/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_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:36:59,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:36:59,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:36:59,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:36:59,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:36:59,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:36:59,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:36:59,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:36:59,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:36:59,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:36:59,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:36:59,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:36:59,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:36:59,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:36:59,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:36:59,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:36:59,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:36:59,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:36:59,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:36:59,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:36:59,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:36:59,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:36:59,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:36:59,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:36:59,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:36:59,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:36:59,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:36:59,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:36:59,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:36:59,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:36:59,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:36:59,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:36:59,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:36:59,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:36:59,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:36:59,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:36:59,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:36:59,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:36:59,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:36:59,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:36:59,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:36:59,586 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 01:36:59,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:36:59,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:36:59,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:36:59,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:36:59,626 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:36:59,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:36:59,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:36:59,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:36:59,628 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:36:59,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:36:59,628 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:36:59,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:36:59,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:36:59,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:36:59,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:36:59,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:36:59,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:36:59,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:36:59,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:36:59,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:36:59,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:36:59,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:36:59,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:36:59,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:36:59,633 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 01:36:59,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:36:59,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:36:59,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:36:59,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:36:59,924 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:36:59,925 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-15 01:36:59,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/360065fd8/0fe2b4da81e744d5982693c6c92baacb/FLAG70f5f9cd3 [2020-10-15 01:37:00,476 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:37:00,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-15 01:37:00,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/360065fd8/0fe2b4da81e744d5982693c6c92baacb/FLAG70f5f9cd3 [2020-10-15 01:37:00,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/360065fd8/0fe2b4da81e744d5982693c6c92baacb [2020-10-15 01:37:00,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:37:00,809 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:37:00,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:37:00,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:37:00,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:37:00,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:37:00" (1/1) ... [2020-10-15 01:37:00,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:00, skipping insertion in model container [2020-10-15 01:37:00,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:37:00" (1/1) ... [2020-10-15 01:37:00,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:37:00,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:37:01,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:37:01,173 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:37:01,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:37:01,411 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:37:01,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01 WrapperNode [2020-10-15 01:37:01,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:37:01,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:37:01,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:37:01,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:37:01,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (1/1) ... [2020-10-15 01:37:01,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:37:01,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:37:01,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:37:01,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:37:01,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (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 01:37:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:37:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:37:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:37:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:37:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:37:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:37:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:37:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:37:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:37:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:37:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:37:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:37:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:37:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:37:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:37:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:37:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:37:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:37:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:37:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:37:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:37:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:37:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:37:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:37:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:37:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:37:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:37:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:37:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:37:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:37:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:37:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:37:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:37:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:37:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:37:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:37:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:37:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:37:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:37:02,686 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:37:02,687 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:37:02,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:37:02 BoogieIcfgContainer [2020-10-15 01:37:02,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:37:02,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:37:02,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:37:02,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:37:02,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:37:00" (1/3) ... [2020-10-15 01:37:02,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2953409e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:37:02, skipping insertion in model container [2020-10-15 01:37:02,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:01" (2/3) ... [2020-10-15 01:37:02,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2953409e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:37:02, skipping insertion in model container [2020-10-15 01:37:02,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:37:02" (3/3) ... [2020-10-15 01:37:02,700 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2020-10-15 01:37:02,710 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:37:02,718 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:37:02,731 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:37:02,756 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:37:02,756 