/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:47:32,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:47:32,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:47:32,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:47:32,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:47:32,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:47:32,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:47:32,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:47:32,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:47:32,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:47:32,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:47:32,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:47:32,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:47:32,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:47:32,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:47:32,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:47:32,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:47:32,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:47:32,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:47:32,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:47:32,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:47:32,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:47:32,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:47:32,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:47:32,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:47:32,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:47:32,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:47:32,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:47:32,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:47:32,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:47:32,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:47:32,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:47:32,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:47:32,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:47:32,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:47:32,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:47:32,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:47:32,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:47:32,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:47:32,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:47:32,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:47:32,312 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 01:47:32,335 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:47:32,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:47:32,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:47:32,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:47:32,338 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:47:32,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:47:32,338 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:47:32,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:47:32,339 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:47:32,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:47:32,340 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:47:32,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:47:32,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:47:32,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:47:32,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:47:32,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:47:32,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:47:32,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:47:32,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:47:32,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:47:32,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:47:32,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:47:32,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:47:32,342 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:47:32,343 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 01:47:32,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:47:32,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:47:32,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:47:32,645 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:47:32,646 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:47:32,646 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2020-10-15 01:47:32,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a1e8c6c3/354eb321e5e947e99c71e05b9830870c/FLAGf3c9a35c5 [2020-10-15 01:47:33,264 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:47:33,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2020-10-15 01:47:33,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a1e8c6c3/354eb321e5e947e99c71e05b9830870c/FLAGf3c9a35c5 [2020-10-15 01:47:33,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a1e8c6c3/354eb321e5e947e99c71e05b9830870c [2020-10-15 01:47:33,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:47:33,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:47:33,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:47:33,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:47:33,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:47:33,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:47:33" (1/1) ... [2020-10-15 01:47:33,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5395a65d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:33, skipping insertion in model container [2020-10-15 01:47:33,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:47:33" (1/1) ... [2020-10-15 01:47:33,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:47:33,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:47:33,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:47:34,023 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:47:34,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:47:34,155 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:47:34,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34 WrapperNode [2020-10-15 01:47:34,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:47:34,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:47:34,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:47:34,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:47:34,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (1/1) ... [2020-10-15 01:47:34,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:47:34,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:47:34,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:47:34,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:47:34,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (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 01:47:34,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:47:34,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:47:34,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:47:34,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:47:34,337 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:47:34,338 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:47:34,338 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:47:34,339 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:47:34,339 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:47:34,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:47:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:47:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:47:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:47:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:47:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:47:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:47:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:47:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:47:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:47:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:47:34,344 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:47:34,344 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:47:34,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:47:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:47:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:47:34,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:47:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:47:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:47:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:47:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:47:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:47:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:47:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:47:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:47:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:47:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:47:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:47:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:47:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:47:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:47:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:47:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:47:34,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:47:34,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:47:34,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:47:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:47:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:47:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:47:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:47:34,356 