/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 10:00:05,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:00:05,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:00:05,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:00:05,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:00:05,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:00:05,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:00:05,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:00:05,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:00:05,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:00:05,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:00:05,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:00:05,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:00:05,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:00:05,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:00:05,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:00:05,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:00:05,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:00:05,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:00:05,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:00:05,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:00:05,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:00:05,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:00:05,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:00:05,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:00:05,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:00:05,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:00:05,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:00:05,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:00:05,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:00:05,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:00:05,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:00:05,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:00:05,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:00:05,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:00:05,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:00:05,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:00:05,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:00:05,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:00:05,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:00:05,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:00:05,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 10:00:05,202 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:00:05,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:00:05,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:00:05,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:00:05,205 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:00:05,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:00:05,206 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:00:05,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:00:05,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:00:05,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:00:05,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:00:05,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:00:05,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:00:05,209 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:00:05,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:00:05,209 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:00:05,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:00:05,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:00:05,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:00:05,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:00:05,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:00:05,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:00:05,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:00:05,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:00:05,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:00:05,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:00:05,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:00:05,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:00:05,212 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:00:05,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-21 10:00:06,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:00:06,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:00:06,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:00:06,513 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:00:06,514 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:00:06,515 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2020-09-21 10:00:06,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3fdaeb04/f3470c60a0234e3d8628f5cee1f0af8c/FLAG629bc74ff [2020-09-21 10:00:07,269 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:00:07,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2020-09-21 10:00:07,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3fdaeb04/f3470c60a0234e3d8628f5cee1f0af8c/FLAG629bc74ff [2020-09-21 10:00:07,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3fdaeb04/f3470c60a0234e3d8628f5cee1f0af8c [2020-09-21 10:00:07,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:00:07,570 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:00:07,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:00:07,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:00:07,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:00:07,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:00:07" (1/1) ... [2020-09-21 10:00:07,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4576fe6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:07, skipping insertion in model container [2020-09-21 10:00:07,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:00:07" (1/1) ... [2020-09-21 10:00:07,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:00:07,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:00:08,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:00:08,016 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:00:08,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:00:08,247 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:00:08,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08 WrapperNode [2020-09-21 10:00:08,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:00:08,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:00:08,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:00:08,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:00:08,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... [2020-09-21 10:00:08,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:00:08,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:00:08,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:00:08,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:00:08,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:00:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:00:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:00:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:00:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:00:08,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:00:08,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:00:08,429 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:00:08,429 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:00:08,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:00:08,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:00:08,430 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:00:08,431 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:00:08,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:00:08,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:00:08,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:00:08,432 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 10:00:08,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:00:08,432 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:00:08,432 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:00:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:00:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:00:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:00:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:00:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:00:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:00:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:00:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:00:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:00:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-21 10:00:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:00:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:00:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:00:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:00:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:00:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:00:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 