/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 01:16:22,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 01:16:22,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 01:16:22,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 01:16:22,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 01:16:22,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 01:16:22,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 01:16:22,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 01:16:22,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 01:16:22,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 01:16:22,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 01:16:22,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 01:16:22,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 01:16:22,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 01:16:22,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 01:16:22,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 01:16:22,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 01:16:22,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 01:16:22,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 01:16:22,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 01:16:22,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 01:16:22,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 01:16:22,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 01:16:22,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 01:16:22,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 01:16:22,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 01:16:22,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 01:16:22,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 01:16:22,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 01:16:22,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 01:16:22,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 01:16:22,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 01:16:22,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 01:16:22,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 01:16:22,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 01:16:22,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 01:16:22,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 01:16:22,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 01:16:22,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 01:16:22,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 01:16:22,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 01:16:22,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 01:16:22,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 01:16:22,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 01:16:22,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 01:16:22,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 01:16:22,291 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 01:16:22,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 01:16:22,292 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 01:16:22,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 01:16:22,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 01:16:22,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 01:16:22,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 01:16:22,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 01:16:22,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 01:16:22,295 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 01:16:22,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 01:16:22,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 01:16:22,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 01:16:22,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 01:16:22,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 01:16:22,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 01:16:22,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 01:16:22,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:16:22,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 01:16:22,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 01:16:22,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 01:16:22,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 01:16:22,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 01:16:22,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 01:16:22,300 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 01:16:22,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-22 01:16:22,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 01:16:22,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 01:16:22,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 01:16:22,632 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 01:16:22,632 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 01:16:22,633 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-08-22 01:16:22,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cb2ae23a/37dd4dd1d493447283086973ff4debc3/FLAG23c3bb824 [2020-08-22 01:16:23,276 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 01:16:23,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-08-22 01:16:23,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cb2ae23a/37dd4dd1d493447283086973ff4debc3/FLAG23c3bb824 [2020-08-22 01:16:23,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0cb2ae23a/37dd4dd1d493447283086973ff4debc3 [2020-08-22 01:16:23,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 01:16:23,546 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 01:16:23,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 01:16:23,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 01:16:23,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 01:16:23,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:16:23" (1/1) ... [2020-08-22 01:16:23,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27030054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:23, skipping insertion in model container [2020-08-22 01:16:23,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:16:23" (1/1) ... [2020-08-22 01:16:23,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 01:16:23,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 01:16:23,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:16:23,999 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 01:16:24,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:16:24,241 INFO L208 MainTranslator]: Completed translation [2020-08-22 01:16:24,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24 WrapperNode [2020-08-22 01:16:24,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 01:16:24,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 01:16:24,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 01:16:24,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 01:16:24,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... [2020-08-22 01:16:24,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 01:16:24,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 01:16:24,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 01:16:24,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 01:16:24,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-22 01:16:24,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 01:16:24,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 01:16:24,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 01:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 01:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 01:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 01:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 01:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 01:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 01:16:24,395 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 01:16:24,395 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 01:16:24,396 