/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-eb0fd7c [2020-09-21 10:13:07,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:13:07,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:13:07,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:13:07,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:13:07,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:13:07,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:13:07,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:13:07,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:13:07,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:13:07,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:13:07,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:13:07,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:13:07,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:13:07,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:13:07,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:13:07,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:13:07,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:13:07,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:13:07,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:13:07,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:13:07,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:13:07,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:13:07,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:13:07,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:13:07,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:13:07,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:13:07,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:13:07,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:13:07,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:13:07,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:13:07,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:13:07,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:13:07,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:13:07,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:13:07,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:13:07,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:13:07,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:13:07,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:13:07,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:13:07,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:13:07,471 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 [2020-09-21 10:13:07,498 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:13:07,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:13:07,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:13:07,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:13:07,500 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:13:07,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:13:07,501 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:13:07,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:13:07,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:13:07,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:13:07,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:13:07,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:13:07,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:13:07,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:13:07,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:13:07,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:13:07,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:13:07,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:13:07,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:13:07,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:13:07,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:13:07,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:13:07,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:13:07,505 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:13:07,505 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 [2020-09-21 10:13:08,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:13:08,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:13:08,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:13:08,033 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:13:08,033 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:13:08,034 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-09-21 10:13:08,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6af667581/a92cb4d1ca674d2bb659545236335194/FLAG09f8b7b0c [2020-09-21 10:13:08,747 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:13:08,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-09-21 10:13:08,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6af667581/a92cb4d1ca674d2bb659545236335194/FLAG09f8b7b0c [2020-09-21 10:13:08,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6af667581/a92cb4d1ca674d2bb659545236335194 [2020-09-21 10:13:08,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:13:08,979 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:13:08,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:13:08,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:13:08,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:13:08,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:13:08" (1/1) ... [2020-09-21 10:13:08,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50be01d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:08, skipping insertion in model container [2020-09-21 10:13:08,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:13:08" (1/1) ... [2020-09-21 10:13:09,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:13:09,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:13:09,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:13:09,487 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:13:09,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:13:09,711 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:13:09,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09 WrapperNode [2020-09-21 10:13:09,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:13:09,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:13:09,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:13:09,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:13:09,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (1/1) ... [2020-09-21 10:13:09,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:13:09,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:13:09,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:13:09,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:13:09,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (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 [2020-09-21 10:13:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:13:09,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:13:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:13:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:13:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:13:09,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:13:09,927 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:13:09,928 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:13:09,928 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 10:13:09,928 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-21 10:13:09,928 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:13:09,929 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:13:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:13:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:13:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:13:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:13:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 10:13:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 10:13:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:13:09,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:13:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:13:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:13:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:13:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:13:09,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:13:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:13:09,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 10:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:13:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:13:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:13:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:13:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 10:13:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:13:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:13:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:13:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:13:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:13:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:13:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:13:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:13:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:13:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:13:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:13:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:13:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:13:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:13:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:13:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:13:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:13:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:13:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:13:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:13:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:13:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:13:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:13:10,960 