10:00:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:00:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:00:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:00:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-21 10:00:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:00:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:00:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:00:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:00:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:00:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:00:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:00:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:00:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:00:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:00:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:00:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:00:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:00:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:00:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:00:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:00:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:00:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:00:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:00:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:00:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:00:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:00:09,566 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:00:09,566 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:00:09,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:00:09 BoogieIcfgContainer [2020-09-21 10:00:09,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:00:09,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:00:09,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:00:09,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:00:09,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:00:07" (1/3) ... [2020-09-21 10:00:09,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca78c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:00:09, skipping insertion in model container [2020-09-21 10:00:09,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:08" (2/3) ... [2020-09-21 10:00:09,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca78c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:00:09, skipping insertion in model container [2020-09-21 10:00:09,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:00:09" (3/3) ... [2020-09-21 10:00:09,588 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product03.cil.c [2020-09-21 10:00:09,601 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:00:09,613 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:00:09,635 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:00:09,665 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:00:09,665 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:00:09,665 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:00:09,665 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:00:09,665 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:00:09,665 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:00:09,666 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:00:09,666 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:00:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-09-21 10:00:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 10:00:09,703 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:00:09,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:00:09,705 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:00:09,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:00:09,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1488417234, now seen corresponding path program 1 times [2020-09-21 10:00:09,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:00:09,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967337343] [2020-09-21 10:00:09,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:00:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,464 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:10,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:00:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:00:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:00:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:00:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:00:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:00:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:00:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:10,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:00:10,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967337343] [2020-09-21 10:00:10,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:00:10,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 10:00:10,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537026439] [2020-09-21 10:00:10,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 10:00:10,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:00:10,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 10:00:10,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:00:10,587 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 3 states. [2020-09-21 10:00:11,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:00:11,610 INFO L93 Difference]: Finished difference Result 219 states and 293 transitions. [2020-09-21 10:00:11,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 10:00:11,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 10:00:11,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:00:11,634 INFO L225 Difference]: With dead ends: 219 [2020-09-21 10:00:11,634 INFO L226 Difference]: Without dead ends: 120 [2020-09-21 10:00:11,641 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:00:11,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-09-21 10:00:11,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2020-09-21 10:00:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 10:00:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-09-21 10:00:11,744 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-09-21 10:00:11,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:00:11,744 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-09-21 10:00:11,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 10:00:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-09-21 10:00:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 10:00:11,748 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:00:11,749 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] [2020-09-21 10:00:11,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:00:11,749 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:00:11,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:00:11,750 INFO L82 PathProgramCache]: Analyzing trace with hash 2143810688, now seen corresponding path program 1 times [2020-09-21 10:00:11,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:00:11,750 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [380721602] [2020-09-21 10:00:11,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:00:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,156 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:12,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:00:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:00:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:00:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:00:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:00:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:00:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 10:00:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:00:12,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [380721602] [2020-09-21 10:00:12,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:00:12,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:00:12,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342621043] [2020-09-21 10:00:12,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:00:12,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:00:12,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:00:12,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:00:12,258 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2020-09-21 10:00:12,712 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:00:13,323 INFO L93 Difference]: Finished difference Result 143 states and 174 transitions. [2020-09-21 10:00:13,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 10:00:13,324 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 10:00:13,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:00:13,328 INFO L225 Difference]: With dead ends: 143 [2020-09-21 10:00:13,328 INFO L226 Difference]: Without dead ends: 104 [2020-09-21 10:00:13,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:00:13,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-09-21 10:00:13,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81. [2020-09-21 10:00:13,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-09-21 10:00:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-09-21 