/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:01:24,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:01:24,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:01:24,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:01:24,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:01:24,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:01:24,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:01:24,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:01:24,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:01:24,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:01:24,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:01:24,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:01:24,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:01:24,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:01:24,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:01:24,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:01:24,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:01:24,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:01:24,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:01:24,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:01:24,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:01:24,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:01:24,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:01:24,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:01:24,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:01:24,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:01:24,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:01:24,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:01:24,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:01:24,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:01:24,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:01:24,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:01:24,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:01:24,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:01:24,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:01:24,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:01:24,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:01:24,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:01:24,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:01:24,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:01:24,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:01:24,291 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 [2020-07-20 13:01:24,326 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:01:24,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:01:24,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:01:24,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:01:24,330 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:01:24,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:01:24,331 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:01:24,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:01:24,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:01:24,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:01:24,332 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:01:24,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:01:24,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:01:24,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:01:24,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:01:24,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:01:24,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:01:24,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:01:24,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:01:24,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:01:24,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:01:24,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:24,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:01:24,335 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:01:24,335 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:01:24,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:01:24,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:01:24,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:01:24,625 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:01:24,628 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:01:24,629 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-07-20 13:01:24,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b953c9a/24392a83af9a41f1b75a248efdfb2ff0/FLAGcb663d04f [2020-07-20 13:01:25,232 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:01:25,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-07-20 13:01:25,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b953c9a/24392a83af9a41f1b75a248efdfb2ff0/FLAGcb663d04f [2020-07-20 13:01:25,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b953c9a/24392a83af9a41f1b75a248efdfb2ff0 [2020-07-20 13:01:25,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:01:25,516 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:01:25,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:25,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:01:25,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:01:25,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:25" (1/1) ... [2020-07-20 13:01:25,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762830c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:25, skipping insertion in model container [2020-07-20 13:01:25,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:01:25" (1/1) ... [2020-07-20 13:01:25,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:01:25,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:01:25,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:25,973 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:01:26,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:01:26,085 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:01:26,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26 WrapperNode [2020-07-20 13:01:26,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:01:26,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:01:26,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:01:26,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:01:26,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (1/1) ... [2020-07-20 13:01:26,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:01:26,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:01:26,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:01:26,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:01:26,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (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 [2020-07-20 13:01:26,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:01:26,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:01:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:01:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:01:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:01:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:01:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:01:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:01:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:01:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 13:01:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:01:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:01:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:01:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:01:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:01:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:01:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:01:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:01:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:01:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:01:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:01:26,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:01:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:01:26,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:01:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:01:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:01:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:01:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:01:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:01:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:01:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:01:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:01:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:01:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:01:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:01:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:01:27,235 