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:47:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:47:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:47:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:47:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:47:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:47:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:47:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:47:35,434 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:47:35,434 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:47:35,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:47:35 BoogieIcfgContainer [2020-10-15 01:47:35,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:47:35,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:47:35,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:47:35,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:47:35,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:47:33" (1/3) ... [2020-10-15 01:47:35,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c3b7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:47:35, skipping insertion in model container [2020-10-15 01:47:35,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:47:34" (2/3) ... [2020-10-15 01:47:35,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c3b7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:47:35, skipping insertion in model container [2020-10-15 01:47:35,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:47:35" (3/3) ... [2020-10-15 01:47:35,449 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2020-10-15 01:47:35,461 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:47:35,470 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:47:35,486 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:47:35,513 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:47:35,514 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:47:35,514 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:47:35,514 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:47:35,515 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:47:35,515 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:47:35,515 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:47:35,515 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:47:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-15 01:47:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:47:35,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:47:35,551 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 01:47:35,551 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:47:35,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:47:35,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1860559375, now seen corresponding path program 1 times [2020-10-15 01:47:35,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:47:35,566 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [885375675] [2020-10-15 01:47:35,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:47:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:36,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:36,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:37,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:38,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:39,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:39,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:47:39,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:47:39,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3909 [2020-10-15 01:47:39,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:39,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:47:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:47:39,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-15 01:47:40,240 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:40,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:47:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:40,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-15 01:47:40,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:47:40,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:47:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:40,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:40,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:40,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:47:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:40,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:40,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:40,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:47:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:40,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:40,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:40,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:40,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:47:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:40,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:40,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:40,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:40,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:47:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:40,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:47:40,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:47:40,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:40,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:40,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:47:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:40,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:40,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:40,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:40,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:40,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:40,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:40,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:47:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:47:40,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:40,420 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 01:47:40,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [885375675] [2020-10-15 01:47:40,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:47:40,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:47:40,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801083914] [2020-10-15 01:47:40,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:47:40,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:47:40,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:47:40,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:47:40,446 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 7 states. [2020-10-15 01:47:40,850 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:41,669 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:42,026 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:42,342 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:42,660 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:44,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:47:44,348 INFO L93 Difference]: Finished difference Result 417 states and 565 transitions. [2020-10-15 01:47:44,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:47:44,351 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:47:44,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:47:44,367 INFO L225 Difference]: With dead ends: 417 [2020-10-15 01:47:44,367 INFO L226 Difference]: Without dead ends: 267 [2020-10-15 01:47:44,372 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:47:44,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-10-15 01:47:44,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 232. [2020-10-15 01:47:44,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-10-15 01:47:44,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 287 transitions. [2020-10-15 01:47:44,497 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 287 transitions. Word has length 46 [2020-10-15 01:47:44,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:47:44,498 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 287 transitions. [2020-10-15 01:47:44,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:47:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 287 transitions. [2020-10-15 01:47:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-15 01:47:44,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:47:44,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:47:44,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:47:44,504 