/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:32:53,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:32:53,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:32:53,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:32:53,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:32:54,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:32:54,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:32:54,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:32:54,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:32:54,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:32:54,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:32:54,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:32:54,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:32:54,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:32:54,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:32:54,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:32:54,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:32:54,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:32:54,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:32:54,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:32:54,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:32:54,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:32:54,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:32:54,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:32:54,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:32:54,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:32:54,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:32:54,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:32:54,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:32:54,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:32:54,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:32:54,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:32:54,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:32:54,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:32:54,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:32:54,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:32:54,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:32:54,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:32:54,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:32:54,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:32:54,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:32:54,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 01:32:54,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:32:54,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:32:54,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:32:54,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:32:54,107 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:32:54,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:32:54,107 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:32:54,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:32:54,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:32:54,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:32:54,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:32:54,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:32:54,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:32:54,110 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:32:54,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:32:54,111 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:32:54,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:32:54,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:32:54,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:32:54,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:32:54,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:32:54,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:54,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:32:54,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:32:54,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:32:54,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:32:54,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:32:54,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:32:54,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:32:54,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:32:54,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:32:54,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:32:54,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:32:54,435 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:32:54,435 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:32:54,436 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-15 01:32:54,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2a8a8f01/911db937315549d58c6dacdeebb699b0/FLAG887d7e13e [2020-10-15 01:32:55,026 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:32:55,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-15 01:32:55,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2a8a8f01/911db937315549d58c6dacdeebb699b0/FLAG887d7e13e [2020-10-15 01:32:55,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2a8a8f01/911db937315549d58c6dacdeebb699b0 [2020-10-15 01:32:55,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:32:55,329 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:32:55,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:55,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:32:55,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:32:55,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:55,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e42023b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55, skipping insertion in model container [2020-10-15 01:32:55,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:55,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:32:55,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:32:55,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:55,837 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:32:55,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:55,950 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:32:55,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55 WrapperNode [2020-10-15 01:32:55,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:55,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:32:55,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:32:55,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:32:55,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:55,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:55,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:55,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:56,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:56,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:56,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... [2020-10-15 01:32:56,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:32:56,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:32:56,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:32:56,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:32:56,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:32:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:32:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:32:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:32:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:32:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:32:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:32:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:32:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:32:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:32:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:32:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:32:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:32:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:32:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:32:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:32:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:32:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:32:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:32:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:32:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:32:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:32:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:32:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:32:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:32:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:32:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:32:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:32:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:32:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:32:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:32:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:32:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:32:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:32:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:32:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:32:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:32:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:32:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:32:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:32:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:32:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:32:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:32:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:32:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:32:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:32:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:32:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:32:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:32:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:32:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:32:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:32:57,233 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:32:57,233 