/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 --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:43:47,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:43:47,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:43:47,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:43:47,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:43:47,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:43:47,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:43:47,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:43:47,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:43:47,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:43:47,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:43:47,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:43:47,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:43:47,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:43:47,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:43:47,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:43:47,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:43:47,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:43:47,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:43:47,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:43:47,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:43:47,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:43:47,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:43:47,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:43:47,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:43:47,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:43:47,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:43:47,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:43:47,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:43:47,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:43:47,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:43:47,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:43:47,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:43:47,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:43:47,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:43:47,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:43:47,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:43:47,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:43:47,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:43:47,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:43:47,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:43:47,908 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 [2020-08-27 21:43:47,935 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:43:47,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:43:47,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:43:47,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:43:47,937 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:43:47,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:43:47,938 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:43:47,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:43:47,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:43:47,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:43:47,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:43:47,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:43:47,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:43:47,939 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:43:47,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:43:47,939 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:43:47,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:43:47,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:43:47,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:43:47,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:43:47,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:43:47,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:43:47,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:43:47,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:43:47,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:43:47,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:43:47,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:43:47,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:43:47,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:43:47,942 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.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:43:48,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:43:48,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:43:48,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:43:48,429 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:43:48,430 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:43:48,431 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-08-27 21:43:48,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/660c97b28/19e5bebeb5374ce3baad85859826ff2b/FLAGf4138d05d [2020-08-27 21:43:49,091 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:43:49,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-08-27 21:43:49,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/660c97b28/19e5bebeb5374ce3baad85859826ff2b/FLAGf4138d05d [2020-08-27 21:43:49,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/660c97b28/19e5bebeb5374ce3baad85859826ff2b [2020-08-27 21:43:49,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:43:49,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:43:49,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:49,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:43:49,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:43:49,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:49" (1/1) ... [2020-08-27 21:43:49,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538d8bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:49, skipping insertion in model container [2020-08-27 21:43:49,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:49" (1/1) ... [2020-08-27 21:43:49,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:43:49,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:43:49,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:49,921 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:43:50,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:50,086 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:43:50,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50 WrapperNode [2020-08-27 21:43:50,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:50,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:43:50,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:43:50,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:43:50,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (1/1) ... [2020-08-27 21:43:50,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:43:50,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:43:50,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:43:50,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:43:50,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (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 [2020-08-27 21:43:50,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:43:50,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:43:50,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:50,269 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:43:50,269 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:43:50,270 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:43:50,270 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:43:50,271 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:43:50,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-27 21:43:50,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-27 21:43:50,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:43:50,273 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:43:50,273 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:43:50,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:43:50,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:43:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:43:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-27 21:43:50,275 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-27 21:43:50,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:50,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:50,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:50,276 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:43:50,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:43:50,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:43:50,278 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:43:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:43:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:43:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:43:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:43:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:43:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:43:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:43:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:43:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-27 21:43:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:43:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:43:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:43:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:43:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:43:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:43:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-27 