/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:47:13,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:47:13,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:47:13,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:47:13,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:47:13,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:47:13,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:47:13,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:47:13,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:47:13,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:47:13,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:47:13,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:47:13,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:47:13,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:47:13,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:47:13,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:47:13,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:47:13,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:47:13,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:47:13,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:47:13,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:47:13,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:47:13,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:47:13,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:47:13,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:47:13,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:47:13,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:47:13,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:47:13,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:47:13,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:47:13,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:47:13,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:47:13,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:47:13,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:47:13,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:47:13,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:47:13,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:47:13,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:47:13,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:47:13,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:47:13,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:47:13,412 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 [2020-10-15 01:47:13,442 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:47:13,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:47:13,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:47:13,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:47:13,444 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:47:13,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:47:13,444 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:47:13,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:47:13,445 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:47:13,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:47:13,446 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:47:13,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:47:13,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:47:13,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:47:13,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:47:13,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:47:13,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:47:13,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:47:13,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:47:13,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:47:13,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:47:13,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:47:13,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:47:13,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:47:13,448 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:47:13,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:47:13,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:47:13,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:47:13,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:47:13,739 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:47:13,739 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2020-10-15 01:47:13,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f9829bd8/b8d54b22c8e94df4b83c2b109fb2db1f/FLAG651037f4e [2020-10-15 01:47:14,251 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:47:14,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2020-10-15 01:47:14,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f9829bd8/b8d54b22c8e94df4b83c2b109fb2db1f/FLAG651037f4e [2020-10-15 01:47:14,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f9829bd8/b8d54b22c8e94df4b83c2b109fb2db1f [2020-10-15 01:47:14,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:47:14,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:47:14,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:47:14,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:47:14,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:47:14,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:47:14" (1/1) ... [2020-10-15 01:47:14,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0619bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:14, skipping insertion in model container [2020-10-15 01:47:14,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:47:14" (1/1) ... [2020-10-15 01:47:14,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:47:14,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:47:15,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:47:15,121 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:47:15,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:47:15,278 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:47:15,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15 WrapperNode [2020-10-15 01:47:15,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:47:15,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:47:15,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:47:15,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:47:15,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (1/1) ... [2020-10-15 01:47:15,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:47:15,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:47:15,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:47:15,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:47:15,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (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 [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:47:16,470 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:47:16,470 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:47:16,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:47:16 BoogieIcfgContainer [2020-10-15 01:47:16,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:47:16,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:47:16,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:47:16,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:47:16,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:47:14" (1/3) ... [2020-10-15 01:47:16,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dbf20c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:47:16, skipping insertion in model container [2020-10-15 01:47:16,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:15" (2/3) ... [2020-10-15 01:47:16,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dbf20c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:47:16, skipping insertion in model container [2020-10-15 01:47:16,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:47:16" (3/3) ... [2020-10-15 01:47:16,483 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product24.cil.c [2020-10-15 01:47:16,493 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:47:16,501 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:47:16,514 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:47:16,539 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:47:16,539 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:47:16,539 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:47:16,539 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:47:16,539 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:47:16,539 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:47:16,540 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:47:16,540 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:47:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-15 01:47:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:47:16,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:47:16,572 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] [2020-10-15 01:47:16,572 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:47:16,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:47:16,578 INFO L82 PathProgramCache]: Analyzing trace with hash -62573292, now seen corresponding path program 1 times [2020-10-15 01:47:16,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:47:16,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096141831] [2020-10-15 01:47:16,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:47:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:16,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:17,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:17,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:18,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:19,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:20,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:20,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:47:20,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:47:20,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3782 [2020-10-15 