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:32:57,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:57 BoogieIcfgContainer [2020-10-15 01:32:57,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:32:57,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:32:57,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:32:57,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:32:57,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:32:55" (1/3) ... [2020-10-15 01:32:57,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3052f5e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:57, skipping insertion in model container [2020-10-15 01:32:57,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:55" (2/3) ... [2020-10-15 01:32:57,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3052f5e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:57, skipping insertion in model container [2020-10-15 01:32:57,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:57" (3/3) ... [2020-10-15 01:32:57,246 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-10-15 01:32:57,257 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:32:57,265 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:32:57,280 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:32:57,304 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:32:57,305 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:32:57,305 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:32:57,305 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:32:57,305 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:32:57,305 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:32:57,305 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:32:57,306 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:32:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-15 01:32:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:32:57,340 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:57,341 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:32:57,341 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:57,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:57,348 INFO L82 PathProgramCache]: Analyzing trace with hash 516418904, now seen corresponding path program 1 times [2020-10-15 01:32:57,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:57,357 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1366448224] [2020-10-15 01:32:57,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:57,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:57,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:58,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:02,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:02,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:33:02,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:33:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-15 01:33:02,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:02,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:33:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:33:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:33:03,050 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:03,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-15 01:33:03,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:03,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:03,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:03,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:03,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:03,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:33:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:33:03,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:03,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:03,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:03,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:33:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:03,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:03,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:03,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:03,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:03,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:03,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:33:03,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1366448224] [2020-10-15 01:33:03,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:03,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:33:03,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401366902] [2020-10-15 01:33:03,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:33:03,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:03,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:33:03,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:33:03,318 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 7 states. [2020-10-15 01:33:03,885 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:04,862 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:33:05,200 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:05,487 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:06,030 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:06,424 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:07,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:07,729 INFO L93 Difference]: Finished difference Result 420 states and 567 transitions. [2020-10-15 01:33:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:33:07,734 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:33:07,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:07,750 INFO L225 Difference]: With dead ends: 420 [2020-10-15 01:33:07,750 INFO L226 Difference]: Without dead ends: 257 [2020-10-15 01:33:07,756 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:07,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-15 01:33:07,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 208. [2020-10-15 01:33:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-10-15 01:33:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 252 transitions. [2020-10-15 01:33:07,877 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 252 transitions. Word has length 46 [2020-10-15 01:33:07,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:07,878 INFO L479 AbstractCegarLoop]: Abstraction has 208 states and 252 transitions. [2020-10-15 01:33:07,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:33:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 252 transitions. [2020-10-15 01:33:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-15 01:33:07,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:33:07,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:33:07,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:33:07,883 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:33:07,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:33:07,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1555891588, now seen corresponding path program 1 times [2020-10-15 01:33:07,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:33:07,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942387275] [2020-10-15 01:33:07,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:33:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:07,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:08,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:08,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-15 01:33:10,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:33:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2700 [2020-10-15 01:33:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:33:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 01:33:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:10,863 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:10,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-15 01:33:10,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:10,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:10,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:10,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:10,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:10,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:10,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:10,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:10,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:10,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:10,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:33:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:10,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:11,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:11,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:11,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:11,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:11,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:11,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:11,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:11,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:11,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:33:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:11,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:11,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:11,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:11,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:11,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:11,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:11,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:33:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:11,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:11,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:11,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:11,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:11,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:33:11,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:11,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:33:11,038 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942387275] [2020-10-15 