For program point timeShiftFINAL(lines 668 691) no Hoare annotation was computed. [2020-11-06 21:43:14,603 INFO L262 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-11-06 21:43:14,603 INFO L266 CegarLoopResult]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2020-11-06 21:43:14,604 INFO L266 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point L510-1(lines 510 514) the Hoare annotation is: true [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: true [2020-11-06 21:43:14,604 INFO L266 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: true [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: true [2020-11-06 21:43:14,604 INFO L266 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point L521(lines 496 525) the Hoare annotation is: true [2020-11-06 21:43:14,604 INFO L266 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-11-06 21:43:14,604 INFO L269 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point setupEXIT(lines 551 557) no Hoare annotation was computed. [2020-11-06 21:43:14,605 INFO L269 CegarLoopResult]: At program point setupFINAL(lines 551 557) the Hoare annotation is: true [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,605 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-06 21:43:14,605 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:43:14,605 INFO L266 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-11-06 21:43:14,606 INFO L266 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-11-06 21:43:14,606 INFO L262 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2))) [2020-11-06 21:43:14,606 INFO L266 CegarLoopResult]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2020-11-06 21:43:14,606 INFO L266 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-11-06 21:43:14,606 INFO L269 CegarLoopResult]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2020-11-06 21:43:14,606 INFO L266 CegarLoopResult]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2020-11-06 21:43:14,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:43:14 BoogieIcfgContainer [2020-11-06 21:43:14,622 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 21:43:14,623 INFO L168 Benchmark]: Toolchain (without parser) took 31809.88 ms. Allocated memory was 155.2 MB in the beginning and 389.0 MB in the end (delta: 233.8 MB). Free memory was 131.1 MB in the beginning and 344.9 MB in the end (delta: -213.8 MB). Peak memory consumption was 230.4 MB. Max. memory is 8.0 GB. [2020-11-06 21:43:14,624 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory was 105.1 MB in the beginning and 105.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 21:43:14,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.54 ms. Allocated memory is still 155.2 MB. Free memory was 130.6 MB in the beginning and 110.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-11-06 21:43:14,626 INFO L168 Benchmark]: Boogie Preprocessor took 154.33 ms. Allocated memory is still 155.2 MB. Free memory was 110.7 MB in the beginning and 137.1 MB in the end (delta: -26.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-11-06 21:43:14,626 INFO L168 Benchmark]: RCFGBuilder took 1278.20 ms. Allocated memory is still 155.2 MB. Free memory was 137.1 MB in the beginning and 92.9 MB in the end (delta: 44.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 8.0 GB. [2020-11-06 21:43:14,627 INFO L168 Benchmark]: TraceAbstraction took 29658.62 ms. Allocated memory was 155.2 MB in the beginning and 389.0 MB in the end (delta: 233.8 MB). Free memory was 92.3 MB in the beginning and 344.9 MB in the end (delta: -252.6 MB). Peak memory consumption was 190.6 MB. Max. memory is 8.0 GB. [2020-11-06 21:43:14,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory was 105.1 MB in the beginning and 105.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 701.54 ms. Allocated memory is still 155.2 MB. Free memory was 130.6 MB in the beginning and 110.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 154.33 ms. Allocated memory is still 155.2 MB. Free memory was 110.7 MB in the beginning and 137.1 MB in the end (delta: -26.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1278.20 ms. Allocated memory is still 155.2 MB. Free memory was 137.1 MB in the beginning and 92.9 MB in the end (delta: 44.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 29658.62 ms. Allocated memory was 155.2 MB in the beginning and 389.0 MB in the end (delta: 233.8 MB). Free memory was 92.3 MB in the beginning and 344.9 MB in the end (delta: -252.6 MB). Peak memory consumption was 190.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 425]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 471]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: 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: 606]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) && splverifierCounter == 0)) || ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 216 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 489 SDtfs, 1025 SDslu, 420 SDs, 0 SdLazy, 2403 SolverSat, 665 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 289 GetRequests, 223 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 300 PreInvPairs, 320 NumberOfFragments, 986 HoareAnnotationTreeSize, 300 FomulaSimplifications, 43368 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9559 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 473 NumberOfCodeBlocks, 473 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 466 ConstructedInterpolants, 0 QuantifiedInterpolants, 142812 SizeOfPredicates, 3 NumberOfNonLiveVariables, 795 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...