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:13:10,960 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:13:10,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:13:10 BoogieIcfgContainer [2020-09-21 10:13:10,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:13:10,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:13:10,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:13:10,971 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:13:10,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:13:08" (1/3) ... [2020-09-21 10:13:10,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b29e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:13:10, skipping insertion in model container [2020-09-21 10:13:10,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:09" (2/3) ... [2020-09-21 10:13:10,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b29e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:13:10, skipping insertion in model container [2020-09-21 10:13:10,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:13:10" (3/3) ... [2020-09-21 10:13:10,975 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product22.cil.c [2020-09-21 10:13:10,987 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:13:10,997 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:13:11,019 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:13:11,050 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:13:11,050 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:13:11,050 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:13:11,050 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:13:11,050 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:13:11,051 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:13:11,051 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:13:11,051 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:13:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-09-21 10:13:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 10:13:11,089 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:11,090 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] [2020-09-21 10:13:11,090 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:11,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:11,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1101389135, now seen corresponding path program 1 times [2020-09-21 10:13:11,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:11,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972136334] [2020-09-21 10:13:11,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,847 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:11,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:13:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:13:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:13:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:11,966 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972136334] [2020-09-21 10:13:11,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:11,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:13:11,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755940499] [2020-09-21 10:13:11,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:13:11,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:11,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:13:11,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:13:11,998 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-09-21 10:13:13,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:13,081 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-09-21 10:13:13,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 10:13:13,083 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 10:13:13,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:13,101 INFO L225 Difference]: With dead ends: 301 [2020-09-21 10:13:13,101 INFO L226 Difference]: Without dead ends: 166 [2020-09-21 10:13:13,107 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 [2020-09-21 10:13:13,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-09-21 10:13:13,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-09-21 10:13:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-09-21 10:13:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-09-21 10:13:13,206 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-09-21 10:13:13,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:13,207 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-09-21 10:13:13,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:13:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-09-21 10:13:13,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 10:13:13,212 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:13,212 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] [2020-09-21 10:13:13,212 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:13:13,213 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:13,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:13,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1849971763, now seen corresponding path program 1 times [2020-09-21 10:13:13,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:13,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1919894587] [2020-09-21 10:13:13,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,574 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:13,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:13:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 10:13:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 10:13:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:13,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1919894587] [2020-09-21 10:13:13,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:13,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 10:13:13,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779811151] [2020-09-21 10:13:13,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 10:13:13,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:13,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 10:13:13,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:13:13,654 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-09-21 10:13:14,127 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:13:15,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:15,106 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-09-21 10:13:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 10:13:15,107 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 10:13:15,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:15,110 INFO L225 Difference]: With dead ends: 242 [2020-09-21 10:13:15,111 INFO L226 Difference]: Without dead ends: 156 [2020-09-21 10:13:15,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 10:13:15,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-09-21 10:13:15,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-09-21 10:13:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-09-21 10:13:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-09-21 10:13:15,167 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-09-21 10:13:15,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:15,168 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-09-21 10:13:15,168 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 10:13:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-09-21 10:13:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 10:13:15,181 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:15,182 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] [2020-09-21 10:13:15,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:13:15,182 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:15,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:15,182 INFO L82 PathProgramCache]: Analyzing trace with hash 716376780, now seen corresponding path program 1 times [2020-09-21 10:13:15,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:15,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [656839661] [2020-09-21 10:13:15,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,654 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:15,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:13:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:13:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 10:13:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:15,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [656839661] [2020-09-21 10:13:15,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:15,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:13:15,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966654776] [2020-09-21 10:13:15,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:13:15,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:15,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:13:15,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:13:15,849 