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:37:02,756 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:37:02,756 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:37:02,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:37:02,757 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:37:02,757 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:37:02,757 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:37:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-15 01:37:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:37:02,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:02,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:37:02,790 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:02,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:02,796 INFO L82 PathProgramCache]: Analyzing trace with hash -454427267, now seen corresponding path program 1 times [2020-10-15 01:37:02,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:02,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1010694001] [2020-10-15 01:37:02,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:03,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:03,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:03,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:04,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:04,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:06,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:37:08,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:37:08,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 01:37:08,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:37:08,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:08,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 01:37:08,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:37:08,458 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:08,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:08,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-15 01:37:08,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:08,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:08,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:08,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:08,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:08,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:08,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:08,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:08,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:08,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:08,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:08,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:08,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:08,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:37:08,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:08,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:08,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 01:37:08,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:37:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:08,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:37:08,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:08,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:08,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:37:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:08,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:08,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:08,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:08,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:08,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:08,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:08,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:08,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:08,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:08,728 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 01:37:08,728 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1010694001] [2020-10-15 01:37:08,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:08,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:37:08,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137297157] [2020-10-15 01:37:08,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:37:08,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:08,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:37:08,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:37:08,758 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 8 states. [2020-10-15 01:37:09,305 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:10,104 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:10,434 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:10,689 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:11,226 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:12,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:37:12,336 INFO L93 Difference]: Finished difference Result 392 states and 527 transitions. [2020-10-15 01:37:12,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 01:37:12,338 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-15 01:37:12,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:37:12,366 INFO L225 Difference]: With dead ends: 392 [2020-10-15 01:37:12,373 INFO L226 Difference]: Without dead ends: 248 [2020-10-15 01:37:12,383 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:37:12,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-10-15 01:37:12,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 201. [2020-10-15 01:37:12,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-15 01:37:12,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 242 transitions. [2020-10-15 01:37:12,530 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 242 transitions. Word has length 51 [2020-10-15 01:37:12,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:37:12,530 INFO L479 AbstractCegarLoop]: Abstraction has 201 states and 242 transitions. [2020-10-15 01:37:12,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:37:12,531 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 242 transitions. [2020-10-15 01:37:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-15 01:37:12,535 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:12,535 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:37:12,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:37:12,535 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:12,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:12,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1232133212, now seen corresponding path program 1 times [2020-10-15 01:37:12,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:12,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1572070468] [2020-10-15 01:37:12,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:12,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:12,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:12,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:12,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-15 01:37:15,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:37:15,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2500 [2020-10-15 01:37:15,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:37:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:37:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,296 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:15,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 01:37:15,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:15,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:15,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:15,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:15,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:15,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:15,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:15,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:15,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:37:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:15,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:37:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:15,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:15,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:15,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:15,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 01:37:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:15,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:15,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:15,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:15,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:15,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:15,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:15,471 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 01:37:15,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1572070468] [2020-10-15 01:37:15,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:15,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:37:15,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419626099] [2020-10-15 01:37:15,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:37:15,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:15,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:37:15,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:37:15,475 INFO L87 Difference]: Start difference. First operand 201 states and 242 transitions. Second operand 9 states. [2020-10-15 01:37:15,949 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:16,818 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:17,068 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:17,315 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:17,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:37:17,542 INFO L93 Difference]: Finished difference Result 347 states and 450 transitions. [2020-10-15 01:37:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:37:17,545 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-10-15 01:37:17,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:37:17,546 INFO L225 Difference]: With dead ends: 347 [2020-10-15 01:37:17,546 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:37:17,549 