10:00:13,383 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-09-21 10:00:13,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:00:13,383 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-09-21 10:00:13,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:00:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-09-21 10:00:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 10:00:13,394 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:00:13,395 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] [2020-09-21 10:00:13,395 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:00:13,395 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:00:13,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:00:13,395 INFO L82 PathProgramCache]: Analyzing trace with hash -410922651, now seen corresponding path program 1 times [2020-09-21 10:00:13,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:00:13,397 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2104878211] [2020-09-21 10:00:13,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:00:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,863 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:13,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:00:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:00:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:00:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:00:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:00:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 10:00:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 10:00:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:13,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:00:13,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2104878211] [2020-09-21 10:00:13,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:00:13,998 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:00:13,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491381312] [2020-09-21 10:00:14,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:00:14,000 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:00:14,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:00:14,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:00:14,001 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 8 states. [2020-09-21 10:00:14,452 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:14,851 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:15,185 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:15,470 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:16,236 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:17,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:00:17,291 INFO L93 Difference]: Finished difference Result 287 states and 356 transitions. [2020-09-21 10:00:17,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 10:00:17,292 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-09-21 10:00:17,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:00:17,296 INFO L225 Difference]: With dead ends: 287 [2020-09-21 10:00:17,296 INFO L226 Difference]: Without dead ends: 230 [2020-09-21 10:00:17,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 10:00:17,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-09-21 10:00:17,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 168. [2020-09-21 10:00:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-09-21 10:00:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions. [2020-09-21 10:00:17,386 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51 [2020-09-21 10:00:17,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:00:17,387 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 200 transitions. [2020-09-21 10:00:17,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:00:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2020-09-21 10:00:17,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-09-21 10:00:17,388 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:00:17,389 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] [2020-09-21 10:00:17,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:00:17,389 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:00:17,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:00:17,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1230938851, now seen corresponding path program 1 times [2020-09-21 10:00:17,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:00:17,390 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621387814] [2020-09-21 10:00:17,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:00:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,756 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:17,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:00:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:00:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:00:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:00:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:00:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-09-21 10:00:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 10:00:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-21 10:00:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:17,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:00:17,857 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621387814] [2020-09-21 10:00:17,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:00:17,857 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 10:00:17,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774125840] [2020-09-21 10:00:17,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 10:00:17,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:00:17,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 10:00:17,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-09-21 10:00:17,859 INFO L87 Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 7 states. [2020-09-21 10:00:18,262 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:19,265 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:19,607 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:19,930 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:20,202 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:20,510 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:20,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:00:20,874 INFO L93 Difference]: Finished difference Result 508 states and 647 transitions. [2020-09-21 10:00:20,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 10:00:20,875 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-09-21 10:00:20,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:00:20,880 INFO L225 Difference]: With dead ends: 508 [2020-09-21 10:00:20,880 INFO L226 Difference]: Without dead ends: 364 [2020-09-21 10:00:20,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-09-21 10:00:20,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-09-21 10:00:20,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 291. [2020-09-21 10:00:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-09-21 10:00:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 350 transitions. [2020-09-21 10:00:20,941 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 350 transitions. Word has length 54 [2020-09-21 10:00:20,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:00:20,942 INFO L479 AbstractCegarLoop]: Abstraction has 291 states and 350 transitions. [2020-09-21 10:00:20,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 10:00:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 350 transitions. [2020-09-21 10:00:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-09-21 10:00:20,944 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:00:20,944 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] [2020-09-21 10:00:20,944 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:00:20,944 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:00:20,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:00:20,945 INFO L82 PathProgramCache]: Analyzing trace with hash 274617433, now seen corresponding path program 1 times [2020-09-21 10:00:20,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:00:20,945 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [763033259] [2020-09-21 10:00:20,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:00:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,304 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:21,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:00:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:00:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:00:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:00:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:00:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-21 10:00:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 10:00:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:00:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:00:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:00:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:00:21,397 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [763033259] [2020-09-21 