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 01:16:24,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 01:16:24,398 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 01:16:24,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 01:16:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 01:16:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 01:16:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 01:16:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 01:16:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 01:16:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 01:16:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 01:16:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 01:16:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 01:16:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 01:16:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 01:16:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 01:16:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 01:16:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 01:16:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 01:16:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 01:16:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 01:16:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-08-22 01:16:24,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 01:16:24,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 01:16:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 01:16:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 01:16:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 01:16:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 01:16:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 01:16:25,412 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 01:16:25,413 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 01:16:25,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:16:25 BoogieIcfgContainer [2020-08-22 01:16:25,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 01:16:25,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 01:16:25,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 01:16:25,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 01:16:25,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:16:23" (1/3) ... [2020-08-22 01:16:25,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370b02b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:16:25, skipping insertion in model container [2020-08-22 01:16:25,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:16:24" (2/3) ... [2020-08-22 01:16:25,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370b02b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:16:25, skipping insertion in model container [2020-08-22 01:16:25,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:16:25" (3/3) ... [2020-08-22 01:16:25,430 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2020-08-22 01:16:25,441 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 01:16:25,450 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 01:16:25,464 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 01:16:25,495 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 01:16:25,496 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 01:16:25,496 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 01:16:25,496 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 01:16:25,496 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 01:16:25,496 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 01:16:25,496 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 01:16:25,497 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 01:16:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-08-22 01:16:25,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-22 01:16:25,529 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:25,530 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:16:25,530 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:25,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:25,537 INFO L82 PathProgramCache]: Analyzing trace with hash -635159435, now seen corresponding path program 1 times [2020-08-22 01:16:25,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:25,544 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [247007290] [2020-08-22 01:16:25,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,156 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:26,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 01:16:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 01:16:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:16:26,243 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [247007290] [2020-08-22 01:16:26,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:16:26,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-22 01:16:26,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334895637] [2020-08-22 01:16:26,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-22 01:16:26,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:26,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-22 01:16:26,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-22 01:16:26,270 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 3 states. [2020-08-22 01:16:27,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:27,398 INFO L93 Difference]: Finished difference Result 299 states and 393 transitions. [2020-08-22 01:16:27,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-22 01:16:27,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-22 01:16:27,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:27,415 INFO L225 Difference]: With dead ends: 299 [2020-08-22 01:16:27,415 INFO L226 Difference]: Without dead ends: 162 [2020-08-22 01:16:27,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-22 01:16:27,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-08-22 01:16:27,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 128. [2020-08-22 01:16:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-08-22 01:16:27,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-08-22 01:16:27,511 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 46 [2020-08-22 01:16:27,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:27,512 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-08-22 01:16:27,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-22 01:16:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-08-22 01:16:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-22 01:16:27,516 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:27,516 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] [2020-08-22 01:16:27,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 01:16:27,517 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:27,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:27,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1199676654, now seen corresponding path program 1 times [2020-08-22 01:16:27,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:27,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [624495501] [2020-08-22 01:16:27,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:27,936 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:27,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 01:16:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-22 01:16:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:16:28,044 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [624495501] [2020-08-22 01:16:28,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:16:28,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 01:16:28,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985172395] [2020-08-22 01:16:28,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 01:16:28,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:28,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 01:16:28,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:16:28,053 