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 9 states. [2020-09-21 10:13:16,267 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:16,644 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:16,957 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:17,263 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:18,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:18,633 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-09-21 10:13:18,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 10:13:18,634 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-09-21 10:13:18,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:18,637 INFO L225 Difference]: With dead ends: 255 [2020-09-21 10:13:18,637 INFO L226 Difference]: Without dead ends: 156 [2020-09-21 10:13:18,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-09-21 10:13:18,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-09-21 10:13:18,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-09-21 10:13:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-09-21 10:13:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-09-21 10:13:18,671 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-09-21 10:13:18,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:18,672 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-09-21 10:13:18,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:13:18,672 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-09-21 10:13:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-09-21 10:13:18,674 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:18,674 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] [2020-09-21 10:13:18,674 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:13:18,674 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:18,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:18,675 INFO L82 PathProgramCache]: Analyzing trace with hash 346916944, now seen corresponding path program 1 times [2020-09-21 10:13:18,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:18,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1514642579] [2020-09-21 10:13:18,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,076 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:19,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:13:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 10:13:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:13:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:13:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 10:13:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-21 10:13:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 10:13:19,235 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1514642579] [2020-09-21 10:13:19,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:19,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:13:19,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140777963] [2020-09-21 10:13:19,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:13:19,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:19,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:13:19,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:13:19,238 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-09-21 10:13:19,727 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:20,502 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:21,229 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:21,566 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:21,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:21,646 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-09-21 10:13:21,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 10:13:21,651 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-09-21 10:13:21,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:21,653 INFO L225 Difference]: With dead ends: 212 [2020-09-21 10:13:21,653 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:13:21,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 10:13:21,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:13:21,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:13:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:13:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:13:21,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-09-21 10:13:21,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:21,656 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:13:21,657 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:13:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:13:21,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:13:21,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:13:21,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:13:21,835 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:22,117 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 10:13:22,280 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:22,451 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:22,613 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:22,780 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:22,946 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:23,099 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 10:13:23,259 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:23,417 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:23,568 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 10:13:23,732 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:23,886 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,038 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,183 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:24,337 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,495 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,648 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,806 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:24,965 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,122 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,275 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,432 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,585 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,741 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:25,905 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,059 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,214 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,456 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 10:13:26,611 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,765 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,921 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,076 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,234 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,485 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 10:13:27,638 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,791 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,951 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:28,139 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:28,307 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:28,469 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:28,623 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:28,858 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:29,103 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:29,329 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:29,563 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:29,805 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:30,051 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-09-21 10:13:30,330 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:30,549 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-09-21 10:13:30,794 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:31,019 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:31,229 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:31,448 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:31,660 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:31,922 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:32,161 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:32,373 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:32,571 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:32,795 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-09-21 10:13:33,035 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-09-21 10:13:33,053 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-09-21 10:13:33,053 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 595) no Hoare annotation was computed. [2020-09-21 10:13:33,053 INFO L268 CegarLoopResult]: For program point L596(lines 573 597) no Hoare annotation was computed. [2020-09-21 10:13:33,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 549 604) no Hoare annotation was computed. [2020-09-21 10:13:33,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 549 604) no Hoare annotation was computed. [2020-09-21 10:13:33,054 INFO L268 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-09-21 10:13:33,054 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-09-21 10:13:33,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 549 604) no Hoare annotation was computed. [2020-09-21 10:13:33,055 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-09-21 10:13:33,055 INFO L268 