/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_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:32:55,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:32:55,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:32:55,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:32:55,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:32:55,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:32:55,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:32:55,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:32:55,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:32:55,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:32:55,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:32:55,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:32:55,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:32:55,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:32:55,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:32:55,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:32:55,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:32:55,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:32:55,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:32:55,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:32:55,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:32:55,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:32:55,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:32:55,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:32:55,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:32:55,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:32:55,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:32:55,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:32:55,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:32:55,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:32:55,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:32:55,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:32:55,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:32:55,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:32:55,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:32:55,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:32:55,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:32:55,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:32:55,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:32:55,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:32:55,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:32:55,449 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 01:32:55,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:32:55,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:32:55,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:32:55,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:32:55,487 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:32:55,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:32:55,488 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:32:55,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:32:55,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:32:55,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:32:55,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:32:55,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:32:55,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:32:55,490 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:32:55,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:32:55,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:32:55,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:32:55,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:32:55,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:32:55,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:32:55,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:32:55,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:55,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:32:55,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:32:55,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:32:55,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:32:55,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:32:55,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:32:55,493 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:32:55,493 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 01:32:55,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:32:55,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:32:55,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:32:55,822 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:32:55,822 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:32:55,823 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-15 01:32:55,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed038c498/873fada9a3d542c7818605dee3060dc0/FLAGe3b7c0901 [2020-10-15 01:32:56,429 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:32:56,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-15 01:32:56,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed038c498/873fada9a3d542c7818605dee3060dc0/FLAGe3b7c0901 [2020-10-15 01:32:56,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed038c498/873fada9a3d542c7818605dee3060dc0 [2020-10-15 01:32:56,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:32:56,744 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:32:56,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:56,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:32:56,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:32:56,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:56" (1/1) ... [2020-10-15 01:32:56,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30847a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:56, skipping insertion in model container [2020-10-15 01:32:56,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:56" (1/1) ... [2020-10-15 01:32:56,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:32:56,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:32:57,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:57,314 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:32:57,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:57,470 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:32:57,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57 WrapperNode [2020-10-15 01:32:57,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:57,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:32:57,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:32:57,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:32:57,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (1/1) ... [2020-10-15 01:32:57,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:32:57,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:32:57,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:32:57,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:32:57,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (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 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:32:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:32:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:32:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:32:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:32:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:32:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:32:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:32:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:32:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:32:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:32:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:32:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:32:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:32:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:32:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:32:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:32:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:32:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:32:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:32:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:32:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:32:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:32:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:32:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:32:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:32:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:32:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:32:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:32:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:32:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:32:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:32:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:32:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:32:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:32:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:32:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:32:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:32:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:32:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:32:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:32:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:32:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:32:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:32:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:32:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:32:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:32:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:32:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:32:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:32:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:32:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:32:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:32:58,654 