10:00:21,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:00:21,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:00:21,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638087488] [2020-09-21 10:00:21,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:00:21,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:00:21,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:00:21,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:00:21,399 INFO L87 Difference]: Start difference. First operand 291 states and 350 transitions. Second operand 8 states. [2020-09-21 10:00:21,836 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:22,784 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:23,133 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:23,415 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:00:23,615 INFO L93 Difference]: Finished difference Result 591 states and 756 transitions. [2020-09-21 10:00:23,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 10:00:23,615 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-09-21 10:00:23,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:00:23,616 INFO L225 Difference]: With dead ends: 591 [2020-09-21 10:00:23,616 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:00:23,619 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 10:00:23,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:00:23,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:00:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:00:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:00:23,620 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-09-21 10:00:23,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:00:23,620 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:00:23,620 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:00:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:00:23,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:00:23,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 10:00:23,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:00:23,800 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:23,964 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:24,124 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:24,282 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:24,632 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-21 10:00:25,000 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:25,346 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:25,601 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-21 10:00:25,937 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:26,269 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-21 10:00:26,601 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:26,945 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:27,279 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:27,609 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:27,771 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:27,924 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:28,246 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-21 10:00:28,578 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:28,909 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:29,153 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-09-21 10:00:29,403 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 187 [2020-09-21 10:00:29,637 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 186 [2020-09-21 10:00:29,890 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 187 [2020-09-21 10:00:30,217 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:30,548 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:30,872 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:00:31,034 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:31,207 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-09-21 10:00:31,373 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:31,543 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-09-21 10:00:31,697 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:31,837 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:31,989 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:32,146 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:32,294 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:32,448 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:32,597 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:32,740 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:32,890 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:33,005 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-09-21 10:00:33,153 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:33,306 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:33,458 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:33,605 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:33,753 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:33,900 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:34,049 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:34,202 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:34,353 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:34,506 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:34,660 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:34,808 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:34,957 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:35,103 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:35,257 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:35,415 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:35,562 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:35,709 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:35,862 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:36,015 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:36,168 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:36,316 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:36,469 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:36,617 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:36,769 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:36,917 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:37,065 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:37,218 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:37,381 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:37,535 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:37,683 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:37,835 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:37,988 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:38,133 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:38,281 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:38,430 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:38,607 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:00:38,766 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:00:38,916 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:39,068 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:39,220 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:39,363 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:39,511 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:39,659 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:39,809 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:39,954 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:00:40,106 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:40,254 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:00:40,406 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:40,555 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:40,707 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:40,859 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:41,012 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:00:41,162 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:00:41,464 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-09-21 10:00:41,765 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-09-21 10:00:42,065 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-09-21 10:00:42,361 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 187 [2020-09-21 10:00:42,525 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-09-21 10:00:42,692 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-09-21 10:00:42,923 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:43,185 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 10:00:43,764 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-09-21 10:00:43,994 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:44,436 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-09-21 10:00:44,683 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:44,939 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:45,172 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:45,431 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:00:45,654 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:00:45,869 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-09-21 10:00:46,287 