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 4 states. [2020-08-22 01:16:28,534 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:16:29,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:29,373 INFO L93 Difference]: Finished difference Result 226 states and 276 transitions. [2020-08-22 01:16:29,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 01:16:29,373 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-22 01:16:29,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:29,377 INFO L225 Difference]: With dead ends: 226 [2020-08-22 01:16:29,377 INFO L226 Difference]: Without dead ends: 146 [2020-08-22 01:16:29,379 INFO L675 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 [2020-08-22 01:16:29,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-08-22 01:16:29,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 119. [2020-08-22 01:16:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-08-22 01:16:29,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-08-22 01:16:29,420 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 47 [2020-08-22 01:16:29,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:29,420 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-08-22 01:16:29,420 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 01:16:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-08-22 01:16:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-22 01:16:29,423 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:29,423 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:16:29,423 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 01:16:29,423 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:29,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:29,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1199325015, now seen corresponding path program 1 times [2020-08-22 01:16:29,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:29,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [242337163] [2020-08-22 01:16:29,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,764 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:29,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:16:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 01:16:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:16:29,862 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [242337163] [2020-08-22 01:16:29,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:16:29,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 01:16:29,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823315123] [2020-08-22 01:16:29,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 01:16:29,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:29,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 01:16:29,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 01:16:29,870 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 8 states. [2020-08-22 01:16:30,180 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-22 01:16:30,501 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:30,750 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:30,979 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:31,717 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:16:33,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:33,539 INFO L93 Difference]: Finished difference Result 409 states and 509 transitions. [2020-08-22 01:16:33,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 01:16:33,540 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-08-22 01:16:33,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:33,545 INFO L225 Difference]: With dead ends: 409 [2020-08-22 01:16:33,546 INFO L226 Difference]: Without dead ends: 314 [2020-08-22 01:16:33,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-22 01:16:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-08-22 01:16:33,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 256. [2020-08-22 01:16:33,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-08-22 01:16:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 310 transitions. [2020-08-22 01:16:33,622 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 310 transitions. Word has length 51 [2020-08-22 01:16:33,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:33,622 INFO L479 AbstractCegarLoop]: Abstraction has 256 states and 310 transitions. [2020-08-22 01:16:33,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 01:16:33,623 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 310 transitions. [2020-08-22 01:16:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-22 01:16:33,625 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:33,626 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] [2020-08-22 01:16:33,626 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 01:16:33,626 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:33,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:33,626 INFO L82 PathProgramCache]: Analyzing trace with hash -274049321, now seen corresponding path program 1 times [2020-08-22 01:16:33,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:33,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [684744750] [2020-08-22 01:16:33,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:33,978 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:33,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 01:16:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 01:16:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-22 01:16:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:16:34,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [684744750] [2020-08-22 01:16:34,096 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:16:34,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-08-22 01:16:34,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64618834] [2020-08-22 01:16:34,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 01:16:34,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:34,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 01:16:34,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-22 01:16:34,098 INFO L87 Difference]: Start difference. First operand 256 states and 310 transitions. Second operand 12 states. [2020-08-22 01:16:34,530 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-22 01:16:34,855 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:35,101 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:35,336 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:35,901 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:16:36,789 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:37,193 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:16:37,626 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:16:37,882 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:16:38,149 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-22 01:16:38,526 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:16:38,887 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:16:39,272 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-22 01:16:40,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:40,803 INFO L93 Difference]: Finished difference Result 1027 states and 1368 transitions. [2020-08-22 01:16:40,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-22 01:16:40,804 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-08-22 01:16:40,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:40,812 INFO L225 Difference]: With dead ends: 1027 [2020-08-22 01:16:40,812 INFO L226 Difference]: Without dead ends: 795 [2020-08-22 01:16:40,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-08-22 01:16:40,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2020-08-22 01:16:41,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 694. [2020-08-22 01:16:41,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 694 states. [2020-08-22 01:16:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 