/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:28,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:28,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:28,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:28,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:28,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:28,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:29,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:29,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:29,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:29,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:29,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:29,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:29,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:29,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:29,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:29,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:29,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:29,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:29,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:29,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:29,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:29,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:29,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:29,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:29,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:29,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:29,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:29,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:29,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:29,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:29,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:29,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:29,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:29,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:29,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:29,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:29,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:29,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:29,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:29,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:29,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:29,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:29,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:29,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:29,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:29,097 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:29,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:29,100 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:29,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:29,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:29,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:29,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:29,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:29,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:29,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:29,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:29,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:29,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:29,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:29,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:29,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:29,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:29,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:29,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:29,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:29,106 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:29,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:29,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:29,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:29,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:29,390 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:29,391 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2020-07-21 10:38:29,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe99d39/0cbaf60e546d40eaaa99d7d4d7f58098/FLAG5e19e1122 [2020-07-21 10:38:30,006 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:30,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2020-07-21 10:38:30,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe99d39/0cbaf60e546d40eaaa99d7d4d7f58098/FLAG5e19e1122 [2020-07-21 10:38:30,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58fe99d39/0cbaf60e546d40eaaa99d7d4d7f58098 [2020-07-21 10:38:30,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:30,319 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:30,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:30,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:30,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:30,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:30,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142f4857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30, skipping insertion in model container [2020-07-21 10:38:30,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:30,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:30,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:30,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:30,817 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:30,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:30,956 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:30,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30 WrapperNode [2020-07-21 10:38:30,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:30,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:30,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:30,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:30,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:30,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:30,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:30,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:31,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:31,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:31,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... [2020-07-21 10:38:31,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:31,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:31,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:31,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:31,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-21 10:38:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:31,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:38:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:31,138 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:38:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:31,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:31,143 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:31,144 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:31,145 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:38:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:38:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:32,232 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:32,232 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:32,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:32 BoogieIcfgContainer [2020-07-21 10:38:32,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:32,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:32,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:32,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:32,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:30" (1/3) ... [2020-07-21 10:38:32,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee7d52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:32, skipping insertion in model container [2020-07-21 10:38:32,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:30" (2/3) ... [2020-07-21 