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-09-21 10:00:46,501 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-09-21 10:00:46,883 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-09-21 10:00:47,048 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-09-21 10:00:47,224 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-09-21 10:00:47,453 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-09-21 10:00:47,678 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-09-21 10:00:47,900 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-09-21 10:00:48,291 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-09-21 10:00:48,675 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:00:48,709 INFO L268 CegarLoopResult]: For program point L575(lines 575 579) no Hoare annotation was computed. [2020-09-21 10:00:48,709 INFO L268 CegarLoopResult]: For program point L575-1(lines 575 579) no Hoare annotation was computed. [2020-09-21 10:00:48,709 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-09-21 10:00:48,709 INFO L268 CegarLoopResult]: For program point L569-2(lines 569 590) no Hoare annotation was computed. [2020-09-21 10:00:48,709 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 544 599) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point L591(lines 568 592) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 544 599) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 544 599) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 636) no Hoare annotation was computed. [2020-09-21 10:00:48,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 600 659) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point L626-2(lines 626 651) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 600 659) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point L652(lines 625 653) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 600 659) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-09-21 10:00:48,711 INFO L268 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2020-09-21 10:00:48,712 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 133 139) the Hoare annotation is: true [2020-09-21 10:00:48,712 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 133 139) no Hoare annotation was computed. [2020-09-21 10:00:48,712 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 140 148) no Hoare annotation was computed. [2020-09-21 10:00:48,712 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 140 148) the Hoare annotation is: true [2020-09-21 10:00:48,712 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 140 148) no Hoare annotation was computed. [2020-09-21 10:00:48,713 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 433 455) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,713 INFO L264 CegarLoopResult]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,713 INFO L264 CegarLoopResult]: At program point L445-1(line 445) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,713 INFO L268 CegarLoopResult]: For program point L443(lines 443 450) no Hoare annotation was computed. [2020-09-21 10:00:48,713 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 450) no Hoare annotation was computed. [2020-09-21 10:00:48,714 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-09-21 10:00:48,714 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 433 455) no Hoare annotation was computed. [2020-09-21 10:00:48,714 INFO L264 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,714 INFO L264 CegarLoopResult]: At program point L439(line 439) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,714 INFO L264 CegarLoopResult]: At program point L439-1(line 439) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,714 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 433 455) no Hoare annotation was computed. [2020-09-21 10:00:48,714 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 392 415) no Hoare annotation was computed. [2020-09-21 10:00:48,714 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 392 415) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 392 415) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-09-21 10:00:48,715 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 264 278) no Hoare annotation was computed. [2020-09-21 10:00:48,716 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 264 278) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 264 278) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 219 227) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 219 227) the Hoare annotation is: true [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 219 227) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-09-21 10:00:48,717 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 255) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 228 263) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point L235-2(lines 235 243) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 228 263) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 228 263) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 126 132) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 126 132) the Hoare annotation is: true [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 498 543) no Hoare annotation was computed. [2020-09-21 10:00:48,718 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 498 543) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 498 543) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point L831(lines 831 838) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 811 856) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point L825(lines 825 845) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point L825-1(lines 825 845) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 811 856) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 811 856) no Hoare annotation was computed. [2020-09-21 10:00:48,719 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 423 432) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,719 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 423 432) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 423 432) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 208 218) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 208 218) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 208 218) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point L213-1(line 213) no Hoare annotation was computed. [2020-09-21 10:00:48,720 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 200 207) the Hoare annotation is: true [2020-09-21 10:00:48,720 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 200 207) no Hoare annotation was computed. [2020-09-21 10:00:48,721 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 200 207) no Hoare annotation was computed. [2020-09-21 10:00:48,721 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 185 191) no Hoare annotation was computed. [2020-09-21 10:00:48,721 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 185 191) the Hoare annotation is: true [2020-09-21 10:00:48,721 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,721 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:00:48,721 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-09-21 10:00:48,722 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:00:48,722 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-09-21 10:00:48,722 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-09-21 10:00:48,722 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-09-21 10:00:48,722 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:00:48,722 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 10:00:48,722 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 10:00:48,723 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:00:48,723 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:00:48,723 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 10:00:48,723 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-09-21 10:00:48,723 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-09-21 10:00:48,723 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:00:48,723 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 765 810) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 765 810) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point L785(lines 785 792) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 765 810) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point L779(lines 779 799) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point L779-1(lines 779 799) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point L336(lines 336 344) no Hoare annotation was computed. [2020-09-21 10:00:48,724 INFO L268 CegarLoopResult]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 328 350) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 328 350) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 328 350) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 116 125) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 116 125) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 116 125) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 662 764) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-09-21 