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:47:44,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:47:44,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1829694607, now seen corresponding path program 1 times [2020-10-15 01:47:44,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:47:44,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2133551496] [2020-10-15 01:47:44,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:47:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:44,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:44,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:45,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:46,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-15 01:47:47,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:47:47,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2582 [2020-10-15 01:47:47,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:47:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:47:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 01:47:47,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,489 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:47,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:47:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:47,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-15 01:47:47,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:47:47,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:47:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:47,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:47,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:47,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:47:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:47,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:47:47,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:47,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:47:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:47,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:47,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:47,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:47:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:47:47,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:47,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:47:47,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:47:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:47,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:47:47,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:47,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:47:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:47,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:47:47,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:47:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:47,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:47:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:47:47,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:47:47,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:47:47,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:47:47,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:47:47,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:47:47,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:47:47,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:47:47,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:47:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:47:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:47:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:47:47,771 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 01:47:47,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2133551496] [2020-10-15 01:47:47,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:47:47,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:47:47,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971157071] [2020-10-15 01:47:47,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:47:47,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:47:47,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:47:47,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:47:47,775 INFO L87 Difference]: Start difference. First operand 232 states and 287 transitions. Second operand 8 states. [2020-10-15 01:47:48,123 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:47:49,116 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:47:49,380 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:47:49,626 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:47:49,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:47:49,810 INFO L93 Difference]: Finished difference Result 372 states and 489 transitions. [2020-10-15 01:47:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:47:49,811 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2020-10-15 01:47:49,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:47:49,813 INFO L225 Difference]: With dead ends: 372 [2020-10-15 01:47:49,813 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:47:49,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 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 01:47:49,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:47:49,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:47:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:47:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:47:49,819 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-10-15 01:47:49,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:47:49,819 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:47:49,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:47:49,820 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:47:49,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:47:49,820 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:47:49,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:47:51,652 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:51,912 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:52,092 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:52,251 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:52,416 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:52,667 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:52,919 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:53,098 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:53,387 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:53,679 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:53,831 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:54,000 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:54,302 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:47:54,633 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:54,883 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-15 01:47:55,158 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-15 01:47:55,307 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-15 01:47:55,595 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:55,879 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 7 [2020-10-15 01:47:56,045 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:56,203 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:56,360 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:56,514 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:56,794 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:57,085 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:47:57,385 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-10-15 01:47:57,556 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-15 01:47:57,561 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-15 01:47:57,561 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 277) no Hoare annotation was computed. [2020-10-15 01:47:57,561 INFO L268 CegarLoopResult]: For program point L278(lines 255 279) no Hoare annotation was computed. [2020-10-15 01:47:57,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 231 286) no Hoare annotation was computed. [2020-10-15 01:47:57,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 231 286) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L262-1(lines 262 266) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 231 286) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L319-1(lines 319 323) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point L313-2(lines 313 338) no Hoare annotation was computed. [2020-10-15 01:47:57,562 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 287 346) no Hoare annotation was computed. [2020-10-15 01:47:57,563 INFO L268 CegarLoopResult]: For program point L339(lines 312 340) no Hoare annotation was computed. [2020-10-15 01:47:57,563 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 287 346) no Hoare annotation was computed. [2020-10-15 01:47:57,563 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-15 01:47:57,563 INFO L268 CegarLoopResult]: For program point L332-1(line 332) no Hoare annotation was computed. [2020-10-15 01:47:57,563 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 287 346) no Hoare annotation was computed. [2020-10-15 01:47:57,564 