10:38:32,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee7d52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:32, skipping insertion in model container [2020-07-21 10:38:32,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:32" (3/3) ... [2020-07-21 10:38:32,246 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2020-07-21 10:38:32,257 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:32,264 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:32,278 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:32,303 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:32,303 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:32,303 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:32,304 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:32,304 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:32,304 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:32,304 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:32,305 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-07-21 10:38:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:32,338 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:32,340 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] [2020-07-21 10:38:32,340 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:32,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:32,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1996621703, now seen corresponding path program 1 times [2020-07-21 10:38:32,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:32,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [959350233] [2020-07-21 10:38:32,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:32,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:32,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:32,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:32,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:32,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [959350233] [2020-07-21 10:38:32,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:32,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:32,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623664023] [2020-07-21 10:38:32,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:32,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:32,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:32,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:32,657 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2020-07-21 10:38:32,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:32,706 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2020-07-21 10:38:32,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:32,708 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:32,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:32,722 INFO L225 Difference]: With dead ends: 280 [2020-07-21 10:38:32,722 INFO L226 Difference]: Without dead ends: 142 [2020-07-21 10:38:32,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:32,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-21 10:38:32,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-07-21 10:38:32,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-07-21 10:38:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-07-21 10:38:32,789 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2020-07-21 10:38:32,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:32,790 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-07-21 10:38:32,790 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:32,790 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-07-21 10:38:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:32,795 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:32,795 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] [2020-07-21 10:38:33,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,012 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:33,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:33,013 INFO L82 PathProgramCache]: Analyzing trace with hash -2025451369, now seen corresponding path program 1 times [2020-07-21 10:38:33,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:33,015 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [189291857] [2020-07-21 10:38:33,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:33,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:33,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:33,297 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:33,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [189291857] [2020-07-21 10:38:33,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:33,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:33,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872136041] [2020-07-21 10:38:33,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:33,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:33,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:33,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:33,301 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2020-07-21 10:38:33,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:33,326 INFO L93 Difference]: Finished difference Result 219 states and 257 transitions. [2020-07-21 10:38:33,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:33,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:33,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:33,329 INFO L225 Difference]: With dead ends: 219 [2020-07-21 10:38:33,330 INFO L226 Difference]: Without dead ends: 133 [2020-07-21 10:38:33,331 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:33,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-07-21 10:38:33,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2020-07-21 10:38:33,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-07-21 10:38:33,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2020-07-21 10:38:33,357 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2020-07-21 10:38:33,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:33,358 INFO L479 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2020-07-21 10:38:33,358 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2020-07-21 10:38:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:33,361 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:33,362 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] [2020-07-21 10:38:33,575 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,576 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:33,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:33,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1933806074, now seen corresponding path program 1 times [2020-07-21 10:38:33,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:33,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1084783430] [2020-07-21 10:38:33,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:33,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:33,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:33,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:33,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1084783430] [2020-07-21 10:38:33,813 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:33,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:33,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493733555] [2020-07-21 10:38:33,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:33,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:33,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:33,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:33,815 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 3 states. [2020-07-21 10:38:33,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:33,850 INFO L93 Difference]: Finished difference Result 339 states and 408 transitions. [2020-07-21 10:38:33,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:33,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:33,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:33,854 INFO L225 Difference]: With dead ends: 339 [2020-07-21 10:38:33,855 INFO L226 Difference]: Without