10:00:48,725 INFO L268 CegarLoopResult]: For program point L727-1(line 727) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L686(lines 686 690) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L750(lines 750 761) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 662 764) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L711-2(lines 711 731) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L732(lines 710 733) no Hoare annotation was computed. [2020-09-21 10:00:48,726 INFO L268 CegarLoopResult]: For program point L691(lines 691 707) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 662 764) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point L751(lines 751 758) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point L712(lines 711 731) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point L708(lines 708 749) no Hoare annotation was computed. [2020-09-21 10:00:48,727 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 192 199) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 192 199) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 192 199) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 351 359) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 351 359) no Hoare annotation was computed. [2020-09-21 10:00:48,728 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 351 359) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 10:00:48,729 INFO L268 CegarLoopResult]: For program point L311-1(lines 307 318) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,729 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 161 184) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 10:00:48,729 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)))) [2020-09-21 10:00:48,730 INFO L264 CegarLoopResult]: At program point L172(lines 172 178) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 10:00:48,730 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 161 184) no Hoare annotation was computed. [2020-09-21 10:00:48,730 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 10:00:48,730 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 161 184) no Hoare annotation was computed. [2020-09-21 10:00:48,730 INFO L268 CegarLoopResult]: For program point L165(lines 164 183) no Hoare annotation was computed. [2020-09-21 10:00:48,730 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 362 391) no Hoare annotation was computed. [2020-09-21 10:00:48,730 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-09-21 10:00:48,730 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 362 391) the Hoare annotation is: true [2020-09-21 10:00:48,731 INFO L268 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-09-21 10:00:48,731 INFO L271 CegarLoopResult]: At program point L376-1(lines 376 380) the Hoare annotation is: true [2020-09-21 10:00:48,731 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-09-21 10:00:48,731 INFO L271 CegarLoopResult]: At program point L372-2(lines 372 386) the Hoare annotation is: true [2020-09-21 10:00:48,731 INFO L271 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: true [2020-09-21 10:00:48,731 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-09-21 10:00:48,731 INFO L271 CegarLoopResult]: At program point L387(lines 362 391) the Hoare annotation is: true [2020-09-21 10:00:48,731 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 319 327) no Hoare annotation was computed. [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2020-09-21 10:00:48,732 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point L287-1(lines 283 294) no Hoare annotation was computed. [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 416 422) no Hoare annotation was computed. [2020-09-21 10:00:48,732 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 416 422) the Hoare annotation is: true [2020-09-21 10:00:48,732 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,733 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 10:00:48,733 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:00:48,733 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:00:48,733 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2020-09-21 10:00:48,733 INFO L268 CegarLoopResult]: For program point L299-1(lines 295 306) no Hoare annotation was computed. [2020-09-21 10:00:48,733 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 10:00:48,733 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 457 464) no Hoare annotation was computed. [2020-09-21 10:00:48,734 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2020-09-21 10:00:48,734 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 457 464) the Hoare annotation is: true [2020-09-21 10:00:48,734 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 457 464) no Hoare annotation was computed. [2020-09-21 10:00:48,734 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 10:00:48,734 INFO L268 CegarLoopResult]: For program point L478(lines 478 484) no Hoare annotation was computed. [2020-09-21 10:00:48,734 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 466 490) the Hoare annotation is: true [2020-09-21 10:00:48,735 INFO L264 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-09-21 10:00:48,735 INFO L268 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-09-21 10:00:48,735 INFO L268 CegarLoopResult]: For program point L474(lines 474 487) no Hoare annotation was computed. [2020-09-21 10:00:48,735 INFO L268 CegarLoopResult]: For program point L474-1(lines 466 490) no Hoare annotation was computed. [2020-09-21 10:00:48,735 INFO L271 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: true [2020-09-21 10:00:48,735 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 466 490) no Hoare annotation was computed. [2020-09-21 10:00:48,735 INFO L268 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-09-21 10:00:48,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:00:48 BoogieIcfgContainer [2020-09-21 10:00:48,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:00:48,757 INFO L168 Benchmark]: Toolchain (without parser) took 41195.06 ms. Allocated memory was 107.0 MB in the beginning and 530.1 MB in the end (delta: 423.1 MB). Free memory was 72.2 MB in the beginning and 287.8 MB in the end (delta: -215.7 MB). Peak memory consumption was 417.5 MB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,758 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 107.0 MB. Free memory was 90.3 MB in the beginning and 90.2 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.40 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 71.5 MB in the beginning and 139.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,760 INFO L168 Benchmark]: Boogie Preprocessor took 92.68 ms. Allocated memory is still 161.5 MB. Free memory was 139.6 MB in the beginning and 135.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,760 INFO L168 Benchmark]: RCFGBuilder took 1233.59 ms. Allocated memory was 161.5 MB in the beginning and 182.5 MB in the end (delta: 21.0 MB). Free memory was 135.0 MB in the beginning and 131.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 57.3 MB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,761 INFO L168 Benchmark]: TraceAbstraction took 39176.90 ms. Allocated memory was 182.5 MB in the beginning and 530.1 MB in the end (delta: 347.6 MB). Free memory was 130.6 MB in the beginning and 287.8 MB in the end (delta: -157.2 MB). Peak memory consumption was 400.4 MB. Max. memory is 7.1 GB. [2020-09-21 10:00:48,764 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 107.0 MB. Free memory was 90.3 MB in the beginning and 90.2 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.40 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 71.5 MB in the beginning and 139.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.68 ms. Allocated memory is still 161.5 MB. Free memory was 139.6 MB in the beginning and 135.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1233.59 ms. Allocated memory was 161.5 MB in the beginning and 182.5 MB in the end (delta: 21.0 MB). Free memory was 135.0 MB in the beginning and 131.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 57.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 39176.90 ms. Allocated memory was 182.5 MB in the beginning and 530.1 MB in the end (delta: 347.6 MB). Free memory was 130.6 MB in the beginning and 287.8 MB in the end (delta: -157.2 MB). Peak memory consumption was 400.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 461]: 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: 372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 200 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 388 SDtfs, 580 SDslu, 352 SDs, 0 SdLazy, 1429 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 188 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 328 PreInvPairs, 397 NumberOfFragments, 617 HoareAnnotationTreeSize, 328 FomulaSimplifications, 46016 FormulaSimplificationTreeSizeReduction, 19.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 14346 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 69776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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...