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2020-10-15 01:47:57,564 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2020-10-15 01:47:57,564 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2020-10-15 01:47:57,564 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2020-10-15 01:47:57,564 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2020-10-15 01:47:57,564 INFO L268 CegarLoopResult]: For program point L930-1(lines 922 946) no Hoare annotation was computed. [2020-10-15 01:47:57,564 INFO L271 CegarLoopResult]: At program point L928(line 928) the Hoare annotation is: true [2020-10-15 01:47:57,565 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-10-15 01:47:57,565 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 922 946) the Hoare annotation is: true [2020-10-15 01:47:57,565 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 922 946) no Hoare annotation was computed. [2020-10-15 01:47:57,565 INFO L264 CegarLoopResult]: At program point L936(line 936) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,565 INFO L268 CegarLoopResult]: For program point L934(lines 934 940) no Hoare annotation was computed. [2020-10-15 01:47:57,565 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:47:57,565 INFO L268 CegarLoopResult]: For program point L932-1(line 932) no Hoare annotation was computed. [2020-10-15 01:47:57,566 INFO L268 CegarLoopResult]: For program point L930(lines 930 943) no Hoare annotation was computed. [2020-10-15 01:47:57,566 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:47:57,566 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-15 01:47:57,566 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 01:47:57,566 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 01:47:57,566 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 01:47:57,567 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 01:47:57,567 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:47:57,567 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:47:57,567 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 01:47:57,567 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 01:47:57,568 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-15 01:47:57,568 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-15 01:47:57,569 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-15 01:47:57,570 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-15 01:47:57,570 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-15 01:47:57,570 INFO L264 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,570 INFO L268 CegarLoopResult]: For program point L765-1(lines 746 770) no Hoare annotation was computed. [2020-10-15 01:47:57,570 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,570 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,571 INFO L268 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-10-15 01:47:57,571 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 746 770) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,571 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,571 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-15 01:47:57,571 INFO L268 CegarLoopResult]: For program point L750(lines 750 767) no Hoare annotation was computed. [2020-10-15 01:47:57,571 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 746 770) no Hoare annotation was computed. [2020-10-15 01:47:57,571 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 905 919) no Hoare annotation was computed. [2020-10-15 01:47:57,572 INFO L264 CegarLoopResult]: At program point L911(line 911) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,572 INFO L268 CegarLoopResult]: For program point L909(lines 909 915) no Hoare annotation was computed. [2020-10-15 01:47:57,572 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 905 919) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-15 01:47:57,572 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 905 919) no Hoare annotation was computed. [2020-10-15 01:47:57,572 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:47:57,572 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 841 849) the Hoare annotation is: true [2020-10-15 01:47:57,572 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:47:57,572 INFO L268 CegarLoopResult]: For program point L895(lines 895 899) no Hoare annotation was computed. [2020-10-15 01:47:57,573 INFO L271 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: true [2020-10-15 01:47:57,573 INFO L268 CegarLoopResult]: For program point L895-2(lines 895 899) no Hoare annotation was computed. [2020-10-15 01:47:57,573 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-10-15 01:47:57,573 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 886 904) the Hoare annotation is: true [2020-10-15 01:47:57,573 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 886 904) no Hoare annotation was computed. [2020-10-15 01:47:57,573 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 886 904) no Hoare annotation was computed. [2020-10-15 01:47:57,573 INFO L268 CegarLoopResult]: For program point L857(lines 857 865) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point L880-1(line 880) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 850 885) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 850 885) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point L869(lines 869 877) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2020-10-15 01:47:57,574 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 850 885) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 185 230) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 185 230) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 185 230) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point L512(lines 512 532) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point L512-1(lines 512 532) no Hoare annotation was computed. [2020-10-15 01:47:57,575 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 498 543) no Hoare annotation was computed. [2020-10-15 01:47:57,576 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 498 543) no Hoare annotation was computed. [2020-10-15 01:47:57,576 INFO L268 CegarLoopResult]: For program point L518(lines 518 525) no Hoare annotation was computed. [2020-10-15 01:47:57,576 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 498 543) no Hoare annotation was computed. [2020-10-15 01:47:57,576 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 01:47:57,576 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:47:57,576 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:47:57,576 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 830 840) the Hoare annotation is: true [2020-10-15 01:47:57,577 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 830 840) no Hoare annotation was computed. [2020-10-15 01:47:57,577 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 830 840) no Hoare annotation was computed. [2020-10-15 01:47:57,577 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-10-15 01:47:57,577 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-10-15 01:47:57,577 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 822 829) the Hoare annotation is: true [2020-10-15 01:47:57,577 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 822 829) no Hoare annotation was computed. [2020-10-15 01:47:57,577 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 822 829) no Hoare annotation was computed. [2020-10-15 01:47:57,578 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,578 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 772 796) no Hoare annotation was computed. [2020-10-15 01:47:57,578 INFO L268 CegarLoopResult]: For program point L791-1(lines 772 796) no Hoare annotation was computed. [2020-10-15 01:47:57,578 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 772 796) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,578 INFO L264 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,578 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,578 INFO L268 CegarLoopResult]: For program point L780(lines 780 788) no Hoare annotation was computed. [2020-10-15 01:47:57,578 INFO L264 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,579 INFO L268 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-15 01:47:57,579 INFO L268 CegarLoopResult]: For program point L776(lines 776 793) no Hoare annotation was computed. [2020-10-15 01:47:57,579 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 738 744) no Hoare annotation was computed. [2020-10-15 01:47:57,579 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 738 744) the Hoare annotation is: true [2020-10-15 01:47:57,579 INFO L264 CegarLoopResult]: At program point testENTRY(lines 640 705) 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 01:47:57,579 INFO L264 CegarLoopResult]: At program point L698(lines 649 699) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,579 INFO L268 CegarLoopResult]: For program point testFINAL(lines 640 705) no Hoare annotation was computed. [2020-10-15 01:47:57,580 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,580 INFO L268 CegarLoopResult]: For program point L686(lines 686 692) no Hoare annotation