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:32:58,654 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:32:58,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:58 BoogieIcfgContainer [2020-10-15 01:32:58,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:32:58,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:32:58,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:32:58,664 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:32:58,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:32:56" (1/3) ... [2020-10-15 01:32:58,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579262ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:58, skipping insertion in model container [2020-10-15 01:32:58,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:57" (2/3) ... [2020-10-15 01:32:58,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579262ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:58, skipping insertion in model container [2020-10-15 01:32:58,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:58" (3/3) ... [2020-10-15 01:32:58,668 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-10-15 01:32:58,678 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:32:58,686 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:32:58,699 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:32:58,723 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:32:58,724 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:32:58,724 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:32:58,724 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:32:58,724 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:32:58,724 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:32:58,724 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:32:58,725 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:32:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2020-10-15 01:32:58,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:32:58,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:58,757 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 01:32:58,757 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:58,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:58,764 INFO L82 PathProgramCache]: Analyzing trace with hash 878433908, now seen corresponding path program 1 times [2020-10-15 01:32:58,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:58,773 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1587372830] [2020-10-15 01:32:58,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:00,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:00,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:00,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:33:03,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:33:03,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4375 [2020-10-15 01:33:03,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:33:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:03,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:33:03,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:33:03,777 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:03,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 01:33:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:03,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:33:03,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:03,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:33:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:33:03,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:03,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:03,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:33:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:03,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:03,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:03,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:03,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,989 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 01:33:03,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1587372830] [2020-10-15 01:33:03,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:03,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:33:03,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375332142] [2020-10-15 01:33:03,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:33:03,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:04,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:33:04,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:33:04,018 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 7 states. [2020-10-15 01:33:04,490 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:05,292 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:05,673 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:05,941 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:06,452 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:06,859 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:08,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:08,207 INFO L93 Difference]: Finished difference Result 433 states and 581 transitions. [2020-10-15 01:33:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:33:08,209 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:33:08,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:08,226 INFO L225 Difference]: With dead ends: 433 [2020-10-15 01:33:08,227 INFO L226 Difference]: Without dead ends: 266 [2020-10-15 01:33:08,233 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:08,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-10-15 01:33:08,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 216. [2020-10-15 01:33:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-15 01:33:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 260 transitions. [2020-10-15 01:33:08,355 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 260 transitions. Word has length 46 [2020-10-15 01:33:08,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:08,356 INFO L479 AbstractCegarLoop]: Abstraction has 216 states and 260 transitions. [2020-10-15 01:33:08,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:33:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 260 transitions. [2020-10-15 01:33:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 01:33:08,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:33:08,360 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:33:08,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:33:08,361 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:33:08,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:33:08,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1946543665, now seen corresponding path program 1 times [2020-10-15 01:33:08,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:33:08,362 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [561824513] [2020-10-15 01:33:08,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:33:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:08,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:08,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:09,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 01:33:10,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:33:10,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1791 [2020-10-15 01:33:10,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:33:10,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:10,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 01:33:10,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,446 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:10,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 01:33:10,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:10,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:10,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:33:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:10,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:10,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:33:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:10,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:10,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:33:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:33:10,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:10,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,674 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 01:33:10,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [561824513] [2020-10-15 01:33:10,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:10,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:33:10,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483550670] [2020-10-15 01:33:10,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:33:10,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:10,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:33:10,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:33:10,679 INFO L87 Difference]: Start difference. First operand 216 states and 260 transitions. Second operand 8 states. [2020-10-15 01:33:11,023 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:11,952 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:12,212 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:12,468 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:12,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:12,734 INFO L93 Difference]: Finished difference Result 373 states and 478 transitions. [2020-10-15 01:33:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:33:12,736 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-15 01:33:12,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:12,737 INFO L225 Difference]: With dead ends: 373 [2020-10-15 01:33:12,737 