dead ends: 234 [2020-07-21 10:38:33,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:33,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-07-21 10:38:33,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 228. [2020-07-21 10:38:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-21 10:38:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 273 transitions. [2020-07-21 10:38:33,887 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 273 transitions. Word has length 65 [2020-07-21 10:38:33,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:33,887 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 273 transitions. [2020-07-21 10:38:33,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 273 transitions. [2020-07-21 10:38:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 10:38:33,890 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:33,891 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] [2020-07-21 10:38:34,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:34,104 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:34,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:34,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1344773583, now seen corresponding path program 1 times [2020-07-21 10:38:34,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:34,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [653775049] [2020-07-21 10:38:34,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:34,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:34,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:34,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:34,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [653775049] [2020-07-21 10:38:34,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:34,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:34,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443974252] [2020-07-21 10:38:34,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:34,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:34,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:34,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:34,342 INFO L87 Difference]: Start difference. First operand 228 states and 273 transitions. Second operand 6 states. [2020-07-21 10:38:34,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:34,543 INFO L93 Difference]: Finished difference Result 355 states and 438 transitions. [2020-07-21 10:38:34,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:34,543 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 10:38:34,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:34,544 INFO L225 Difference]: With dead ends: 355 [2020-07-21 10:38:34,544 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:34,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:34,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:34,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:34,548 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 10:38:34,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:34,548 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:34,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:34,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:34,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:34,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:35,457 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-07-21 10:38:35,457 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 642) no Hoare annotation was computed. [2020-07-21 10:38:35,457 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-07-21 10:38:35,457 INFO L268 CegarLoopResult]: For program point L632-2(lines 632 653) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 607 662) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point L654(lines 631 655) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 607 662) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 607 662) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point L695-1(lines 695 699) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 663 722) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-07-21 10:38:35,458 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 714) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 663 722) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point L715(lines 688 716) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 663 722) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point L708(line 708) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point L708-1(line 708) no Hoare annotation was computed. [2020-07-21 10:38:35,459 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 258 264) the Hoare annotation is: true [2020-07-21 10:38:35,459 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 258 264) no Hoare annotation was computed. [2020-07-21 10:38:35,460 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 265 273) no Hoare annotation was computed. [2020-07-21 10:38:35,460 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 265 273) the Hoare annotation is: true [2020-07-21 10:38:35,460 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 265 273) no Hoare annotation was computed. [2020-07-21 10:38:35,460 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 923 930) the Hoare annotation is: true [2020-07-21 10:38:35,460 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 923 930) no Hoare annotation was computed. [2020-07-21 10:38:35,460 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 923 930) no Hoare annotation was computed. [2020-07-21 10:38:35,460 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 931 940) the Hoare annotation is: true [2020-07-21 10:38:35,460 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 931 940) no Hoare annotation was computed. [2020-07-21 10:38:35,461 INFO L268 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-07-21 10:38:35,461 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 931 940) no Hoare annotation was computed. [2020-07-21 10:38:35,461 INFO L264 CegarLoopResult]: At program point L956(line 956) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,461 INFO L268 CegarLoopResult]: For program point L954(lines 954 960) no Hoare annotation was computed. [2020-07-21 10:38:35,461 INFO L268 CegarLoopResult]: For program point L953(lines 953 963) no Hoare annotation was computed. [2020-07-21 10:38:35,461 INFO L271 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: true [2020-07-21 10:38:35,461 INFO L268 CegarLoopResult]: For program point L951-1(line 951) no Hoare annotation was computed. [2020-07-21 10:38:35,462 INFO L268 CegarLoopResult]: For program point L949(lines 949 966) no Hoare annotation was computed. [2020-07-21 10:38:35,462 INFO L268 CegarLoopResult]: For program point L949-1(lines 941 969) no Hoare annotation was computed. [2020-07-21 10:38:35,462 INFO L271 CegarLoopResult]: At program point L947(line 947) the Hoare annotation is: true [2020-07-21 10:38:35,462 INFO L268 CegarLoopResult]: For program point L947-1(line 947) no Hoare annotation was computed. [2020-07-21 10:38:35,462 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 941 969) the Hoare annotation is: true [2020-07-21 10:38:35,462 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 941 969) no Hoare annotation was computed. [2020-07-21 10:38:35,462 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,463 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,463 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,463 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,463 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-21 10:38:35,463 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,464 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 10:38:35,464 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 10:38:35,465 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 462 476) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 462 476) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 10:38:35,466 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 462 476) no Hoare annotation