was computed. [2020-10-15 01:47:57,580 INFO L264 CegarLoopResult]: At program point L686-1(lines 680 693) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,580 INFO L268 CegarLoopResult]: For program point L651(lines 650 697) no Hoare annotation was computed. [2020-10-15 01:47:57,580 INFO L268 CegarLoopResult]: For program point L680(lines 680 693) no Hoare annotation was computed. [2020-10-15 01:47:57,580 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,580 INFO L268 CegarLoopResult]: For program point L670(lines 670 676) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point L670-1(lines 670 676) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L264 CegarLoopResult]: At program point L695(lines 650 697) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,581 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point testEXIT(lines 640 705) no Hoare annotation was computed. [2020-10-15 01:47:57,581 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 452 497) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point L472(lines 472 479) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 452 497) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point L466(lines 466 486) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point L466-1(lines 466 486) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 452 497) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 797 804) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 797 804) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 797 804) no Hoare annotation was computed. [2020-10-15 01:47:57,582 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:47:57,583 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 349 451) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point L378(lines 378 394) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point L399(lines 398 418) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-15 01:47:57,584 INFO L268 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L395(lines 395 436) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 349 451) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L437(lines 437 448) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 349 451) no Hoare annotation was computed. [2020-10-15 01:47:57,585 INFO L268 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-10-15 01:47:57,586 INFO L268 CegarLoopResult]: For program point L398-2(lines 398 418) no Hoare annotation was computed. [2020-10-15 01:47:57,586 INFO L268 CegarLoopResult]: For program point L419(lines 397 420) no Hoare annotation was computed. [2020-10-15 01:47:57,586 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,586 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#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~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:47:57,586 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point L816-1(lines 805 821) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point L812(lines 812 818) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 805 821) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point L810-1(line 810) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 805 821) no Hoare annotation was computed. [2020-10-15 01:47:57,587 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 620 628) the Hoare annotation is: true [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,588 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,589 INFO L264 CegarLoopResult]: At program point L727(line 727) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,589 INFO L264 CegarLoopResult]: At program point L725(lines 725 731) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,589 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:47:57,589 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 714 737) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:47:57,589 INFO L268 CegarLoopResult]: For program point L718(lines 717 736) no Hoare annotation was computed. [2020-10-15 01:47:57,589 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 714 737) no Hoare annotation was computed. [2020-10-15 01:47:57,589 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 714 737) no Hoare annotation was computed. [2020-10-15 01:47:57,590 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-15 01:47:57,590 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-15 01:47:57,590 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 01:47:57,590 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-15 01:47:57,590 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 01:47:57,590 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-15 01:47:57,591 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 01:47:57,591 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 01:47:57,591 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-15 01:47:57,591 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-15 01:47:57,591 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-10-15 01:47:57,592 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-10-15 01:47:57,592 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-10-15 01:47:57,592 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-10-15 01:47:57,592 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-10-15 01:47:57,592 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-10-15 01:47:57,592 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-15 01:47:57,592 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-15 01:47:57,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,593 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-15 01:47:57,593 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:47:57,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:57,593 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-10-15 01:47:57,593 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-10-15 01:47:57,593 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:47:57,593 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 948 955) no Hoare annotation was computed. [2020-10-15 01:47:57,594 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 952) no Hoare annotation was computed. [2020-10-15 01:47:57,594 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 948 955) the Hoare annotation is: true [2020-10-15 01:47:57,594 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 948 955) no Hoare annotation was computed. [2020-10-15 01:47:57,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:47:57 BoogieIcfgContainer [2020-10-15 01:47:57,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:47:57,615 INFO L168 Benchmark]: Toolchain (without parser) took 24135.01 ms. Allocated memory was 146.3 MB in the beginning and 634.9 MB in the end (delta: 488.6 MB). Free memory was 102.0 MB in the beginning and 542.8 MB in the end (delta: -440.7 MB). Peak memory consumption was 505.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,616 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.84 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 172.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,617 INFO L168 Benchmark]: Boogie Preprocessor took 95.50 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 166.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,618 INFO L168 Benchmark]: RCFGBuilder took 1187.75 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 194.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,619 INFO L168 Benchmark]: TraceAbstraction took 22171.03 ms. Allocated memory was 235.9 MB in the beginning and 634.9 MB in the end (delta: 399.0 MB). Free memory was 194.4 MB in the beginning and 542.8 MB in the end (delta: -348.4 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:57,624 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.84 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 172.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.50 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 166.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1187.75 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 194.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22171.03 ms. Allocated memory was 235.9 MB in the beginning and 634.9 MB in the end (delta: 399.0 MB). Free memory was 194.4 MB in the beginning and 542.8 MB in the end (delta: -348.4 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 952]: 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: 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: 650]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 202 SDtfs, 387 SDslu, 274 SDs, 0 SdLazy, 1118 SolverSat, 216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=232occurred 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, 35 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 281 PreInvPairs, 332 NumberOfFragments, 648 HoareAnnotationTreeSize, 281 FomulaSimplifications, 4966 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 60 FomulaSimplificationsInter, 9590 FormulaSimplificationTreeSizeReductionInter, 6.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 29718 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...