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:33:12,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:12,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:33:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:33:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:33:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:33:12,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-15 01:33:12,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:12,742 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:33:12,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:33:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:33:12,743 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:33:12,743 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:33:12,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:33:14,716 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-15 01:33:14,959 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:15,091 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:15,253 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:15,418 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:15,665 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:15,847 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:16,129 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:33:16,320 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:16,471 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:16,933 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-15 01:33:17,260 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:33:17,416 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:17,567 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:17,877 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:33:18,307 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:18,595 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:18,894 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:19,053 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,206 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,359 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,649 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:19,800 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,944 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:20,221 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:20,652 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:20,797 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:21,092 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-10-15 01:33:21,253 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:21,258 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:33:21,258 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:33:21,258 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-15 01:33:21,258 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-15 01:33:21,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:33:21,259 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:33:21,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:33:21,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:33:21,259 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:33:21,260 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-15 01:33:21,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:33:21,261 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-15 01:33:21,261 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 523 529) the Hoare annotation is: true [2020-10-15 01:33:21,261 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 523 529) no Hoare annotation was computed. [2020-10-15 01:33:21,261 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 530 538) no Hoare annotation was computed. [2020-10-15 01:33:21,261 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 530 538) the Hoare annotation is: true [2020-10-15 01:33:21,261 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 530 538) no Hoare annotation was computed. [2020-10-15 01:33:21,262 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 943 965) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,262 INFO L264 CegarLoopResult]: At program point L955(line 955) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,262 INFO L264 CegarLoopResult]: At program point L955-1(line 955) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,262 INFO L268 CegarLoopResult]: For program point L953(lines 953 960) no Hoare annotation was computed. [2020-10-15 01:33:21,262 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 943 965) no Hoare annotation was computed. [2020-10-15 01:33:21,263 INFO L268 CegarLoopResult]: For program point L953-1(lines 953 960) no Hoare annotation was computed. [2020-10-15 01:33:21,263 INFO L268 CegarLoopResult]: For program point L951(line 951) no Hoare annotation was computed. [2020-10-15 01:33:21,263 INFO L264 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,263 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,263 INFO L264 CegarLoopResult]: At program point L949-1(line 949) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,263 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 943 965) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 902 925) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 902 925) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 902 925) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-15 01:33:21,264 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-15 01:33:21,265 INFO L268 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-15 01:33:21,266 INFO L268 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-10-15 01:33:21,266 INFO L268 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-15 01:33:21,266 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,266 INFO L268 CegarLoopResult]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2020-10-15 01:33:21,266 INFO L264 CegarLoopResult]: At program point L693(line 693) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,266 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,267 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 679 703) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,267 INFO L268 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-10-15 01:33:21,267 INFO L264 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,267 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-15 01:33:21,267 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 679 703) no Hoare annotation was computed. [2020-10-15 01:33:21,267 INFO L268 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-10-15 01:33:21,267 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 838 852) no Hoare annotation was computed. [2020-10-15 01:33:21,268 INFO L264 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,268 INFO L268 CegarLoopResult]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-10-15 01:33:21,268 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 838 852) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-15 01:33:21,268 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 838 852) no Hoare annotation was computed. [2020-10-15 01:33:21,268 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2020-10-15 01:33:21,268 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2020-10-15 01:33:21,268 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2020-10-15 01:33:21,268 INFO L268 CegarLoopResult]: For program point L828(lines 828 832) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L271 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: true [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point L828-2(lines 828 832) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 819 837) the Hoare annotation is: true [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point L826-1(line 826) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 819 837) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 819 837) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-10-15 01:33:21,269 INFO L268 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point L802(lines 802 810) no Hoare annotation was computed. [2020-10-15 01:33:21,270 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 516 522) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 516 522) the Hoare annotation is: true [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:33:21,271 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:33:21,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:33:21,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:33:21,272 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 933 942) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,272 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 933 942) no Hoare annotation was computed. [2020-10-15 01:33:21,272 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 933 942) no Hoare annotation was computed. [2020-10-15 01:33:21,272 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-10-15 01:33:21,272 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 763 773) the Hoare annotation is: true [2020-10-15 01:33:21,272 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 755 762) the Hoare annotation is: true [2020-10-15 01:33:21,273 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 705 729) no Hoare annotation was computed. [2020-10-15 01:33:21,273 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,273 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 705 729) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,274 INFO L268 CegarLoopResult]: For program point L724-1(lines 705 729) no Hoare annotation was computed. [2020-10-15 01:33:21,274 INFO L264 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,274 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,274 INFO L268 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2020-10-15 01:33:21,274 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,274 