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:01:27,236 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:01:27,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:27 BoogieIcfgContainer [2020-07-20 13:01:27,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:01:27,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:01:27,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:01:27,245 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:01:27,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:01:25" (1/3) ... [2020-07-20 13:01:27,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2033b5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:27, skipping insertion in model container [2020-07-20 13:01:27,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:01:26" (2/3) ... [2020-07-20 13:01:27,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2033b5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:01:27, skipping insertion in model container [2020-07-20 13:01:27,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:01:27" (3/3) ... [2020-07-20 13:01:27,248 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2020-07-20 13:01:27,258 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:01:27,267 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:01:27,281 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:01:27,312 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:01:27,312 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:01:27,312 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:01:27,313 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:01:27,313 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:01:27,313 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:01:27,313 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:01:27,313 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:01:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-07-20 13:01:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:01:27,343 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:27,344 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:27,344 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:27,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:27,350 INFO L82 PathProgramCache]: Analyzing trace with hash 695039274, now seen corresponding path program 1 times [2020-07-20 13:01:27,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:27,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [467185913] [2020-07-20 13:01:27,359 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 13:01:27,784 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:27,784 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:27,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:01:27,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:27,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:27,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:27,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [467185913] [2020-07-20 13:01:27,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:27,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:01:27,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497277403] [2020-07-20 13:01:27,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:01:27,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:27,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:01:27,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:01:27,852 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2020-07-20 13:01:27,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:27,885 INFO L93 Difference]: Finished difference Result 194 states and 241 transitions. [2020-07-20 13:01:27,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:01:27,887 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 13:01:27,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:27,899 INFO L225 Difference]: With dead ends: 194 [2020-07-20 13:01:27,900 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 13:01:27,903 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:01:27,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 13:01:27,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 13:01:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 13:01:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-20 13:01:27,961 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2020-07-20 13:01:27,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:27,961 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-20 13:01:27,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:01:27,962 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-20 13:01:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:01:27,969 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:27,970 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:28,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:28,184 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:28,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:28,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1984182024, now seen corresponding path program 1 times [2020-07-20 13:01:28,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:28,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1381459805] [2020-07-20 13:01:28,186 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 13:01:28,586 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:01:28,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:28,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:01:28,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:28,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:28,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1381459805] [2020-07-20 13:01:28,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:28,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:28,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532458243] [2020-07-20 13:01:28,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:28,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:28,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:28,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:28,628 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 3 states. [2020-07-20 13:01:28,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:28,644 INFO L93 Difference]: Finished difference Result 130 states and 149 transitions. [2020-07-20 13:01:28,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:28,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:01:28,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:28,647 INFO L225 Difference]: With dead ends: 130 [2020-07-20 13:01:28,647 INFO L226 Difference]: Without dead ends: 90 [2020-07-20 13:01:28,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:28,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-07-20 13:01:28,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2020-07-20 13:01:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-20 13:01:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2020-07-20 13:01:28,661 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2020-07-20 13:01:28,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:28,662 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2020-07-20 13:01:28,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2020-07-20 13:01:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:01:28,665 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:28,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:28,879 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:28,879 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:28,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:28,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1900976134, now seen corresponding path program 1 times [2020-07-20 13:01:28,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:28,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1124433479] [2020-07-20 13:01:28,882 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 13:01:29,284 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:29,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:29,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:01:29,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:29,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:29,323 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:29,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1124433479] [2020-07-20 13:01:29,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:29,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:01:29,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940583837] [2020-07-20 13:01:29,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:01:29,325 