862 transitions. [2020-08-22 01:16:41,007 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 862 transitions. Word has length 57 [2020-08-22 01:16:41,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:41,008 INFO L479 AbstractCegarLoop]: Abstraction has 694 states and 862 transitions. [2020-08-22 01:16:41,008 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 01:16:41,008 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 862 transitions. [2020-08-22 01:16:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-08-22 01:16:41,012 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:41,012 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] [2020-08-22 01:16:41,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 01:16:41,013 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:41,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:41,013 INFO L82 PathProgramCache]: Analyzing trace with hash 2094502109, now seen corresponding path program 1 times [2020-08-22 01:16:41,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:41,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2012117739] [2020-08-22 01:16:41,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,287 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:41,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 01:16:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-22 01:16:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-22 01:16:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-22 01:16:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:16:41,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2012117739] [2020-08-22 01:16:41,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:16:41,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 01:16:41,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399728901] [2020-08-22 01:16:41,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 01:16:41,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:41,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 01:16:41,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-22 01:16:41,359 INFO L87 Difference]: Start difference. First operand 694 states and 862 transitions. Second operand 6 states. [2020-08-22 01:16:41,644 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-22 01:16:42,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:42,408 INFO L93 Difference]: Finished difference Result 1115 states and 1437 transitions. [2020-08-22 01:16:42,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 01:16:42,411 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-08-22 01:16:42,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:42,414 INFO L225 Difference]: With dead ends: 1115 [2020-08-22 01:16:42,414 INFO L226 Difference]: Without dead ends: 445 [2020-08-22 01:16:42,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-08-22 01:16:42,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-08-22 01:16:42,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 420. [2020-08-22 01:16:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-08-22 01:16:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 479 transitions. [2020-08-22 01:16:42,527 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 479 transitions. Word has length 61 [2020-08-22 01:16:42,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:42,528 INFO L479 AbstractCegarLoop]: Abstraction has 420 states and 479 transitions. [2020-08-22 01:16:42,528 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 01:16:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 479 transitions. [2020-08-22 01:16:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-08-22 01:16:42,530 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:16:42,531 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:16:42,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 01:16:42,531 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:16:42,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:16:42,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1427524119, now seen corresponding path program 1 times [2020-08-22 01:16:42,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:16:42,532 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1808841564] [2020-08-22 01:16:42,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:16:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,789 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:42,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:16:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:16:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:16:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:16:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:16:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-08-22 01:16:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:16:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 01:16:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 01:16:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 01:16:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-22 01:16:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-22 01:16:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-08-22 01:16:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:16:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-22 01:16:42,986 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1808841564] [2020-08-22 01:16:42,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:16:42,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 01:16:42,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317149546] [2020-08-22 01:16:42,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 01:16:42,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:16:42,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 01:16:42,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-08-22 01:16:42,990 INFO L87 Difference]: Start difference. First operand 420 states and 479 transitions. Second operand 10 states. [2020-08-22 01:16:43,500 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-08-22 01:16:44,007 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-22 01:16:44,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:16:44,858 INFO L93 Difference]: Finished difference Result 562 states and 654 transitions. [2020-08-22 01:16:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 01:16:44,858 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-08-22 01:16:44,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:16:44,860 INFO L225 Difference]: With dead ends: 562 [2020-08-22 01:16:44,860 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 01:16:44,862 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2020-08-22 01:16:44,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 01:16:44,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 01:16:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 01:16:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 01:16:44,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2020-08-22 01:16:44,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:16:44,864 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 01:16:44,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 01:16:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 01:16:44,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 01:16:44,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 01:16:44,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 01:16:45,204 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 231 [2020-08-22 01:16:46,150 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2020-08-22 01:16:49,041 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-08-22 01:16:49,375 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:49,492 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 22 [2020-08-22 01:16:49,624 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-08-22 