01:33:11,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:11,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:33:11,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885551886] [2020-10-15 01:33:11,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:33:11,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:11,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:33:11,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:33:11,041 INFO L87 Difference]: Start difference. First operand 208 states and 252 transitions. Second operand 8 states. [2020-10-15 01:33:11,435 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:12,363 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:12,639 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:12,911 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:13,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:13,132 INFO L93 Difference]: Finished difference Result 355 states and 458 transitions. [2020-10-15 01:33:13,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:33:13,132 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2020-10-15 01:33:13,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:13,133 INFO L225 Difference]: With dead ends: 355 [2020-10-15 01:33:13,133 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:33:13,141 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:13,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:33:13,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:33:13,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:33:13,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:33:13,143 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-10-15 01:33:13,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:13,143 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:33:13,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:33:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:33:13,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:33:13,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:33:13,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:33:15,107 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:15,256 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:15,416 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:15,608 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-15 01:33:15,899 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:16,074 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:16,258 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:16,471 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:16,659 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:17,094 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-15 01:33:17,250 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:17,586 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:33:18,023 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:18,160 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:18,432 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:33:18,717 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:19,010 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:19,153 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,409 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:19,556 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,706 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:19,855 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:20,001 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:20,309 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:20,707 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:20,855 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:21,158 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-10-15 01:33:21,313 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:21,320 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-10-15 01:33:21,320 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-10-15 01:33:21,320 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-10-15 01:33:21,321 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-10-15 01:33:21,322 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-15 01:33:21,323 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-15 01:33:21,323 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 256 262) the Hoare annotation is: true [2020-10-15 01:33:21,323 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 256 262) no Hoare annotation was computed. [2020-10-15 01:33:21,323 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 263 271) no Hoare annotation was computed. [2020-10-15 01:33:21,323 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 263 271) the Hoare annotation is: true [2020-10-15 01:33:21,324 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 263 271) no Hoare annotation was computed. [2020-10-15 01:33:21,324 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:33:21,324 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-15 01:33:21,324 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,324 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,325 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,325 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,325 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:33:21,325 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:33:21,325 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,325 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:21,326 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-15 01:33:21,327 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-15 01:33:21,328 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-15 01:33:21,328 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-15 01:33:21,328 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-15 01:33:21,328 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-15 01:33:21,328 INFO L264 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,328 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,328 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-10-15 01:33:21,329 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,329 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-10-15 01:33:21,329 INFO L268 CegarLoopResult]: For program point L343(lines 343 360) no Hoare annotation was computed. [2020-10-15 01:33:21,329 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 339 363) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,329 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 339 363) no Hoare annotation was computed. [2020-10-15 01:33:21,329 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,329 INFO L268 CegarLoopResult]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2020-10-15 01:33:21,330 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 498 512) no Hoare annotation was computed. [2020-10-15 01:33:21,330 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,330 INFO L268 CegarLoopResult]: For program point L502(lines 502 508) no Hoare annotation was computed. [2020-10-15 01:33:21,330 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 498 512) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-15 01:33:21,330 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 498 512) no Hoare annotation was computed. [2020-10-15 01:33:21,330 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-15 01:33:21,330 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2020-10-15 01:33:21,330 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L271 CegarLoopResult]: At program point L486(line 486) the Hoare annotation is: true [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2020-10-15 01:33:21,331 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point L462(lines 462 470) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2020-10-15 01:33:21,332 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 249 255) the Hoare annotation is: true [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-10-15 01:33:21,333 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:33:21,334 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 423 433) the Hoare annotation is: true [2020-10-15 01:33:21,335 INFO L271 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: true [2020-10-15 01:33:21,335 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-10-15 01:33:21,335 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2020-10-15 01:33:21,335 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2020-10-15 01:33:21,335 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: true [2020-10-15 01:33:21,335 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2020-10-15 01:33:21,335 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2020-10-15 01:33:21,335 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,336 INFO L268 CegarLoopResult]: For program point L384-1(lines 365 389) no Hoare annotation was computed. [2020-10-15 01:33:21,336 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,336 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,336 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 365 389) no Hoare annotation was computed. [2020-10-15 01:33:21,336 INFO L268 CegarLoopResult]: For program point L373(lines 373 381) no Hoare annotation was computed. [2020-10-15 01:33:21,336 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 365 389) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,336 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:21,337 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-10-15 01:33:21,337 INFO L268 CegarLoopResult]: For program point L369(lines 369 386) no Hoare annotation was computed. [2020-10-15 01:33:21,337 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2020-10-15 01:33:21,337 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2020-10-15 01:33:21,337 INFO L264 CegarLoopResult]: At program point testENTRY(lines 514 579) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:21,337 INFO L264 CegarLoopResult]: At program point L572(lines 523 573) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,337 INFO L268 CegarLoopResult]: For program point testFINAL(lines 514 579) no Hoare annotation was computed. [2020-10-15 