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:29,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:01:29,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:29,326 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 3 states. [2020-07-20 13:01:29,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:29,350 INFO L93 Difference]: Finished difference Result 210 states and 249 transitions. [2020-07-20 13:01:29,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:01:29,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 13:01:29,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:29,354 INFO L225 Difference]: With dead ends: 210 [2020-07-20 13:01:29,354 INFO L226 Difference]: Without dead ends: 148 [2020-07-20 13:01:29,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:01:29,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-07-20 13:01:29,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 136. [2020-07-20 13:01:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-20 13:01:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-07-20 13:01:29,383 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 57 [2020-07-20 13:01:29,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:29,383 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-07-20 13:01:29,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:01:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-07-20 13:01:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 13:01:29,386 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:29,389 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:29,601 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:29,602 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:29,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:29,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1671708304, now seen corresponding path program 1 times [2020-07-20 13:01:29,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:29,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [205832318] [2020-07-20 13:01:29,603 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 13:01:29,956 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:29,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:29,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:01:29,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:30,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:30,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:30,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [205832318] [2020-07-20 13:01:30,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:30,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:30,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659278179] [2020-07-20 13:01:30,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:30,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:30,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:30,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:30,021 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 6 states. [2020-07-20 13:01:30,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:30,250 INFO L93 Difference]: Finished difference Result 339 states and 413 transitions. [2020-07-20 13:01:30,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:01:30,251 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-20 13:01:30,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:30,255 INFO L225 Difference]: With dead ends: 339 [2020-07-20 13:01:30,255 INFO L226 Difference]: Without dead ends: 231 [2020-07-20 13:01:30,259 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:01:30,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-07-20 13:01:30,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 227. [2020-07-20 13:01:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-07-20 13:01:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 268 transitions. [2020-07-20 13:01:30,309 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 268 transitions. Word has length 60 [2020-07-20 13:01:30,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:30,310 INFO L479 AbstractCegarLoop]: Abstraction has 227 states and 268 transitions. [2020-07-20 13:01:30,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 268 transitions. [2020-07-20 13:01:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 13:01:30,319 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:01:30,320 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:01:30,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:30,533 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:01:30,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:01:30,533 INFO L82 PathProgramCache]: Analyzing trace with hash 2018803980, now seen corresponding path program 1 times [2020-07-20 13:01:30,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:01:30,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [298651255] [2020-07-20 13:01:30,534 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:30,892 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:01:30,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:01:30,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:01:30,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:01:30,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:01:30,935 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:01:30,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [298651255] [2020-07-20 13:01:30,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:01:30,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:01:30,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315200139] [2020-07-20 13:01:30,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:01:30,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:01:30,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:01:30,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:01:30,937 INFO L87 Difference]: Start difference. First operand 227 states and 268 transitions. Second operand 6 states. [2020-07-20 13:01:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:01:31,116 INFO L93 Difference]: Finished difference Result 401 states and 486 transitions. [2020-07-20 13:01:31,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:01:31,117 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-20 13:01:31,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:01:31,118 INFO L225 Difference]: With dead ends: 401 [2020-07-20 13:01:31,118 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:01:31,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:01:31,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:01:31,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:01:31,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:01:31,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:01:31,122 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-20 13:01:31,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:01:31,122 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:01:31,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:01:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:01:31,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:01:31,330 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:01:31,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:01:32,039 INFO L268 CegarLoopResult]: For program point L538(lines 515 539) no Hoare annotation was computed. [2020-07-20 13:01:32,039 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 491 546) no Hoare annotation was computed. [2020-07-20 13:01:32,039 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-20 13:01:32,039 INFO L268 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 491 546) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 491 546) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 537) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point L573-2(lines 573 598) no Hoare annotation was computed. [2020-07-20 13:01:32,040 INFO L268 CegarLoopResult]: For program point L599(lines 572 600) no Hoare annotation was computed. [2020-07-20 13:01:32,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 547 606) no Hoare annotation was computed. [2020-07-20 13:01:32,041 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-20 13:01:32,041 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-07-20 13:01:32,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 547 606) no Hoare annotation was computed. [2020-07-20 13:01:32,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 547 606) no Hoare annotation was computed. [2020-07-20 13:01:32,042 INFO L268 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-07-20 13:01:32,042 INFO L268 CegarLoopResult]: For program point L579-1(lines 579 583) no Hoare annotation was computed. [2020-07-20 13:01:32,042 