CegarLoopResult]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2020-09-21 10:13:33,055 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-09-21 10:13:33,055 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 605 664) no Hoare annotation was computed. [2020-09-21 10:13:33,055 INFO L268 CegarLoopResult]: For program point L631-2(lines 631 656) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L268 CegarLoopResult]: For program point L657(lines 630 658) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 605 664) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 605 664) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L268 CegarLoopResult]: For program point L650-1(line 650) no Hoare annotation was computed. [2020-09-21 10:13:33,056 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 10:13:33,057 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 10:13:33,057 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 10:13:33,057 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 10:13:33,057 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 10:13:33,057 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))) [2020-09-21 10:13:33,057 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 282 289) no Hoare annotation was computed. [2020-09-21 10:13:33,058 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 282 289) no Hoare annotation was computed. [2020-09-21 10:13:33,058 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))) [2020-09-21 10:13:33,058 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 290 299) no Hoare annotation was computed. [2020-09-21 10:13:33,058 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-09-21 10:13:33,058 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 290 299) no Hoare annotation was computed. [2020-09-21 10:13:33,058 INFO L264 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L313(lines 313 319) no Hoare annotation was computed. [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L312(lines 312 322) no Hoare annotation was computed. [2020-09-21 10:13:33,059 INFO L271 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: true [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L308(lines 308 325) no Hoare annotation was computed. [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L308-1(lines 300 328) no Hoare annotation was computed. [2020-09-21 10:13:33,059 INFO L271 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: true [2020-09-21 10:13:33,059 INFO L268 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-09-21 10:13:33,060 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 300 328) the Hoare annotation is: true [2020-09-21 10:13:33,060 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 300 328) no Hoare annotation was computed. [2020-09-21 10:13:33,060 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-09-21 10:13:33,060 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))) [2020-09-21 10:13:33,060 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))) [2020-09-21 10:13:33,061 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))) [2020-09-21 10:13:33,061 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))) [2020-09-21 10:13:33,061 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 473 495) no Hoare annotation was computed. [2020-09-21 10:13:33,061 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 473 495) no Hoare annotation was computed. [2020-09-21 10:13:33,061 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))) [2020-09-21 10:13:33,062 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))) [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point L483-1(lines 483 490) no Hoare annotation was computed. [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 431 454) no Hoare annotation was computed. [2020-09-21 10:13:33,062 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 431 454) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 431 454) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-09-21 10:13:33,063 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2020-09-21 10:13:33,064 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2020-09-21 10:13:33,065 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:33,066 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 503 548) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 503 548) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 503 548) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-09-21 10:13:33,067 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 816 861) no Hoare annotation was computed. [2020-09-21 10:13:33,068 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 816 861) no Hoare annotation was computed. [2020-09-21 10:13:33,068 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 816 861) no Hoare annotation was computed. [2020-09-21 10:13:33,068 INFO L268 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-09-21 10:13:33,068 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))) [2020-09-21 10:13:33,068 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 462 472) no Hoare annotation was computed. [2020-09-21 10:13:33,068 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 462 472) no Hoare annotation was computed. [2020-09-21 10:13:33,068 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))) [2020-09-21 10:13:33,069 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 195 205) the Hoare annotation is: true [2020-09-21 10:13:33,069 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2020-09-21 10:13:33,069 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-09-21 10:13:33,069 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-09-21 10:13:33,069 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2020-09-21 10:13:33,069 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2020-09-21 10:13:33,069 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2020-09-21 10:13:33,070 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2020-09-21 10:13:33,070 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,070 INFO L268 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-09-21 10:13:33,070 INFO L268 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-09-21 10:13:33,070 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 154 178) no Hoare annotation was computed. [2020-09-21 10:13:33,070 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))) [2020-09-21 10:13:33,070 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))) [2020-09-21 10:13:33,071 INFO L268 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-09-21 10:13:33,071 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,071 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,071 INFO L268 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-09-21 10:13:33,071 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 120 126) no Hoare annotation was computed. [2020-09-21 10:13:33,071 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 120 126) the Hoare annotation is: true [2020-09-21 10:13:33,071 INFO L268 CegarLoopResult]: For program point L353(lines 353 359) no Hoare annotation was computed. [2020-09-21 10:13:33,072 INFO L268 CegarLoopResult]: For program point L353-1(lines 353 359) no Hoare annotation was computed. [2020-09-21 10:13:33,072 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))) [2020-09-21 10:13:33,072 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-09-21 10:13:33,072 INFO L268 CegarLoopResult]: For program point testFINAL(lines 333 398) no Hoare annotation was computed. [2020-09-21 10:13:33,072 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))) [2020-09-21 10:13:33,072 INFO L268 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-09-21 10:13:33,072 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))) [2020-09-21 10:13:33,073 INFO L268 CegarLoopResult]: For program point L344(lines 343 390) no Hoare annotation was computed. [2020-09-21 10:13:33,073 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))) [2020-09-21 10:13:33,073 INFO L268 CegarLoopResult]: For program point L373(lines 373 386) no Hoare annotation was computed. [2020-09-21 10:13:33,073 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))) [2020-09-21 10:13:33,073 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point L363-1(lines 363 369) no Hoare annotation was computed. [2020-09-21 10:13:33,074 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))) [2020-09-21 10:13:33,074 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))) [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point testEXIT(lines 333 398) no Hoare annotation was computed. [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 770 815) no Hoare annotation was computed. [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 770 815) no Hoare annotation was computed. [2020-09-21 10:13:33,074 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 770 815) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 942 950) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 942 950) the Hoare annotation is: true [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 942 950) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 910 932) no Hoare annotation was computed. [2020-09-21 10:13:33,075 INFO L268 CegarLoopResult]: For program point L918(lines 918 926) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 910 932) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 910 932) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 926) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:33,076 INFO L268 CegarLoopResult]: For program point L737(lines 715 738) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 667 769) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L696(lines 696 712) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L717(lines 716 736) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point L713(lines 713 754) no Hoare annotation was computed. [2020-09-21 10:13:33,077 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 667 769) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L755(lines 755 766) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 667 769) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2020-09-21 10:13:33,078 INFO L268 CegarLoopResult]: For program point L716-2(lines 716 736) no Hoare annotation was computed. [2020-09-21 10:13:33,079 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,079 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)|)) [2020-09-21 10:13:33,079 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,079 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 179 186) no Hoare annotation was computed. [2020-09-21 10:13:33,080 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 186) no Hoare annotation was computed. [2020-09-21 10:13:33,080 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 186) no Hoare annotation was computed. [2020-09-21 10:13:33,080 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 933 941) the Hoare annotation is: true [2020-09-21 10:13:33,080 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 933 941) no Hoare annotation was computed. [2020-09-21 10:13:33,080 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 933 941) no Hoare annotation was computed. [2020-09-21 10:13:33,080 INFO L268 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-09-21 10:13:33,080 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)) [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 889 900) no Hoare annotation was computed. [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,081 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 901 909) the Hoare annotation is: true [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 901 909) no Hoare annotation was computed. [2020-09-21 10:13:33,081 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 901 909) no Hoare annotation was computed. [2020-09-21 10:13:33,082 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))) [2020-09-21 10:13:33,082 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)) [2020-09-21 10:13:33,082 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)) [2020-09-21 10:13:33,082 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 93 119) no Hoare annotation was computed. [2020-09-21 10:13:33,082 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 93 119) no Hoare annotation was computed. [2020-09-21 10:13:33,083 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,083 INFO L268 CegarLoopResult]: For program point L100(lines 96 118) no Hoare annotation was computed. [2020-09-21 10:13:33,083 INFO L268 CegarLoopResult]: For program point L98(lines 96 118) no Hoare annotation was computed. [2020-09-21 10:13:33,083 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 401 430) no Hoare annotation was computed. [2020-09-21 10:13:33,083 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-09-21 10:13:33,083 INFO L271 CegarLoopResult]: At program point L415-1(lines 415 419) the Hoare annotation is: true [2020-09-21 10:13:33,083 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 401 430) the Hoare annotation is: true [2020-09-21 10:13:33,084 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-09-21 10:13:33,084 INFO L271 CegarLoopResult]: At program point L411-2(lines 411 425) the Hoare annotation is: true [2020-09-21 10:13:33,084 INFO L271 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: true [2020-09-21 10:13:33,084 INFO L268 CegarLoopResult]: For program point L407-1(line 407) no Hoare annotation was computed. [2020-09-21 10:13:33,084 INFO L271 CegarLoopResult]: At program point L426(lines 401 430) the Hoare annotation is: true [2020-09-21 10:13:33,084 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-09-21 10:13:33,084 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 865 876) the Hoare annotation is: true [2020-09-21 10:13:33,085 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 865 876) no Hoare annotation was computed. [2020-09-21 10:13:33,085 INFO L268 CegarLoopResult]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2020-09-21 10:13:33,085 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 455 461) no Hoare annotation was computed. [2020-09-21 10:13:33,085 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 455 461) the Hoare annotation is: true [2020-09-21 10:13:33,085 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,085 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 10:13:33,085 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:13:33,086 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:33,086 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 270 277) no Hoare annotation was computed. [2020-09-21 10:13:33,086 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)) [2020-09-21 10:13:33,086 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 270 277) no Hoare annotation was computed. [2020-09-21 10:13:33,086 INFO L268 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-09-21 10:13:33,086 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 877 888) no Hoare annotation was computed. [2020-09-21 10:13:33,086 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))) [2020-09-21 10:13:33,087 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 952 959) no Hoare annotation was computed. [2020-09-21 10:13:33,087 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2020-09-21 10:13:33,087 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 952 959) the Hoare annotation is: true [2020-09-21 10:13:33,087 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 952 959) no Hoare annotation was computed. [2020-09-21 10:13:33,087 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 128 152) no Hoare annotation was computed. [2020-09-21 10:13:33,087 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))) [2020-09-21 10:13:33,087 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))) [2020-09-21 10:13:33,088 INFO L268 CegarLoopResult]: For program point L147-1(lines 128 152) no Hoare annotation was computed. [2020-09-21 10:13:33,088 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,088 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,088 INFO L268 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-09-21 10:13:33,088 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:33,088 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-09-21 10:13:33,089 INFO L268 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-09-21 10:13:33,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:13:33 BoogieIcfgContainer [2020-09-21 10:13:33,109 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:13:33,111 INFO L168 Benchmark]: Toolchain (without parser) took 24135.58 ms. Allocated memory was 139.5 MB in the beginning and 503.3 MB in the end (delta: 363.9 MB). Free memory was 101.6 MB in the beginning and 149.4 MB in the end (delta: -47.8 MB). Peak memory consumption was 379.1 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,112 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.21 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.0 MB in the beginning and 171.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,113 INFO L168 Benchmark]: Boogie Preprocessor took 113.23 ms. Allocated memory is still 201.9 MB. Free memory was 171.3 MB in the beginning and 167.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,114 INFO L168 Benchmark]: RCFGBuilder took 1139.86 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 167.1 MB in the beginning and 196.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,115 INFO L168 Benchmark]: TraceAbstraction took 22141.62 ms. Allocated memory was 234.9 MB in the beginning and 503.3 MB in the end (delta: 268.4 MB). Free memory was 196.7 MB in the beginning and 149.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 378.8 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:33,119 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.21 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.0 MB in the beginning and 171.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.23 ms. Allocated memory is still 201.9 MB. Free memory was 171.3 MB in the beginning and 167.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1139.86 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 167.1 MB in the beginning and 196.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22141.62 ms. Allocated memory was 234.9 MB in the beginning and 503.3 MB in the end (delta: 268.4 MB). Free memory was 196.7 MB in the beginning and 149.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 378.8 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: 10.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 437 SDtfs, 611 SDslu, 270 SDs, 0 SdLazy, 1236 SolverSat, 424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.7s 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, 6.9s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s 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...