21:43:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:43:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:43:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:43:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:43:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:43:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-27 21:43:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:43:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-27 21:43:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-27 21:43:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-27 21:43:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:43:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:43:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:43:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:43:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:43:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:43:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:43:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:43:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:43:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:43:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:43:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:43:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:43:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:43:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:43:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:43:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:43:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:43:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:43:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:43:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:43:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:43:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:43:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:43:51,276 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:43:51,277 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:43:51,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:51 BoogieIcfgContainer [2020-08-27 21:43:51,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:43:51,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:43:51,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:43:51,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:43:51,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:43:49" (1/3) ... [2020-08-27 21:43:51,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291a2dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:51, skipping insertion in model container [2020-08-27 21:43:51,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:50" (2/3) ... [2020-08-27 21:43:51,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291a2dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:51, skipping insertion in model container [2020-08-27 21:43:51,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:51" (3/3) ... [2020-08-27 21:43:51,299 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product22.cil.c [2020-08-27 21:43:51,310 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:43:51,322 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:43:51,346 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:43:51,379 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:43:51,379 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:43:51,379 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:43:51,380 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:43:51,380 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:43:51,380 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:43:51,380 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:43:51,380 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:43:51,404 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-08-27 21:43:51,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-27 21:43:51,416 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:51,417 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:51,418 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:51,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:51,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1101389135, now seen corresponding path program 1 times [2020-08-27 21:43:51,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:51,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1904630293] [2020-08-27 21:43:51,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,209 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:52,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:43:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:43:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:43:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:52,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:52,355 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1904630293] [2020-08-27 21:43:52,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:52,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:43:52,359 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423010612] [2020-08-27 21:43:52,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:43:52,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:52,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:43:52,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:52,387 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-08-27 21:43:53,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:53,591 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-08-27 21:43:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-27 21:43:53,594 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-27 21:43:53,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:53,612 INFO L225 Difference]: With dead ends: 301 [2020-08-27 21:43:53,612 INFO L226 Difference]: Without dead ends: 166 [2020-08-27 21:43:53,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:53,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-27 21:43:53,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-08-27 21:43:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-08-27 21:43:53,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-08-27 21:43:53,718 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-08-27 21:43:53,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:53,719 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-08-27 21:43:53,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:43:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-08-27 21:43:53,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-27 21:43:53,724 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:53,724 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:53,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:43:53,724 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:53,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:53,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1849971763, now seen corresponding path program 1 times [2020-08-27 21:43:53,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:53,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882731397] [2020-08-27 21:43:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,170 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:54,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:43:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-27 21:43:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-27 21:43:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:54,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:54,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882731397] [2020-08-27 21:43:54,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:54,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-27 21:43:54,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915475973] [2020-08-27 21:43:54,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:43:54,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:54,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:43:54,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:43:54,251 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-08-27 21:43:54,807 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:43:55,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:55,742 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-08-27 21:43:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-27 21:43:55,743 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-27 21:43:55,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:55,746 INFO L225 Difference]: With dead ends: 242 [2020-08-27 21:43:55,746 INFO L226 Difference]: Without dead ends: 156 [2020-08-27 21:43:55,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:43:55,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-27 21:43:55,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-27 21:43:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-27 21:43:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-08-27 21:43:55,789 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-08-27 21:43:55,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:55,789 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-08-27 21:43:55,790 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:43:55,790 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-08-27 21:43:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-27 21:43:55,792 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:55,793 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:55,793 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:43:55,793 