INFO L268 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-10-15 01:33:21,274 INFO L268 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2020-10-15 01:33:21,275 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 671 677) no Hoare annotation was computed. [2020-10-15 01:33:21,275 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 671 677) the Hoare annotation is: true [2020-10-15 01:33:21,275 INFO L264 CegarLoopResult]: At program point testENTRY(lines 572 639) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,275 INFO L264 CegarLoopResult]: At program point L632(lines 581 633) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,275 INFO L268 CegarLoopResult]: For program point testFINAL(lines 572 639) no Hoare annotation was computed. [2020-10-15 01:33:21,275 INFO L264 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,275 INFO L268 CegarLoopResult]: For program point L620(lines 620 626) no Hoare annotation was computed. [2020-10-15 01:33:21,276 INFO L264 CegarLoopResult]: At program point L620-1(lines 612 627) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,276 INFO L268 CegarLoopResult]: For program point L583(lines 582 631) no Hoare annotation was computed. [2020-10-15 01:33:21,276 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,276 INFO L268 CegarLoopResult]: For program point L612(lines 612 627) no Hoare annotation was computed. [2020-10-15 01:33:21,276 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,276 INFO L268 CegarLoopResult]: For program point L602(lines 602 608) no Hoare annotation was computed. [2020-10-15 01:33:21,276 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 608) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L264 CegarLoopResult]: At program point L629(lines 582 631) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,277 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 598) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point testEXIT(lines 572 639) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:33:21,277 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 730 737) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 730 737) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 730 737) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2020-10-15 01:33:21,278 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-15 01:33:21,279 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:33:21,280 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 506 515) no Hoare annotation was computed. [2020-10-15 01:33:21,281 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 506 515) no Hoare annotation was computed. [2020-10-15 01:33:21,282 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 506 515) no Hoare annotation was computed. [2020-10-15 01:33:21,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,282 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.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)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:33:21,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,282 INFO L268 CegarLoopResult]: For program point L749(line 749) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point L749-1(lines 738 754) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 738 754) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point L745(lines 745 751) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 738 754) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 483 491) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-10-15 01:33:21,283 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-10-15 01:33:21,284 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,285 INFO L264 CegarLoopResult]: At program point L658(lines 658 664) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,285 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,285 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,285 INFO L268 CegarLoopResult]: For program point L651(lines 650 669) no Hoare annotation was computed. [2020-10-15 01:33:21,285 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2020-10-15 01:33:21,285 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2020-10-15 01:33:21,285 INFO L271 CegarLoopResult]: At program point L897(lines 872 901) the Hoare annotation is: true [2020-10-15 01:33:21,285 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 872 901) no Hoare annotation was computed. [2020-10-15 01:33:21,286 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-10-15 01:33:21,286 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 872 901) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,286 INFO L268 CegarLoopResult]: For program point L886(lines 886 890) no Hoare annotation was computed. [2020-10-15 01:33:21,286 INFO L264 CegarLoopResult]: At program point L886-1(lines 886 890) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,286 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-15 01:33:21,286 INFO L264 CegarLoopResult]: At program point L882-2(lines 882 896) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,286 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,286 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-15 01:33:21,286 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 926 932) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 926 932) the Hoare annotation is: true [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,287 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2020-10-15 01:33:21,287 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 862 869) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 862 869) the Hoare annotation is: true [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 862 869) no Hoare annotation was computed. [2020-10-15 01:33:21,288 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 542 566) the Hoare annotation is: true [2020-10-15 01:33:21,288 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 542 566) no Hoare annotation was computed. [2020-10-15 01:33:21,289 INFO L264 CegarLoopResult]: At program point L556(line 556) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,289 INFO L268 CegarLoopResult]: For program point L554(lines 554 560) no Hoare annotation was computed. [2020-10-15 01:33:21,289 INFO L264 CegarLoopResult]: At program point L552(line 552) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-15 01:33:21,289 INFO L268 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-10-15 01:33:21,289 INFO L268 CegarLoopResult]: For program point L550(lines 550 563) no Hoare annotation was computed. [2020-10-15 01:33:21,289 INFO L268 CegarLoopResult]: For program point L550-1(lines 542 566) no Hoare annotation was computed. [2020-10-15 01:33:21,289 INFO L271 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: true [2020-10-15 01:33:21,289 INFO L268 CegarLoopResult]: For program point L548-1(line 548) no Hoare annotation was computed. [2020-10-15 01:33:21,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:33:21 BoogieIcfgContainer [2020-10-15 01:33:21,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:33:21,312 INFO L168 Benchmark]: Toolchain (without parser) took 24568.06 ms. Allocated memory was 147.8 MB in the beginning and 674.8 MB in the end (delta: 526.9 MB). Free memory was 101.4 MB in the beginning and 575.7 MB in the end (delta: -474.3 MB). Peak memory consumption was 503.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,313 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 121.1 MB in the beginning and 120.7 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.96 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 169.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,315 INFO L168 Benchmark]: Boogie Preprocessor took 91.09 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 164.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,316 INFO L168 Benchmark]: RCFGBuilder took 1096.68 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 164.9 MB in the beginning and 184.4 MB in the end (delta: -19.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,317 INFO L168 Benchmark]: TraceAbstraction took 22648.97 ms. Allocated memory was 232.8 MB in the beginning and 674.8 MB in the end (delta: 442.0 MB). Free memory was 184.4 MB in the beginning and 575.7 MB in the end (delta: -391.3 MB). Peak memory consumption was 501.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,321 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 121.1 MB in the beginning and 120.7 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.96 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 169.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.09 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 164.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1096.68 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 164.9 MB in the beginning and 184.4 MB in the end (delta: -19.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22648.97 ms. Allocated memory was 232.8 MB in the beginning and 674.8 MB in the end (delta: 442.0 MB). Free memory was 184.4 MB in the beginning and 575.7 MB in the end (delta: -391.3 MB). Peak memory consumption was 501.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 866]: 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: 882]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.0s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 213 SDtfs, 402 SDslu, 279 SDs, 0 SdLazy, 1168 SolverSat, 234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred 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, 50 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 279 PreInvPairs, 342 NumberOfFragments, 722 HoareAnnotationTreeSize, 279 FomulaSimplifications, 8203 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 61 FomulaSimplificationsInter, 9933 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 29760 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...