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:37:17,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:37:17,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:37:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:37:17,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:37:17,550 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-10-15 01:37:17,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:37:17,550 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:37:17,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:37:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:37:17,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:37:17,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:37:17,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:37:19,542 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-15 01:37:19,695 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:20,053 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-15 01:37:20,210 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-10-15 01:37:20,495 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-15 01:37:20,675 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:20,876 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:21,315 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-15 01:37:21,731 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-15 01:37:22,034 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-15 01:37:22,319 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 8 [2020-10-15 01:37:22,489 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 13 [2020-10-15 01:37:22,798 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-15 01:37:23,104 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-15 01:37:23,267 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-10-15 01:37:23,583 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-15 01:37:23,884 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-10-15 01:37:24,041 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:24,191 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:24,338 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:24,500 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-15 01:37:24,647 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:24,810 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-10-15 01:37:25,258 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-15 01:37:25,410 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:25,695 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-15 01:37:25,841 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2020-10-15 01:37:25,850 INFO L268 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-10-15 01:37:25,850 INFO L268 CegarLoopResult]: For program point L670-1(lines 670 674) no Hoare annotation was computed. [2020-10-15 01:37:25,850 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-10-15 01:37:25,851 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 685) no Hoare annotation was computed. [2020-10-15 01:37:25,851 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 639 694) no Hoare annotation was computed. [2020-10-15 01:37:25,851 INFO L268 CegarLoopResult]: For program point L686(lines 663 687) no Hoare annotation was computed. [2020-10-15 01:37:25,851 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 639 694) no Hoare annotation was computed. [2020-10-15 01:37:25,852 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 639 694) no Hoare annotation was computed. [2020-10-15 01:37:25,852 INFO L268 CegarLoopResult]: For program point L727(lines 727 731) no Hoare annotation was computed. [2020-10-15 01:37:25,852 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 731) no Hoare annotation was computed. [2020-10-15 01:37:25,852 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 695 754) no Hoare annotation was computed. [2020-10-15 01:37:25,852 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 746) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 695 754) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point L747(lines 720 748) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 695 754) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-15 01:37:25,853 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-15 01:37:25,854 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 480 486) the Hoare annotation is: true [2020-10-15 01:37:25,854 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 480 486) no Hoare annotation was computed. [2020-10-15 01:37:25,854 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 487 495) no Hoare annotation was computed. [2020-10-15 01:37:25,854 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 487 495) the Hoare annotation is: true [2020-10-15 01:37:25,854 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 487 495) no Hoare annotation was computed. [2020-10-15 01:37:25,854 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,855 INFO L264 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,855 INFO L264 CegarLoopResult]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,855 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-10-15 01:37:25,855 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2020-10-15 01:37:25,855 INFO L268 CegarLoopResult]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2020-10-15 01:37:25,855 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-15 01:37:25,855 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,856 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,856 INFO L264 CegarLoopResult]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,856 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2020-10-15 01:37:25,856 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 353 376) no Hoare annotation was computed. [2020-10-15 01:37:25,856 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 353 376) no Hoare annotation was computed. [2020-10-15 01:37:25,856 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 353 376) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-15 01:37:25,857 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-10-15 01:37:25,858 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,858 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 180 188) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:37:25,859 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2020-10-15 01:37:25,860 INFO L271 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: true [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 225 243) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 189 224) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2020-10-15 01:37:25,860 INFO L268 CegarLoopResult]: For program point L196(lines 196 204) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 473 479) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 473 479) the Hoare annotation is: true [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 593 638) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 593 638) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 593 638) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point L926(lines 926 933) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 906 951) no Hoare annotation was computed. [2020-10-15 01:37:25,861 INFO L268 CegarLoopResult]: For program point L920(lines 920 940) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 940) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 906 951) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 906 951) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 385 395) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,862 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 385 395) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 385 395) no Hoare annotation was computed. [2020-10-15 01:37:25,862 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,862 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2020-10-15 01:37:25,863 INFO L271 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 169 179) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 161 168) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2020-10-15 01:37:25,863 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,863 INFO L264 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,863 INFO L268 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2020-10-15 01:37:25,864 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2020-10-15 01:37:25,864 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:37:25,864 INFO L268 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-10-15 01:37:25,864 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:37:25,864 INFO L268 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2020-10-15 01:37:25,864 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:37:25,864 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2020-10-15 01:37:25,865 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2020-10-15 01:37:25,865 INFO L264 CegarLoopResult]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:37:25,865 INFO L268 CegarLoopResult]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2020-10-15 01:37:25,865 INFO L264 CegarLoopResult]: At program point L304(lines 257 305) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,865 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-10-15 01:37:25,865 INFO L264 CegarLoopResult]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,866 INFO L268 CegarLoopResult]: For program point L259(lines 258 303) no Hoare annotation was computed. [2020-10-15 01:37:25,866 INFO L268 CegarLoopResult]: For program point L288(lines 288 299) no Hoare annotation was computed. [2020-10-15 01:37:25,866 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,866 INFO L268 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2020-10-15 01:37:25,866 INFO L268 CegarLoopResult]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2020-10-15 01:37:25,866 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,866 INFO L264 CegarLoopResult]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,866 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 860 905) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 860 905) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 860 905) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-10-15 01:37:25,867 