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 13:01:32,042 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 13:01:32,043 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 13:01:32,043 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 13:01:32,043 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 13:01:32,043 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 878 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,044 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,044 INFO L264 CegarLoopResult]: At program point L890-1(line 890) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,044 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 878 900) no Hoare annotation was computed. [2020-07-20 13:01:32,044 INFO L268 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-07-20 13:01:32,044 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 895) no Hoare annotation was computed. [2020-07-20 13:01:32,044 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-20 13:01:32,044 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,045 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,045 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,046 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 878 900) no Hoare annotation was computed. [2020-07-20 13:01:32,046 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 836 859) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 836 859) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 836 859) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-20 13:01:32,047 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-07-20 13:01:32,048 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-07-20 13:01:32,048 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-07-20 13:01:32,048 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-07-20 13:01:32,048 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-07-20 13:01:32,051 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 13:01:32,053 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-07-20 13:01:32,053 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-07-20 13:01:32,053 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 285 299) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 285 299) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 285 299) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 195 202) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 195 202) no Hoare annotation was computed. [2020-07-20 13:01:32,054 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 195 202) no Hoare annotation was computed. [2020-07-20 13:01:32,055 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2020-07-20 13:01:32,055 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 240 248) the Hoare annotation is: true [2020-07-20 13:01:32,055 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2020-07-20 13:01:32,055 INFO L268 CegarLoopResult]: For program point L256(lines 256 264) no Hoare annotation was computed. [2020-07-20 13:01:32,055 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2020-07-20 13:01:32,057 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-20 13:01:32,057 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-07-20 13:01:32,057 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2020-07-20 13:01:32,057 INFO L268 CegarLoopResult]: For program point L268(lines 268 276) no Hoare annotation was computed. [2020-07-20 13:01:32,058 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2020-07-20 13:01:32,058 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 249 284) no Hoare annotation was computed. [2020-07-20 13:01:32,058 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2020-07-20 13:01:32,058 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 13:01:32,064 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 13:01:32,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:01:32,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:01:32,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:01:32,064 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 758 803) no Hoare annotation was computed. [2020-07-20 13:01:32,064 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 758 803) no Hoare annotation was computed. [2020-07-20 13:01:32,065 INFO L268 CegarLoopResult]: For program point L778(lines 778 785) no Hoare annotation was computed. [2020-07-20 13:01:32,065 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 758 803) no Hoare annotation was computed. [2020-07-20 13:01:32,065 INFO L268 CegarLoopResult]: For program point L772(lines 772 792) no Hoare annotation was computed. [2020-07-20 13:01:32,065 INFO L268 CegarLoopResult]: For program point L772-1(lines 772 792) no Hoare annotation was computed. [2020-07-20 13:01:32,065 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 867 877) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,065 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 867 877) no Hoare annotation was computed. [2020-07-20 13:01:32,066 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,066 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 867 877) no Hoare annotation was computed. [2020-07-20 13:01:32,066 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 229 239) no Hoare annotation was computed. [2020-07-20 13:01:32,066 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2020-07-20 13:01:32,069 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-20 13:01:32,070 INFO L268 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-07-20 13:01:32,070 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2020-07-20 13:01:32,070 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 221 228) the Hoare annotation is: true [2020-07-20 13:01:32,070 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2020-07-20 13:01:32,070 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2020-07-20 13:01:32,070 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 188 194) no Hoare annotation was computed. [2020-07-20 13:01:32,071 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 188 194) the Hoare annotation is: true [2020-07-20 13:01:32,071 INFO L264 CegarLoopResult]: At program point testENTRY(lines 84 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,071 INFO L268 CegarLoopResult]: For program point L95(lines 94 143) no Hoare annotation was computed. [2020-07-20 13:01:32,071 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,071 INFO L268 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-07-20 13:01:32,071 INFO L268 CegarLoopResult]: For program point testFINAL(lines 84 151) no Hoare annotation was computed. [2020-07-20 13:01:32,072 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,072 INFO L268 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2020-07-20 13:01:32,072 INFO L268 CegarLoopResult]: For program point L114-1(lines 114 120) no Hoare annotation was computed. [2020-07-20 13:01:32,072 INFO L264 CegarLoopResult]: At program point L141(lines 94 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,074 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,074 INFO L268 CegarLoopResult]: For program point L104(lines 104 110) no Hoare annotation was computed. [2020-07-20 13:01:32,074 INFO L268 CegarLoopResult]: For program point L104-1(lines 104 110) no Hoare annotation was computed. [2020-07-20 13:01:32,075 INFO L268 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-07-20 13:01:32,075 INFO L264 CegarLoopResult]: At program point L144(lines 93 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,075 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,075 INFO L268 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-07-20 13:01:32,075 INFO L264 CegarLoopResult]: At program point L132-1(lines 124 139) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:01:32,075 INFO L268 CegarLoopResult]: For program point testEXIT(lines 84 151) no Hoare annotation was computed. [2020-07-20 13:01:32,075 INFO L268 CegarLoopResult]: For program point L732(lines 732 739) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 712 757) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point L726(lines 726 746) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point L726-1(lines 726 746) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 712 757) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 712 757) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 319 347) the Hoare annotation is: true [2020-07-20 13:01:32,076 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-07-20 13:01:32,076 INFO L268 CegarLoopResult]: For program point L331(lines 331 341) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point L327-1(lines 319 347) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L271 