01:47:20,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:20,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:20,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:47:20,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:20,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:47:20,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-15 01:47:20,993 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:20,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:47:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:21,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-15 01:47:21,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:21,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:47:21,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:47:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:21,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:21,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:21,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:21,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:47:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:21,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:21,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:21,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:21,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:47:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:21,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:47:21,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:21,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:47:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:21,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:21,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:21,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:47:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:21,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:47:21,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:47:21,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:21,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:21,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:47:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:21,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:21,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:21,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:21,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:21,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:21,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:47:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:47:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:47:21,220 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096141831] [2020-10-15 01:47:21,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:47:21,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:47:21,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362271542] [2020-10-15 01:47:21,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:47:21,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:47:21,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:47:21,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:47:21,255 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 7 states. [2020-10-15 01:47:21,763 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:22,686 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:23,058 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:23,363 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:23,620 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:25,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:47:25,135 INFO L93 Difference]: Finished difference Result 430 states and 579 transitions. [2020-10-15 01:47:25,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:47:25,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:47:25,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:47:25,162 INFO L225 Difference]: With dead ends: 430 [2020-10-15 01:47:25,162 INFO L226 Difference]: Without dead ends: 276 [2020-10-15 01:47:25,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:47:25,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-15 01:47:25,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 240. [2020-10-15 01:47:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-15 01:47:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 295 transitions. [2020-10-15 01:47:25,380 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 295 transitions. Word has length 46 [2020-10-15 01:47:25,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:47:25,381 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 295 transitions. [2020-10-15 01:47:25,382 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:47:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 295 transitions. [2020-10-15 01:47:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:47:25,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:47:25,394 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] [2020-10-15 01:47:25,395 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:47:25,395 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:47:25,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:47:25,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1419452773, now seen corresponding path program 1 times [2020-10-15 01:47:25,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:47:25,397 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1486172409] [2020-10-15 01:47:25,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:47:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:25,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:25,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:25,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:26,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:47:27,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:47:27,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2136 [2020-10-15 01:47:27,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:47:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 01:47:27,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,834 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:27,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:47:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:27,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-15 01:47:27,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:47:27,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:47:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:27,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:27,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:47:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:27,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:27,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:27,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:47:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:27,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:27,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:27,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:47:27,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:47:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:27,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:27,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:27,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:47:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:27,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:27,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:27,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:47:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:27,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:27,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:27,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:27,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:27,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:47:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:27,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:27,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:27,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:27,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:27,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:47:27,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:27,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:27,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:47:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:47:28,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1486172409] [2020-10-15 01:47:28,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:47:28,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:47:28,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077397101] [2020-10-15 01:47:28,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:47:28,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:47:28,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:47:28,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:47:28,027 INFO L87 Difference]: Start difference. First operand 240 states and 295 transitions. Second operand 8 states. [2020-10-15 01:47:28,442 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:29,364 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:47:29,633 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:29,858 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:30,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:47:30,016 INFO L93 Difference]: Finished difference Result 389 states and 507 transitions. [2020-10-15 01:47:30,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:47:30,017 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-15 01:47:30,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:47:30,018 INFO L225 Difference]: With dead ends: 389 [2020-10-15 01:47:30,019 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:47:30,022 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:47:30,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:47:30,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:47:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:47:30,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:47:30,024 