was computed. [2020-07-21 10:38:35,466 INFO L264 CegarLoopResult]: At program point L468(line 468) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point L466(lines 466 472) no Hoare annotation was computed. [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 398 406) no Hoare annotation was computed. [2020-07-21 10:38:35,467 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 398 406) the Hoare annotation is: true [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 398 406) no Hoare annotation was computed. [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-07-21 10:38:35,467 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 443 461) the Hoare annotation is: true [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 443 461) no Hoare annotation was computed. [2020-07-21 10:38:35,467 INFO L268 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 443 461) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point L414(lines 414 422) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point L414-2(lines 414 422) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point L437-1(line 437) no Hoare annotation was computed. [2020-07-21 10:38:35,468 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 407 442) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point L426(lines 426 434) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point L426-2(lines 426 434) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 407 442) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 407 442) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 251 257) no Hoare annotation was computed. [2020-07-21 10:38:35,469 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 251 257) the Hoare annotation is: true [2020-07-21 10:38:35,469 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 561 606) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 561 606) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 561 606) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point L894(lines 894 901) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 874 919) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point L888(lines 888 908) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 908) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 874 919) no Hoare annotation was computed. [2020-07-21 10:38:35,470 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 874 919) no Hoare annotation was computed. [2020-07-21 10:38:35,471 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,471 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,471 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-21 10:38:35,471 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-21 10:38:35,471 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 387 397) the Hoare annotation is: true [2020-07-21 10:38:35,471 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 387 397) no Hoare annotation was computed. [2020-07-21 10:38:35,471 INFO L271 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: true [2020-07-21 10:38:35,472 INFO L268 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-07-21 10:38:35,472 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 387 397) no Hoare annotation was computed. [2020-07-21 10:38:35,472 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 379 386) the Hoare annotation is: true [2020-07-21 10:38:35,472 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:38:35,472 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:38:35,472 INFO L264 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,472 INFO L268 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-07-21 10:38:35,473 INFO L268 CegarLoopResult]: For program point L350(lines 350 367) no Hoare annotation was computed. [2020-07-21 10:38:35,473 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 346 370) no Hoare annotation was computed. [2020-07-21 10:38:35,473 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 346 370) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,473 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,473 INFO L268 CegarLoopResult]: For program point L365-1(lines 346 370) no Hoare annotation was computed. [2020-07-21 10:38:35,473 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,473 INFO L264 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,474 INFO L268 CegarLoopResult]: For program point L354(lines 354 362) no Hoare annotation was computed. [2020-07-21 10:38:35,474 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 312 318) no Hoare annotation was computed. [2020-07-21 10:38:35,474 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 312 318) the Hoare annotation is: true [2020-07-21 10:38:35,474 INFO L264 CegarLoopResult]: At program point testENTRY(lines 486 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,474 INFO L264 CegarLoopResult]: At program point L543(lines 496 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,474 INFO L264 CegarLoopResult]: At program point L508(line 508) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,474 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-07-21 10:38:35,475 INFO L268 CegarLoopResult]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2020-07-21 10:38:35,475 INFO L268 CegarLoopResult]: For program point testFINAL(lines 486 553) no Hoare annotation was computed. [2020-07-21 10:38:35,475 INFO L268 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2020-07-21 10:38:35,475 INFO L264 CegarLoopResult]: At program point L546(lines 495 547) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,475 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,475 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-07-21 10:38:35,475 INFO L264 CegarLoopResult]: At program point L534-1(lines 526 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,475 INFO L268 CegarLoopResult]: For program point L497(lines 496 545) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L264 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point L526(lines 526 541) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point L516(lines 516 522) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point testEXIT(lines 486 553) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 828 873) no Hoare annotation was computed. [2020-07-21 10:38:35,476 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 828 873) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 828 873) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point L842(lines 842 862) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point L842-1(lines 842 862) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 230 238) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 230 238) the Hoare annotation is: true [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 230 238) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2020-07-21 10:38:35,477 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 198 220) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 198 220) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 198 220) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 241 250) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 241 250) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 241 250) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 725 827) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point L795(lines 773 796) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point L754(lines 754 770) no Hoare annotation was computed. [2020-07-21 10:38:35,478 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L775(lines 774 794) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 725 827) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L771(lines 771 812) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 725 827) no Hoare annotation was computed. [2020-07-21 10:38:35,479 INFO L268 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point L813(lines 813 824) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point L776(lines 776 780) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 794) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 371 378) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 371 378) no Hoare annotation was computed. [2020-07-21 10:38:35,480 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 371 378) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 221 229) the Hoare annotation is: true [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 221 229) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 221 229) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 177 188) the Hoare annotation is: true [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 177 188) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point L181-1(lines 177 188) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,481 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,482 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,482 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 285 311) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,482 INFO L264 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,482 INFO L264 CegarLoopResult]: At program point L299(lines 299 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,482 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 285 311) no Hoare annotation was computed. [2020-07-21 10:38:35,482 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 285 311) no Hoare annotation was computed. [2020-07-21 10:38:35,482 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,482 INFO L268 CegarLoopResult]: For program point L292(lines 288 310) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L268 CegarLoopResult]: For program point L290(lines 288 310) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 10:38:35,483 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 10:38:35,483 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 10:38:35,483 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 10:38:35,484 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 10:38:35,484 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 10:38:35,484 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 10:38:35,484 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 189 197) the Hoare annotation is: true [2020-07-21 10:38:35,484 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 189 197) no Hoare annotation was computed. [2020-07-21 10:38:35,484 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 189 197) no Hoare annotation was computed. [2020-07-21 10:38:35,484 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 153 164) the Hoare annotation is: true [2020-07-21 10:38:35,484 INFO L268 CegarLoopResult]: For program point L157-1(lines 153 164) no Hoare annotation was computed. [2020-07-21 10:38:35,485 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 153 164) no Hoare annotation was computed. [2020-07-21 10:38:35,485 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 10:38:35,485 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 10:38:35,485 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,485 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:35,485 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:35,485 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:35,485 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 477 484) no Hoare annotation was computed. [2020-07-21 10:38:35,486 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 477 484) the Hoare annotation is: true [2020-07-21 10:38:35,486 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 477 484) no Hoare annotation was computed. [2020-07-21 10:38:35,486 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 165 176) no Hoare annotation was computed. [2020-07-21 10:38:35,486 INFO L268 CegarLoopResult]: For program point L169-1(lines 165 176) no Hoare annotation was computed. [2020-07-21 10:38:35,486 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 165 176) the Hoare annotation is: true [2020-07-21 10:38:35,486 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 971 978) no Hoare annotation was computed. [2020-07-21 10:38:35,486 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2020-07-21 10:38:35,487 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 971 978) the Hoare annotation is: true [2020-07-21 10:38:35,487 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 971 978) no Hoare annotation was computed. [2020-07-21 10:38:35,487 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 320 344) no Hoare annotation was computed. [2020-07-21 10:38:35,487 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 320 344) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,487 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:35,487 INFO L268 CegarLoopResult]: For program point L339-1(lines 320 344) no Hoare annotation was computed. [2020-07-21 10:38:35,487 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,487 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,488 INFO L268 CegarLoopResult]: For program point L328(lines 328 336) no Hoare annotation was computed. [2020-07-21 10:38:35,488 INFO L264 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:35,488 INFO L268 CegarLoopResult]: For program point L326-1(line 326) no Hoare annotation was computed. [2020-07-21 10:38:35,488 INFO L268 CegarLoopResult]: For program point L324(lines 324 341) no Hoare annotation was computed. [2020-07-21 10:38:35,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:35 BoogieIcfgContainer [2020-07-21 10:38:35,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:35,506 INFO L168 Benchmark]: Toolchain (without parser) took 5187.27 ms. Allocated memory was 145.8 MB in the beginning and 281.0 MB in the end (delta: 135.3 MB). Free memory was 101.1 MB in the beginning and 233.0 MB in the end (delta: -131.9 MB). Peak memory consumption was 110.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:35,507 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 145.8 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 10:38:35,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.39 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 170.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:35,509 INFO L168 Benchmark]: Boogie Preprocessor took 92.96 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 165.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:35,510 INFO L168 Benchmark]: RCFGBuilder took 1187.45 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.1 MB in the beginning and 193.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:35,511 INFO L168 Benchmark]: TraceAbstraction took 3264.14 ms. Allocated memory was 236.5 MB in the beginning and 281.0 MB in the end (delta: 44.6 MB). Free memory was 193.5 MB in the beginning and 233.0 MB in the end (delta: -39.4 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:35,515 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 145.8 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.39 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 170.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.96 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 165.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1187.45 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.1 MB in the beginning and 193.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3264.14 ms. Allocated memory was 236.5 MB in the beginning and 281.0 MB in the end (delta: 44.6 MB). Free memory was 193.5 MB in the beginning and 233.0 MB in the end (delta: -39.4 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 975]: 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: 496]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 625 SDtfs, 204 SDslu, 504 SDs, 0 SdLazy, 73 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=3, 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 318 PreInvPairs, 334 NumberOfFragments, 400 HoareAnnotationTreeSize, 318 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 65 FomulaSimplificationsInter, 511 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2861 ConjunctsInSsa, 22 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...