01:16:50,327 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-08-22 01:16:50,896 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-08-22 01:16:51,393 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-08-22 01:16:51,539 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-08-22 01:16:51,931 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-08-22 01:16:52,156 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-22 01:16:52,533 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-08-22 01:16:53,169 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-08-22 01:16:53,316 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-08-22 01:16:53,934 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-08-22 01:16:54,577 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-08-22 01:16:55,390 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-08-22 01:16:55,587 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-08-22 01:16:56,282 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-08-22 01:16:56,759 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:57,165 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:57,617 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:58,162 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:58,563 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-08-22 01:16:59,085 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-08-22 01:16:59,130 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-22 01:16:59,130 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-08-22 01:16:59,130 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-22 01:16:59,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 532 538) the Hoare annotation is: true [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 532 538) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 539 547) no Hoare annotation was computed. [2020-08-22 01:16:59,132 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 539 547) the Hoare annotation is: true [2020-08-22 01:16:59,133 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 539 547) no Hoare annotation was computed. [2020-08-22 01:16:59,133 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-08-22 01:16:59,133 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2020-08-22 01:16:59,133 INFO L268 CegarLoopResult]: For program point L829(lines 829 835) no Hoare annotation was computed. [2020-08-22 01:16:59,133 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-08-22 01:16:59,133 INFO L268 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-08-22 01:16:59,134 INFO L268 CegarLoopResult]: For program point L825(lines 825 838) no Hoare annotation was computed. [2020-08-22 01:16:59,134 INFO L268 CegarLoopResult]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2020-08-22 01:16:59,134 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-08-22 01:16:59,134 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-08-22 01:16:59,134 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2020-08-22 01:16:59,134 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,135 INFO L264 CegarLoopResult]: At program point L927-1(line 927) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,135 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 915 937) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,135 INFO L268 CegarLoopResult]: For program point L925(lines 925 932) no Hoare annotation was computed. [2020-08-22 01:16:59,135 INFO L268 CegarLoopResult]: For program point L925-1(lines 925 932) no Hoare annotation was computed. [2020-08-22 01:16:59,135 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-08-22 01:16:59,135 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,136 INFO L264 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,136 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 915 937) no Hoare annotation was computed. [2020-08-22 01:16:59,136 INFO L264 CegarLoopResult]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,136 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 915 937) no Hoare annotation was computed. [2020-08-22 01:16:59,136 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 874 897) no Hoare annotation was computed. [2020-08-22 01:16:59,136 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 874 897) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 874 897) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-08-22 01:16:59,137 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2020-08-22 01:16:59,138 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-08-22 01:16:59,138 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 801 815) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-08-22 01:16:59,139 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 525 531) no Hoare annotation was computed. [2020-08-22 01:16:59,140 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 525 531) the Hoare annotation is: true [2020-08-22 01:16:59,140 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-08-22 01:16:59,141 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-08-22 01:16:59,142 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 905 914) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,142 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 905 914) no Hoare annotation was computed. [2020-08-22 01:16:59,142 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 905 914) no Hoare annotation was computed. [2020-08-22 01:16:59,142 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2020-08-22 01:16:59,142 INFO L271 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: true [2020-08-22 01:16:59,142 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2020-08-22 01:16:59,142 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-08-22 01:16:59,143 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2020-08-22 01:16:59,143 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2020-08-22 01:16:59,143 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-08-22 01:16:59,143 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-08-22 01:16:59,143 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,143 INFO L268 CegarLoopResult]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2020-08-22 01:16:59,143 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,144 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,144 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2020-08-22 01:16:59,144 INFO L268 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2020-08-22 01:16:59,144 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,144 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,144 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-08-22 01:16:59,145 INFO L268 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2020-08-22 01:16:59,145 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2020-08-22 01:16:59,145 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2020-08-22 01:16:59,145 INFO L264 CegarLoopResult]: At program point testENTRY(lines 552 617) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,145 INFO L264 CegarLoopResult]: At program point L607(lines 562 609) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-22 01:16:59,145 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-22 01:16:59,146 INFO L268 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2020-08-22 01:16:59,146 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 578) no Hoare annotation was computed. [2020-08-22 01:16:59,146 INFO L268 CegarLoopResult]: For program point testFINAL(lines 552 617) no Hoare annotation was computed. [2020-08-22 01:16:59,146 INFO L268 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2020-08-22 01:16:59,146 INFO L264 CegarLoopResult]: At program point L610(lines 561 611) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:16:59,146 INFO L264 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-08-22 01:16:59,146 INFO L268 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L264 