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-15 01:47:30,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:47:30,024 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:47:30,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:47:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:47:30,024 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:47:30,025 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:47:30,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:47:31,824 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:32,097 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:32,258 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:32,409 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:32,700 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:33,012 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:33,324 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:33,599 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:47:33,765 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:33,914 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:34,191 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:34,334 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:34,482 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:34,800 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:47:35,088 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:35,347 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:35,618 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-15 01:47:35,768 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:35,923 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:36,212 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:36,354 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:36,506 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:36,752 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:36,897 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:37,045 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:37,335 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:37,659 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-10-15 01:47:37,822 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:37,827 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-15 01:47:37,827 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-10-15 01:47:37,827 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-10-15 01:47:37,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-10-15 01:47:37,828 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:47:37,829 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-15 01:47:37,830 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-10-15 01:47:37,830 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 925 931) the Hoare annotation is: true [2020-10-15 01:47:37,830 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 925 931) no Hoare annotation was computed. [2020-10-15 01:47:37,830 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 932 940) no Hoare annotation was computed. [2020-10-15 01:47:37,831 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 932 940) the Hoare annotation is: true [2020-10-15 01:47:37,831 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 932 940) no Hoare annotation was computed. [2020-10-15 01:47:37,831 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,831 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 881 905) the Hoare annotation is: true [2020-10-15 01:47:37,831 INFO L268 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L264 CegarLoopResult]: At program point L891(line 891) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point L891-1(line 891) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point L889(lines 889 902) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point L889-1(lines 881 905) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L271 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: true [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point L887-1(line 887) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 881 905) no Hoare annotation was computed. [2020-10-15 01:47:37,832 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:47:37,833 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-15 01:47:37,833 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,833 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,833 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,833 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,834 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:47:37,834 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:47:37,834 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,834 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,834 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:47:37,834 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:37,834 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-15 01:47:37,835 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-15 01:47:37,836 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2020-10-15 01:47:37,844 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-15 01:47:37,845 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 766 780) no Hoare annotation was computed. [2020-10-15 01:47:37,845 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,845 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-10-15 01:47:37,845 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 702 710) no Hoare annotation was computed. [2020-10-15 01:47:37,845 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 702 710) the Hoare annotation is: true [2020-10-15 01:47:37,845 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 702 710) no Hoare annotation was computed. [2020-10-15 01:47:37,845 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-10-15 01:47:37,845 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 747 765) the Hoare annotation is: true [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 747 765) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L271 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: true [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point L756-2(lines 756 760) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 747 765) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point L730(lines 730 738) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point L730-2(lines 730 738) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 711 746) no Hoare annotation was computed. [2020-10-15 01:47:37,846 INFO L268 CegarLoopResult]: For program point L718(lines 718 726) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 726) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 711 746) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 711 746) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 918 924) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 918 924) the Hoare annotation is: true [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:47:37,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:47:37,848 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-10-15 01:47:37,849 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,850 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:47:37,850 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:47:37,850 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 691 701) the Hoare annotation is: true [2020-10-15 01:47:37,850 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 691 701) no Hoare annotation was computed. [2020-10-15 01:47:37,850 INFO L271 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: true [2020-10-15 01:47:37,850 INFO L268 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-15 01:47:37,850 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 691 701) no Hoare annotation was computed. [2020-10-15 01:47:37,850 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 683 690) the Hoare annotation is: true [2020-10-15 01:47:37,851 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 683 690) no Hoare annotation was computed. [2020-10-15 01:47:37,851 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 683 690) no Hoare annotation was computed. [2020-10-15 01:47:37,852 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,852 INFO L268 CegarLoopResult]: For program point L669-1(lines 650 674) no Hoare annotation was computed. [2020-10-15 01:47:37,852 INFO L264 CegarLoopResult]: At program point L664(line 664) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,852 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 650 674) no Hoare annotation was computed. [2020-10-15 01:47:37,852 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,852 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 650 674) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,852 INFO L268 CegarLoopResult]: For program point L658(lines 658 666) no Hoare annotation was computed. [2020-10-15 01:47:37,853 INFO L264 CegarLoopResult]: At program point L656(line 656) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,853 INFO L268 CegarLoopResult]: For program point L656-1(line 656) no Hoare annotation was computed. [2020-10-15 01:47:37,853 INFO L268 CegarLoopResult]: For program point L654(lines 654 671) no Hoare annotation was computed. [2020-10-15 01:47:37,853 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 616 622) no Hoare annotation was computed. [2020-10-15 01:47:37,853 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 616 622) the Hoare annotation is: true [2020-10-15 01:47:37,853 INFO L264 CegarLoopResult]: At program point testENTRY(lines 512 579) the Hoare annotation is: (or (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))) [2020-10-15 01:47:37,853 INFO L264 CegarLoopResult]: At program point L572(lines 521 573) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,853 INFO L268 CegarLoopResult]: For program point testFINAL(lines 512 579) no Hoare annotation was computed. [2020-10-15 01:47:37,854 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,854 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-10-15 01:47:37,854 