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:55,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:55,794 INFO L82 PathProgramCache]: Analyzing trace with hash 716376780, now seen corresponding path program 1 times [2020-08-27 21:43:55,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:55,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [850015790] [2020-08-27 21:43:55,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,259 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:56,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:43:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:43:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-27 21:43:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:56,404 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [850015790] [2020-08-27 21:43:56,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:56,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:43:56,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538373023] [2020-08-27 21:43:56,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:43:56,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:56,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:43:56,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:43:56,407 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 9 states. [2020-08-27 21:43:56,863 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:57,257 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:57,568 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:57,865 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:59,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:59,258 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-08-27 21:43:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:43:59,259 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-27 21:43:59,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:59,262 INFO L225 Difference]: With dead ends: 255 [2020-08-27 21:43:59,262 INFO L226 Difference]: Without dead ends: 156 [2020-08-27 21:43:59,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-27 21:43:59,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-27 21:43:59,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-27 21:43:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-27 21:43:59,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-08-27 21:43:59,305 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-08-27 21:43:59,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:59,305 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-08-27 21:43:59,306 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:43:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-08-27 21:43:59,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-08-27 21:43:59,308 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:59,309 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:59,309 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:43:59,309 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:59,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:59,310 INFO L82 PathProgramCache]: Analyzing trace with hash 346916944, now seen corresponding path program 1 times [2020-08-27 21:43:59,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:59,310 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387224264] [2020-08-27 21:43:59,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,793 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:43:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-27 21:43:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-27 21:43:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-27 21:43:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-27 21:43:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-08-27 21:43:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:59,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-27 21:43:59,954 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387224264] [2020-08-27 21:43:59,954 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:59,954 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:43:59,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704528364] [2020-08-27 21:43:59,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:43:59,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:59,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:43:59,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:43:59,959 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-08-27 21:44:00,407 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:44:01,175 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:01,870 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:02,174 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:02,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:44:02,264 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-08-27 21:44:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-27 21:44:02,265 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-08-27 21:44:02,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:44:02,266 INFO L225 Difference]: With dead ends: 212 [2020-08-27 21:44:02,266 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:44:02,268 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-27 21:44:02,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:44:02,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:44:02,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:44:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:44:02,270 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-08-27 21:44:02,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:44:02,270 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:44:02,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:44:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:44:02,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:44:02,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:44:02,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:44:02,489 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:02,770 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-08-27 21:44:02,937 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:03,112 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:03,279 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:03,451 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:03,621 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:03,787 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-08-27 21:44:03,949 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:04,125 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:04,274 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-08-27 21:44:04,438 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:04,595 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:04,749 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:04,896 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:44:05,058 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,215 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,369 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,527 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,681 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,839 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:05,992 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,157 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,314 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,476 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,654 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,809 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:06,962 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:07,206 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-08-27 21:44:07,360 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:07,516 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:07,672 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:07,828 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:07,983 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:08,238 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-08-27 21:44:08,392 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:08,546 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:08,703 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:08,891 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:09,058 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:44:09,217 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:44:09,371 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:44:09,577 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-27 21:44:09,828 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:10,014 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-27 21:44:10,250 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:10,492 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:10,744 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-08-27 21:44:11,006 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:44:11,259 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-27 21:44:11,507 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:44:11,742 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:44:11,947 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:44:12,164 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:12,365 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-27 21:44:12,607 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:12,850 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:44:13,074 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:13,303 