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 136 143) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 136 143) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 136 143) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 577 585) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 577 585) the Hoare annotation is: true [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 577 585) no Hoare annotation was computed. [2020-10-15 01:37:25,868 INFO L264 CegarLoopResult]: At program point L447(line 447) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,868 INFO L268 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-10-15 01:37:25,869 INFO L268 CegarLoopResult]: For program point L444(lines 444 454) no Hoare annotation was computed. [2020-10-15 01:37:25,869 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-15 01:37:25,869 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-10-15 01:37:25,869 INFO L268 CegarLoopResult]: For program point L440(lines 440 457) no Hoare annotation was computed. [2020-10-15 01:37:25,869 INFO L268 CegarLoopResult]: For program point L440-1(lines 432 460) no Hoare annotation was computed. [2020-10-15 01:37:25,869 INFO L264 CegarLoopResult]: At program point L438(line 438) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:37:25,869 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 432 460) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 432 460) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point L553(lines 553 561) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 545 567) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point L553-2(lines 553 561) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 545 567) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 545 567) no Hoare annotation was computed. [2020-10-15 01:37:25,870 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 424 431) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 424 431) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 463 472) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 463 472) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 463 472) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 757 859) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-10-15 01:37:25,871 INFO L268 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point L845(lines 845 856) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 757 859) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point L806-2(lines 806 826) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point L827(lines 805 828) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point L786(lines 786 802) no Hoare annotation was computed. [2020-10-15 01:37:25,872 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 757 859) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point L807(lines 806 826) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point L803(lines 803 844) no Hoare annotation was computed. [2020-10-15 01:37:25,873 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 144 160) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point L155-1(lines 144 160) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 144 160) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point L151(lines 151 157) no Hoare annotation was computed. [2020-10-15 01:37:25,874 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point L149-1(line 149) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 568 576) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 568 576) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 568 576) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 524 535) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 524 535) no Hoare annotation was computed. [2020-10-15 01:37:25,875 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,876 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,876 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,876 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 536 544) the Hoare annotation is: true [2020-10-15 01:37:25,876 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 536 544) no Hoare annotation was computed. [2020-10-15 01:37:25,876 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 536 544) no Hoare annotation was computed. [2020-10-15 01:37:25,876 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:37:25,876 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:37:25,877 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-10-15 01:37:25,877 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:37:25,877 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-10-15 01:37:25,877 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-10-15 01:37:25,877 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:37:25,877 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 323 352) no Hoare annotation was computed. [2020-10-15 01:37:25,877 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 323 352) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:37:25,878 INFO L271 CegarLoopResult]: At program point L348(lines 323 352) the Hoare annotation is: true [2020-10-15 01:37:25,878 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-15 01:37:25,878 INFO L268 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-10-15 01:37:25,878 INFO L264 CegarLoopResult]: At program point L337-1(lines 337 341) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,878 INFO L268 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-15 01:37:25,878 INFO L264 CegarLoopResult]: At program point L333-2(lines 333 347) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,879 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:37:25,879 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-15 01:37:25,879 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 500 511) the Hoare annotation is: true [2020-10-15 01:37:25,879 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 500 511) no Hoare annotation was computed. [2020-10-15 01:37:25,879 INFO L268 CegarLoopResult]: For program point L504-1(lines 500 511) no Hoare annotation was computed. [2020-10-15 01:37:25,879 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 377 383) no Hoare annotation was computed. [2020-10-15 01:37:25,879 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 377 383) the Hoare annotation is: true [2020-10-15 01:37:25,879 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,880 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:37:25,880 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:37:25,880 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:37:25,880 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 512 523) no Hoare annotation was computed. [2020-10-15 01:37:25,880 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 512 523) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:37:25,880 INFO L268 CegarLoopResult]: For program point L516-1(lines 512 523) no Hoare annotation was computed. [2020-10-15 01:37:25,880 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 313 320) no Hoare annotation was computed. [2020-10-15 01:37:25,881 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 317) no Hoare annotation was computed. [2020-10-15 01:37:25,881 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 313 320) the Hoare annotation is: true [2020-10-15 01:37:25,881 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 313 320) no Hoare annotation was computed. [2020-10-15 01:37:25,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:37:25 BoogieIcfgContainer [2020-10-15 01:37:25,897 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:37:25,899 INFO L168 Benchmark]: Toolchain (without parser) took 25090.57 ms. Allocated memory was 147.3 MB in the beginning and 580.4 MB in the end (delta: 433.1 MB). Free memory was 102.4 MB in the beginning and 250.0 MB in the end (delta: -147.7 MB). Peak memory consumption was 446.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,900 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.45 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 101.9 MB in the beginning and 175.1 MB in the end (delta: -73.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,902 INFO L168 Benchmark]: Boogie Preprocessor took 125.07 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 170.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,903 INFO L168 Benchmark]: RCFGBuilder took 1154.30 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 170.9 MB in the beginning and 195.0 MB in the end (delta: -24.1 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,904 INFO L168 Benchmark]: TraceAbstraction took 23203.76 ms. Allocated memory was 234.4 MB in the beginning and 580.4 MB in the end (delta: 346.0 MB). Free memory was 193.3 MB in the beginning and 250.0 MB in the end (delta: -56.7 MB). Peak memory consumption was 450.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:37:25,908 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 602.45 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 101.9 MB in the beginning and 175.1 MB in the end (delta: -73.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.07 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 170.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.30 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 170.9 MB in the beginning and 195.0 MB in the end (delta: -24.1 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23203.76 ms. Allocated memory was 234.4 MB in the beginning and 580.4 MB in the end (delta: 346.0 MB). Free memory was 193.3 MB in the beginning and 250.0 MB in the end (delta: -56.7 MB). Peak memory consumption was 450.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 317]: 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: 333]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 198 SDtfs, 405 SDslu, 337 SDs, 0 SdLazy, 1107 SolverSat, 259 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=201occurred 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, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 260 PreInvPairs, 312 NumberOfFragments, 765 HoareAnnotationTreeSize, 260 FomulaSimplifications, 7649 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9078 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 33539 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...