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: true [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point L325-1(line 325) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 319 347) no Hoare annotation was computed. [2020-07-20 13:01:32,077 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 397 419) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 397 419) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 397 419) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 311 318) the Hoare annotation is: true [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 311 318) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 311 318) no Hoare annotation was computed. [2020-07-20 13:01:32,078 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 609 711) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L638(lines 638 654) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L659(lines 658 678) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-07-20 13:01:32,079 INFO L268 CegarLoopResult]: For program point L655(lines 655 696) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 609 711) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L697(lines 697 708) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L660(lines 660 664) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 609 711) no Hoare annotation was computed. [2020-07-20 13:01:32,080 INFO L268 CegarLoopResult]: For program point L658-2(lines 658 678) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point L679(lines 657 680) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 204 220) no Hoare annotation was computed. [2020-07-20 13:01:32,081 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-20 13:01:32,082 INFO L268 CegarLoopResult]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2020-07-20 13:01:32,082 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 420 428) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 420 428) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 420 428) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 376 387) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 376 387) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,083 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,084 INFO L271 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: true [2020-07-20 13:01:32,084 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: true [2020-07-20 13:01:32,084 INFO L271 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: true [2020-07-20 13:01:32,084 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-07-20 13:01:32,085 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:01:32,085 INFO L268 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-07-20 13:01:32,085 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-07-20 13:01:32,085 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 806 835) no Hoare annotation was computed. [2020-07-20 13:01:32,085 INFO L271 CegarLoopResult]: At program point L831(lines 806 835) the Hoare annotation is: true [2020-07-20 13:01:32,085 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 806 835) the Hoare annotation is: true [2020-07-20 13:01:32,085 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-07-20 13:01:32,085 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-07-20 13:01:32,086 INFO L271 CegarLoopResult]: At program point L820-1(lines 820 824) the Hoare annotation is: true [2020-07-20 13:01:32,086 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-07-20 13:01:32,086 INFO L271 CegarLoopResult]: At program point L816-2(lines 816 830) the Hoare annotation is: true [2020-07-20 13:01:32,086 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-07-20 13:01:32,086 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-20 13:01:32,086 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 388 396) the Hoare annotation is: true [2020-07-20 13:01:32,086 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 388 396) no Hoare annotation was computed. [2020-07-20 13:01:32,086 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 388 396) no Hoare annotation was computed. [2020-07-20 13:01:32,087 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 352 363) the Hoare annotation is: true [2020-07-20 13:01:32,087 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 352 363) no Hoare annotation was computed. [2020-07-20 13:01:32,087 INFO L268 CegarLoopResult]: For program point L356-1(lines 352 363) no Hoare annotation was computed. [2020-07-20 13:01:32,090 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 860 866) no Hoare annotation was computed. [2020-07-20 13:01:32,090 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 860 866) the Hoare annotation is: true [2020-07-20 13:01:32,091 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,091 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:01:32,091 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:01:32,091 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:01:32,091 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 300 307) no Hoare annotation was computed. [2020-07-20 13:01:32,092 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 300 307) the Hoare annotation is: true [2020-07-20 13:01:32,092 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 300 307) no Hoare annotation was computed. [2020-07-20 13:01:32,092 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-07-20 13:01:32,093 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 364 375) no Hoare annotation was computed. [2020-07-20 13:01:32,093 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 364 375) the Hoare annotation is: true [2020-07-20 13:01:32,093 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 430 437) no Hoare annotation was computed. [2020-07-20 13:01:32,093 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2020-07-20 13:01:32,093 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 430 437) the Hoare annotation is: true [2020-07-20 13:01:32,094 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 430 437) no Hoare annotation was computed. [2020-07-20 13:01:32,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:01:32 BoogieIcfgContainer [2020-07-20 13:01:32,120 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:01:32,124 INFO L168 Benchmark]: Toolchain (without parser) took 6606.29 ms. Allocated memory was 136.8 MB in the beginning and 292.0 MB in the end (delta: 155.2 MB). Free memory was 100.6 MB in the beginning and 182.5 MB in the end (delta: -81.9 MB). Peak memory consumption was 131.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,130 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.87 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 169.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,133 INFO L168 Benchmark]: Boogie Preprocessor took 103.61 ms. Allocated memory is still 200.8 MB. Free memory was 169.5 MB in the beginning and 165.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,133 INFO L168 Benchmark]: RCFGBuilder took 1050.36 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 165.2 MB in the beginning and 198.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,136 INFO L168 Benchmark]: TraceAbstraction took 4878.23 ms. Allocated memory was 230.7 MB in the beginning and 292.0 MB in the end (delta: 61.3 MB). Free memory was 198.7 MB in the beginning and 182.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:01:32,143 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 568.87 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 169.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.61 ms. Allocated memory is still 200.8 MB. Free memory was 169.5 MB in the beginning and 165.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1050.36 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 165.2 MB in the beginning and 198.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4878.23 ms. Allocated memory was 230.7 MB in the beginning and 292.0 MB in the end (delta: 61.3 MB). Free memory was 198.7 MB in the beginning and 182.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 93]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 531 SDtfs, 183 SDslu, 726 SDs, 0 SdLazy, 112 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=4, 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, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 249 PreInvPairs, 278 NumberOfFragments, 416 HoareAnnotationTreeSize, 249 FomulaSimplifications, 190 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 48 FomulaSimplificationsInter, 843 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 284 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 29173 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3393 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...