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-27 21:44:13,527 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:44:13,771 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:44:13,790 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-08-27 21:44:13,790 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 595) no Hoare annotation was computed. [2020-08-27 21:44:13,790 INFO L268 CegarLoopResult]: For program point L596(lines 573 597) no Hoare annotation was computed. [2020-08-27 21:44:13,791 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 549 604) no Hoare annotation was computed. [2020-08-27 21:44:13,791 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 549 604) no Hoare annotation was computed. [2020-08-27 21:44:13,791 INFO L268 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-08-27 21:44:13,791 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-08-27 21:44:13,791 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 549 604) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 605 664) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L631-2(lines 631 656) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L657(lines 630 658) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 605 664) no Hoare annotation was computed. [2020-08-27 21:44:13,792 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-08-27 21:44:13,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 605 664) no Hoare annotation was computed. [2020-08-27 21:44:13,793 INFO L268 CegarLoopResult]: For program point L650-1(line 650) no Hoare annotation was computed. [2020-08-27 21:44:13,793 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-27 21:44:13,793 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-27 21:44:13,793 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-27 21:44:13,793 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-27 21:44:13,793 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-27 21:44:13,794 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 282 289) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-27 21:44:13,794 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 282 289) no Hoare annotation was computed. [2020-08-27 21:44:13,794 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 282 289) no Hoare annotation was computed. [2020-08-27 21:44:13,794 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 290 299) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-27 21:44:13,794 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 290 299) no Hoare annotation was computed. [2020-08-27 21:44:13,794 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-08-27 21:44:13,794 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 290 299) no Hoare annotation was computed. [2020-08-27 21:44:13,795 INFO L264 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-27 21:44:13,795 INFO L268 CegarLoopResult]: For program point L313(lines 313 319) no Hoare annotation was computed. [2020-08-27 21:44:13,795 INFO L268 CegarLoopResult]: For program point L312(lines 312 322) no Hoare annotation was computed. [2020-08-27 21:44:13,795 INFO L271 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: true [2020-08-27 21:44:13,795 INFO L268 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-08-27 21:44:13,795 INFO L268 CegarLoopResult]: For program point L308(lines 308 325) no Hoare annotation was computed. [2020-08-27 21:44:13,795 INFO L268 CegarLoopResult]: For program point L308-1(lines 300 328) no Hoare annotation was computed. [2020-08-27 21:44:13,796 INFO L271 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: true [2020-08-27 21:44:13,796 INFO L268 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-08-27 21:44:13,796 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 300 328) the Hoare annotation is: true [2020-08-27 21:44:13,796 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 300 328) no Hoare annotation was computed. [2020-08-27 21:44:13,796 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-27 21:44:13,796 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,797 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,797 INFO L264 CegarLoopResult]: At program point L479-1(line 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,797 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 473 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,797 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 473 495) no Hoare annotation was computed. [2020-08-27 21:44:13,797 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 473 495) no Hoare annotation was computed. [2020-08-27 21:44:13,797 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,798 INFO L264 CegarLoopResult]: At program point L485-1(line 485) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L483-1(lines 483 490) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 431 454) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-27 21:44:13,798 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 431 454) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 431 454) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-27 21:44:13,799 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2020-08-27 21:44:13,800 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-27 21:44:13,801 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-27 21:44:13,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 503 548) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 503 548) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 503 548) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 816 861) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 816 861) no Hoare annotation was computed. [2020-08-27 21:44:13,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 816 861) no Hoare annotation was computed. [2020-08-27 21:44:13,803 INFO L268 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-08-27 21:44:13,803 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 462 472) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,803 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 462 472) no Hoare annotation was computed. [2020-08-27 21:44:13,803 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 462 472) no Hoare annotation was computed. [2020-08-27 21:44:13,803 INFO L264 CegarLoopResult]: At program point L467(line 467) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-27 21:44:13,803 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 195 205) the Hoare annotation is: true [2020-08-27 21:44:13,803 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-08-27 21:44:13,804 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 154 178) no Hoare annotation was computed. [2020-08-27 21:44:13,805 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 154 178) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,805 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,805 INFO L268 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-08-27 21:44:13,805 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,805 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,805 INFO L268 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-08-27 21:44:13,805 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 120 126) no Hoare annotation was computed. [2020-08-27 21:44:13,805 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 120 126) the Hoare annotation is: true [2020-08-27 21:44:13,805 INFO L268 CegarLoopResult]: For program point L353(lines 353 359) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L268 CegarLoopResult]: For program point L353-1(lines 353 359) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L264 CegarLoopResult]: At program point testENTRY(lines 333 398) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,806 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L268 CegarLoopResult]: For program point testFINAL(lines 333 398) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L264 CegarLoopResult]: At program point L391(lines 342 392) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,806 INFO L268 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L264 CegarLoopResult]: At program point L381-2(lines 373 386) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,806 INFO L268 CegarLoopResult]: For program point L344(lines 343 390) no Hoare annotation was computed. [2020-08-27 21:44:13,806 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point L373(lines 373 386) no Hoare annotation was computed. [2020-08-27 21:44:13,807 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point L363-1(lines 363 369) no Hoare annotation was computed. [2020-08-27 21:44:13,807 INFO L264 CegarLoopResult]: At program point L388(lines 343 390) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,807 INFO L264 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point testEXIT(lines 333 398) no Hoare annotation was computed. [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 770 815) no Hoare annotation was computed. [2020-08-27 21:44:13,807 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 770 815) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 770 815) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 942 950) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 942 950) the Hoare annotation is: true [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 942 950) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 910 932) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point L918(lines 918 926) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 910 932) no Hoare annotation was computed. [2020-08-27 21:44:13,808 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 