INFO L264 CegarLoopResult]: At program point L560-1(lines 552 567) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,854 INFO L268 CegarLoopResult]: For program point L523(lines 522 571) no Hoare annotation was computed. [2020-10-15 01:47:37,854 INFO L264 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,854 INFO L268 CegarLoopResult]: For program point L552(lines 552 567) no Hoare annotation was computed. [2020-10-15 01:47:37,854 INFO L264 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,854 INFO L268 CegarLoopResult]: For program point L542(lines 542 548) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point L542-1(lines 542 548) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L264 CegarLoopResult]: At program point L569(lines 522 571) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,855 INFO L264 CegarLoopResult]: At program point L534(line 534) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point L532(lines 532 538) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point L532-1(lines 532 538) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point testEXIT(lines 512 579) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:47:37,855 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 870 878) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 870 878) the Hoare annotation is: true [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 870 878) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point L846(lines 846 854) no Hoare annotation was computed. [2020-10-15 01:47:37,856 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 838 860) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 838 860) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 838 860) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-10-15 01:47:37,857 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-10-15 01:47:37,858 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-10-15 01:47:37,859 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 908 917) no Hoare annotation was computed. [2020-10-15 01:47:37,859 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 908 917) no Hoare annotation was computed. [2020-10-15 01:47:37,859 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 908 917) no Hoare annotation was computed. [2020-10-15 01:47:37,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,859 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |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~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.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~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:47:37,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,861 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 675 682) no Hoare annotation was computed. [2020-10-15 01:47:37,861 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 675 682) no Hoare annotation was computed. [2020-10-15 01:47:37,861 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 675 682) no Hoare annotation was computed. [2020-10-15 01:47:37,861 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 861 869) the Hoare annotation is: true [2020-10-15 01:47:37,861 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 861 869) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 861 869) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 817 828) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 817 828) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point L821-1(lines 817 828) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,862 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,862 INFO L264 CegarLoopResult]: At program point L603(lines 603 609) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,863 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,863 INFO L268 CegarLoopResult]: For program point L596(lines 595 614) no Hoare annotation was computed. [2020-10-15 01:47:37,863 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 592 615) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,863 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 592 615) no Hoare annotation was computed. [2020-10-15 01:47:37,863 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 592 615) no Hoare annotation was computed. [2020-10-15 01:47:37,863 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-15 01:47:37,865 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-15 01:47:37,865 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,865 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-15 01:47:37,865 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,865 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-15 01:47:37,865 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,865 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-15 01:47:37,866 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-15 01:47:37,866 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 829 837) the Hoare annotation is: true [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 829 837) no Hoare annotation was computed. [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 829 837) no Hoare annotation was computed. [2020-10-15 01:47:37,866 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 793 804) the Hoare annotation is: true [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 793 804) no Hoare annotation was computed. [2020-10-15 01:47:37,866 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-15 01:47:37,867 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-15 01:47:37,868 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,868 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-15 01:47:37,869 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-10-15 01:47:37,869 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 805 816) no Hoare annotation was computed. [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point L809-1(lines 805 816) no Hoare annotation was computed. [2020-10-15 01:47:37,869 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 805 816) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:47:37,869 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 942 949) no Hoare annotation was computed. [2020-10-15 01:47:37,870 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2020-10-15 01:47:37,870 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 942 949) the Hoare annotation is: true [2020-10-15 01:47:37,870 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 942 949) no Hoare annotation was computed. [2020-10-15 01:47:37,870 INFO L264 CegarLoopResult]: At program point L638(line 638) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,870 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 624 648) no Hoare annotation was computed. [2020-10-15 01:47:37,870 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 624 648) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,870 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,871 INFO L268 CegarLoopResult]: For program point L632(lines 632 640) no Hoare annotation was computed. [2020-10-15 01:47:37,871 INFO L264 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:37,871 INFO L268 CegarLoopResult]: For program point L630-1(line 630) no Hoare annotation was computed. [2020-10-15 01:47:37,871 INFO L268 CegarLoopResult]: For program point L628(lines 628 645) no Hoare annotation was computed. [2020-10-15 01:47:37,871 INFO L264 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:37,871 INFO L268 CegarLoopResult]: For program point L643-1(lines 624 648) no Hoare annotation was computed. [2020-10-15 01:47:37,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:47:37 BoogieIcfgContainer [2020-10-15 01:47:37,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:47:37,897 INFO L168 Benchmark]: Toolchain (without parser) took 23259.17 ms. Allocated memory was 145.8 MB in the beginning and 630.7 MB in the end (delta: 485.0 MB). Free memory was 101.1 MB in the beginning and 507.3 MB in the end (delta: -406.2 MB). Peak memory consumption was 504.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,899 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.36 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 167.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,910 INFO L168 Benchmark]: Boogie Preprocessor took 81.65 ms. Allocated memory is still 202.9 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,911 INFO L168 Benchmark]: RCFGBuilder took 1113.14 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 163.6 MB in the beginning and 193.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,912 INFO L168 Benchmark]: TraceAbstraction took 21417.07 ms. Allocated memory was 234.9 MB in the beginning and 630.7 MB in the end (delta: 395.8 MB). Free memory was 191.6 MB in the beginning and 507.3 MB in the end (delta: -315.6 MB). Peak memory consumption was 505.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:37,924 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 640.36 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 167.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.65 ms. Allocated memory is still 202.9 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1113.14 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 163.6 MB in the beginning and 193.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21417.07 ms. Allocated memory was 234.9 MB in the beginning and 630.7 MB in the end (delta: 395.8 MB). Free memory was 191.6 MB in the beginning and 507.3 MB in the end (delta: -315.6 MB). Peak memory consumption was 505.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 946]: 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: 522]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 211 SDtfs, 465 SDslu, 291 SDs, 0 SdLazy, 1129 SolverSat, 270 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 288 PreInvPairs, 342 NumberOfFragments, 668 HoareAnnotationTreeSize, 288 FomulaSimplifications, 5543 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 9974 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 27850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...