01:33:21,337 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,338 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-10-15 01:33:21,338 INFO L264 CegarLoopResult]: At program point L560-1(lines 554 567) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,338 INFO L268 CegarLoopResult]: For program point L525(lines 524 571) no Hoare annotation was computed. [2020-10-15 01:33:21,338 INFO L268 CegarLoopResult]: For program point L554(lines 554 567) no Hoare annotation was computed. [2020-10-15 01:33:21,338 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,338 INFO L268 CegarLoopResult]: For program point L544(lines 544 550) no Hoare annotation was computed. [2020-10-15 01:33:21,338 INFO L268 CegarLoopResult]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2020-10-15 01:33:21,338 INFO L264 CegarLoopResult]: At program point L569(lines 524 571) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,339 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point testEXIT(lines 514 579) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-10-15 01:33:21,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 390 397) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 390 397) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 390 397) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 228 236) no Hoare annotation was computed. [2020-10-15 01:33:21,340 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 228 236) the Hoare annotation is: true [2020-10-15 01:33:21,340 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 228 236) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 196 218) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 196 218) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 196 218) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 239 248) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 239 248) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 239 248) no Hoare annotation was computed. [2020-10-15 01:33:21,341 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-10-15 01:33:21,342 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-10-15 01:33:21,343 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,344 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:33:21,344 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,344 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 398 414) no Hoare annotation was computed. [2020-10-15 01:33:21,344 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 398 414) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point L409-1(lines 398 414) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 219 227) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 219 227) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 219 227) no Hoare annotation was computed. [2020-10-15 01:33:21,345 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 175 186) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:33:21,346 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 175 186) no Hoare annotation was computed. [2020-10-15 01:33:21,346 INFO L268 CegarLoopResult]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2020-10-15 01:33:21,346 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,346 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,346 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,346 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,346 INFO L264 CegarLoopResult]: At program point L318(lines 318 324) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,346 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,347 INFO L268 CegarLoopResult]: For program point L311(lines 310 329) no Hoare annotation was computed. [2020-10-15 01:33:21,347 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,347 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2020-10-15 01:33:21,347 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2020-10-15 01:33:21,347 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-15 01:33:21,347 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-15 01:33:21,347 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,348 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-15 01:33:21,348 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,348 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-15 01:33:21,348 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:21,348 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:21,348 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-15 01:33:21,348 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-15 01:33:21,349 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 187 195) the Hoare annotation is: true [2020-10-15 01:33:21,349 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 187 195) no Hoare annotation was computed. [2020-10-15 01:33:21,349 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 187 195) no Hoare annotation was computed. [2020-10-15 01:33:21,349 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 151 162) the Hoare annotation is: true [2020-10-15 01:33:21,349 INFO L268 CegarLoopResult]: For program point L155-1(lines 151 162) no Hoare annotation was computed. [2020-10-15 01:33:21,349 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 151 162) no Hoare annotation was computed. [2020-10-15 01:33:21,349 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-15 01:33:21,349 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-15 01:33:21,350 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,350 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,350 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:33:21,350 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:21,350 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 163 174) no Hoare annotation was computed. [2020-10-15 01:33:21,350 INFO L268 CegarLoopResult]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2020-10-15 01:33:21,350 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 163 174) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:33:21,350 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-10-15 01:33:21,351 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-10-15 01:33:21,351 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-10-15 01:33:21,351 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-10-15 01:33:21,351 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:33:21,351 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-10-15 01:33:21,351 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-15 01:33:21,351 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2020-10-15 01:33:21,352 INFO L268 CegarLoopResult]: For program point L285-1(line 285) no Hoare annotation was computed. [2020-10-15 01:33:21,352 INFO L268 CegarLoopResult]: For program point L283(lines 283 296) no Hoare annotation was computed. [2020-10-15 01:33:21,352 INFO L268 CegarLoopResult]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2020-10-15 01:33:21,352 INFO L271 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: true [2020-10-15 01:33:21,352 INFO L268 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-15 01:33:21,352 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2020-10-15 01:33:21,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:33:21 BoogieIcfgContainer [2020-10-15 01:33:21,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:33:21,372 INFO L168 Benchmark]: Toolchain (without parser) took 26043.13 ms. Allocated memory was 147.3 MB in the beginning and 610.8 MB in the end (delta: 463.5 MB). Free memory was 102.3 MB in the beginning and 181.2 MB in the end (delta: -78.9 MB). Peak memory consumption was 479.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,373 INFO L168 Benchmark]: CDTParser took 0.20 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: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.35 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 101.9 MB in the beginning and 173.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,375 INFO L168 Benchmark]: Boogie Preprocessor took 94.30 ms. Allocated memory is still 204.5 MB. Free memory was 172.2 MB in the beginning and 168.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,376 INFO L168 Benchmark]: RCFGBuilder took 1191.94 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 168.3 MB in the beginning and 194.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,377 INFO L168 Benchmark]: TraceAbstraction took 24130.87 ms. Allocated memory was 236.5 MB in the beginning and 610.8 MB in the end (delta: 374.3 MB). Free memory was 194.9 MB in the beginning and 181.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 482.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:21,381 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 621.35 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 101.9 MB in the beginning and 173.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.30 ms. Allocated memory is still 204.5 MB. Free memory was 172.2 MB in the beginning and 168.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1191.94 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 168.3 MB in the beginning and 194.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24130.87 ms. Allocated memory was 236.5 MB in the beginning and 610.8 MB in the end (delta: 374.3 MB). Free memory was 194.9 MB in the beginning and 181.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 482.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: 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: 524]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.8s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 199 SDtfs, 396 SDslu, 249 SDs, 0 SdLazy, 1111 SolverSat, 226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred 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, 49 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 271 PreInvPairs, 330 NumberOfFragments, 702 HoareAnnotationTreeSize, 271 FomulaSimplifications, 7431 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 59 FomulaSimplificationsInter, 9549 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 29646 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...