910 932) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 926) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L737(lines 715 738) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 667 769) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L696(lines 696 712) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L717(lines 716 736) no Hoare annotation was computed. [2020-08-27 21:44:13,809 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L713(lines 713 754) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 667 769) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L755(lines 755 766) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 667 769) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2020-08-27 21:44:13,810 INFO L268 CegarLoopResult]: For program point L716-2(lines 716 736) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:44:13,811 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 179 186) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 186) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 186) no Hoare annotation was computed. [2020-08-27 21:44:13,811 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 933 941) the Hoare annotation is: true [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 933 941) no Hoare annotation was computed. [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 933 941) no Hoare annotation was computed. [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-08-27 21:44:13,812 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 889 900) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 889 900) no Hoare annotation was computed. [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,812 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,813 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,813 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 901 909) the Hoare annotation is: true [2020-08-27 21:44:13,813 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 901 909) no Hoare annotation was computed. [2020-08-27 21:44:13,813 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 901 909) no Hoare annotation was computed. [2020-08-27 21:44:13,813 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 93 119) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,813 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-27 21:44:13,814 INFO L264 CegarLoopResult]: At program point L107(lines 107 113) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-27 21:44:13,814 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 93 119) no Hoare annotation was computed. [2020-08-27 21:44:13,814 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 93 119) no Hoare annotation was computed. [2020-08-27 21:44:13,814 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,814 INFO L268 CegarLoopResult]: For program point L100(lines 96 118) no Hoare annotation was computed. [2020-08-27 21:44:13,814 INFO L268 CegarLoopResult]: For program point L98(lines 96 118) no Hoare annotation was computed. [2020-08-27 21:44:13,815 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 401 430) no Hoare annotation was computed. [2020-08-27 21:44:13,815 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-08-27 21:44:13,815 INFO L271 CegarLoopResult]: At program point L415-1(lines 415 419) the Hoare annotation is: true [2020-08-27 21:44:13,815 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 401 430) the Hoare annotation is: true [2020-08-27 21:44:13,815 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-08-27 21:44:13,815 INFO L271 CegarLoopResult]: At program point L411-2(lines 411 425) the Hoare annotation is: true [2020-08-27 21:44:13,815 INFO L271 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: true [2020-08-27 21:44:13,816 INFO L268 CegarLoopResult]: For program point L407-1(line 407) no Hoare annotation was computed. [2020-08-27 21:44:13,816 INFO L271 CegarLoopResult]: At program point L426(lines 401 430) the Hoare annotation is: true [2020-08-27 21:44:13,816 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-08-27 21:44:13,816 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 865 876) the Hoare annotation is: true [2020-08-27 21:44:13,816 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 865 876) no Hoare annotation was computed. [2020-08-27 21:44:13,816 INFO L268 CegarLoopResult]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2020-08-27 21:44:13,816 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 455 461) no Hoare annotation was computed. [2020-08-27 21:44:13,816 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 455 461) the Hoare annotation is: true [2020-08-27 21:44:13,817 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,817 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-27 21:44:13,817 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:44:13,817 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:13,817 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 270 277) no Hoare annotation was computed. [2020-08-27 21:44:13,817 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 270 277) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-27 21:44:13,818 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 270 277) no Hoare annotation was computed. [2020-08-27 21:44:13,818 INFO L268 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-08-27 21:44:13,818 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 877 888) no Hoare annotation was computed. [2020-08-27 21:44:13,818 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 877 888) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:44:13,818 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 952 959) no Hoare annotation was computed. [2020-08-27 21:44:13,818 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2020-08-27 21:44:13,819 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 952 959) the Hoare annotation is: true [2020-08-27 21:44:13,819 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 952 959) no Hoare annotation was computed. [2020-08-27 21:44:13,819 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 128 152) no Hoare annotation was computed. [2020-08-27 21:44:13,819 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 128 152) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,819 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,819 INFO L268 CegarLoopResult]: For program point L147-1(lines 128 152) no Hoare annotation was computed. [2020-08-27 21:44:13,819 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,820 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,820 INFO L268 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-08-27 21:44:13,820 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:13,820 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-08-27 21:44:13,820 INFO L268 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-08-27 21:44:13,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:44:13 BoogieIcfgContainer [2020-08-27 21:44:13,842 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:44:13,845 INFO L168 Benchmark]: Toolchain (without parser) took 24491.26 ms. Allocated memory was 147.3 MB in the beginning and 487.6 MB in the end (delta: 340.3 MB). Free memory was 101.2 MB in the beginning and 157.4 MB in the end (delta: -56.2 MB). Peak memory consumption was 323.5 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,845 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.14 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 172.6 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,847 INFO L168 Benchmark]: Boogie Preprocessor took 102.94 ms. Allocated memory is still 203.4 MB. Free memory was 172.6 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,848 INFO L168 Benchmark]: RCFGBuilder took 1095.21 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 197.1 MB in the end (delta: -28.6 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,849 INFO L168 Benchmark]: TraceAbstraction took 22553.06 ms. Allocated memory was 236.5 MB in the beginning and 487.6 MB in the end (delta: 251.1 MB). Free memory was 197.1 MB in the beginning and 157.4 MB in the end (delta: 39.7 MB). Peak memory consumption was 330.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:13,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.14 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 172.6 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.94 ms. Allocated memory is still 203.4 MB. Free memory was 172.6 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1095.21 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 168.6 MB in the beginning and 197.1 MB in the end (delta: -28.6 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22553.06 ms. Allocated memory was 236.5 MB in the beginning and 487.6 MB in the end (delta: 251.1 MB). Free memory was 197.1 MB in the beginning and 157.4 MB in the end (delta: 39.7 MB). Peak memory consumption was 330.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 956]: 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: 342]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 238 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 437 SDtfs, 611 SDslu, 270 SDs, 0 SdLazy, 1236 SolverSat, 424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, 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, 4 MinimizatonAttempts, 88 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 249 PreInvPairs, 269 NumberOfFragments, 768 HoareAnnotationTreeSize, 249 FomulaSimplifications, 10532 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 77920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...