CegarLoopResult]: At program point L598-1(lines 592 605) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point L563(lines 562 609) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point L592(lines 592 605) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point L582-1(lines 582 588) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point testEXIT(lines 552 617) no Hoare annotation was computed. [2020-08-22 01:16:59,147 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-08-22 01:16:59,148 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-08-22 01:16:59,149 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-08-22 01:16:59,150 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 515 524) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 515 524) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 515 524) no Hoare annotation was computed. [2020-08-22 01:16:59,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,152 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-22 01:16:59,152 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,152 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2020-08-22 01:16:59,152 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2020-08-22 01:16:59,152 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2020-08-22 01:16:59,152 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,153 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,153 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-08-22 01:16:59,154 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-08-22 01:16:59,154 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-08-22 01:16:59,154 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-08-22 01:16:59,154 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-08-22 01:16:59,154 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-08-22 01:16:59,154 INFO L264 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-08-22 01:16:59,154 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point L631(lines 630 649) no Hoare annotation was computed. [2020-08-22 01:16:59,155 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 627 650) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 627 650) no Hoare annotation was computed. [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 627 650) no Hoare annotation was computed. [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 844 873) no Hoare annotation was computed. [2020-08-22 01:16:59,155 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 844 873) the Hoare annotation is: true [2020-08-22 01:16:59,155 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-08-22 01:16:59,156 INFO L271 CegarLoopResult]: At program point L858-1(lines 858 862) the Hoare annotation is: true [2020-08-22 01:16:59,156 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-08-22 01:16:59,156 INFO L271 CegarLoopResult]: At program point L854-2(lines 854 868) the Hoare annotation is: true [2020-08-22 01:16:59,156 INFO L271 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-08-22 01:16:59,156 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-08-22 01:16:59,156 INFO L271 CegarLoopResult]: At program point L869(lines 844 873) the Hoare annotation is: true [2020-08-22 01:16:59,156 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-08-22 01:16:59,156 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-08-22 01:16:59,157 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-08-22 01:16:59,157 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 898 904) no Hoare annotation was computed. [2020-08-22 01:16:59,157 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 898 904) the Hoare annotation is: true [2020-08-22 01:16:59,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,157 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 01:16:59,157 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 01:16:59,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:16:59,157 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-08-22 01:16:59,158 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-08-22 01:16:59,158 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-08-22 01:16:59,158 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-22 01:16:59,158 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-22 01:16:59,158 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-22 01:16:59,158 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-22 01:16:59,159 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,159 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2020-08-22 01:16:59,159 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,159 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-08-22 01:16:59,159 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,159 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-22 01:16:59,160 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-08-22 01:16:59,160 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-08-22 01:16:59,160 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-22 01:16:59,160 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-08-22 01:16:59,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 01:16:59 BoogieIcfgContainer [2020-08-22 01:16:59,178 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 01:16:59,180 INFO L168 Benchmark]: Toolchain (without parser) took 35634.50 ms. Allocated memory was 146.3 MB in the beginning and 749.2 MB in the end (delta: 602.9 MB). Free memory was 101.5 MB in the beginning and 274.3 MB in the end (delta: -172.9 MB). Peak memory consumption was 592.8 MB. Max. memory is 7.1 GB. [2020-08-22 01:16:59,181 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-22 01:16:59,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.90 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 173.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-08-22 01:16:59,183 INFO L168 Benchmark]: Boogie Preprocessor took 85.23 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-22 01:16:59,184 INFO L168 Benchmark]: RCFGBuilder took 1093.61 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 169.4 MB in the beginning and 199.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2020-08-22 01:16:59,184 INFO L168 Benchmark]: TraceAbstraction took 33755.09 ms. Allocated memory was 235.9 MB in the beginning and 749.2 MB in the end (delta: 513.3 MB). Free memory was 199.2 MB in the beginning and 274.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 600.8 MB. Max. memory is 7.1 GB. [2020-08-22 01:16:59,188 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.90 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 173.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.23 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.61 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 169.4 MB in the beginning and 199.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33755.09 ms. Allocated memory was 235.9 MB in the beginning and 749.2 MB in the end (delta: 513.3 MB). Free memory was 199.2 MB in the beginning and 274.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 600.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 637 SDtfs, 1445 SDslu, 568 SDs, 0 SdLazy, 3221 SolverSat, 950 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 115 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=694occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 245 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 812 PreInvPairs, 863 NumberOfFragments, 1150 HoareAnnotationTreeSize, 812 FomulaSimplifications, 69214 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 60 FomulaSimplificationsInter, 21499 FormulaSimplificationTreeSizeReductionInter, 10.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 344 ConstructedInterpolants, 0 QuantifiedInterpolants, 105112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 16/23 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...