/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:59:30,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:59:30,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:59:30,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:59:30,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:59:30,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:59:30,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:59:30,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:59:30,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:59:30,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:59:30,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:59:30,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:59:30,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:59:30,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:59:30,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:59:30,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:59:30,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:59:30,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:59:30,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:59:30,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:59:30,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:59:30,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:59:30,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:59:30,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:59:30,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:59:30,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:59:30,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:59:30,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:59:30,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:59:30,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:59:30,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:59:30,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:59:30,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:59:30,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:59:30,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:59:30,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:59:30,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:59:30,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:59:30,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:59:30,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:59:30,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:59:30,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 00:59:30,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:59:30,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:59:30,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:59:30,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:59:30,183 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:59:30,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:59:30,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:59:30,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:59:30,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:59:30,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:59:30,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:59:30,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:59:30,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:59:30,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:59:30,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:59:30,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:59:30,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:59:30,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:59:30,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:59:30,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:59:30,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:59:30,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:30,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:59:30,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:59:30,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:59:30,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:59:30,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:59:30,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:59:30,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 00:59:30,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:59:30,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:59:30,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:59:30,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:59:30,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:59:30,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-11-07 00:59:30,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c23de85d/a98e383de1964ad7a0832b19aaf41339/FLAG4a333481e [2019-11-07 00:59:31,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:59:31,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-11-07 00:59:31,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c23de85d/a98e383de1964ad7a0832b19aaf41339/FLAG4a333481e [2019-11-07 00:59:31,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c23de85d/a98e383de1964ad7a0832b19aaf41339 [2019-11-07 00:59:31,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:59:31,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:59:31,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:31,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:59:31,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:59:31,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470611c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31, skipping insertion in model container [2019-11-07 00:59:31,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:59:31,602 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:59:32,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:32,045 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:59:32,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:32,185 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:59:32,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32 WrapperNode [2019-11-07 00:59:32,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:32,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:59:32,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:59:32,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:59:32,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... [2019-11-07 00:59:32,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:59:32,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:59:32,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:59:32,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:59:32,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:59:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:59:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:59:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:59:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:59:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:59:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:59:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:59:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 00:59:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:59:32,335 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:59:32,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 00:59:32,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 00:59:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:59:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:59:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:59:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:59:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:59:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:59:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 00:59:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:59:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:59:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:59:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:59:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:59:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:59:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:59:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:59:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:59:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:59:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:59:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:59:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:59:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:59:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:59:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:59:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:59:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:59:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:59:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:59:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:59:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:59:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:59:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:59:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:59:32,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:32,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:32,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:59:32,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:59:32,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:59:32,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:59:32,352 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:59:32,353 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:59:32,353 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:59:32,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:59:32,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:59:32,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:59:33,433 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:59:33,433 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:59:33,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:33 BoogieIcfgContainer [2019-11-07 00:59:33,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:59:33,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:59:33,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:59:33,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:59:33,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:59:31" (1/3) ... [2019-11-07 00:59:33,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db0aee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:33, skipping insertion in model container [2019-11-07 00:59:33,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:32" (2/3) ... [2019-11-07 00:59:33,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db0aee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:33, skipping insertion in model container [2019-11-07 00:59:33,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:33" (3/3) ... [2019-11-07 00:59:33,444 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2019-11-07 00:59:33,454 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:59:33,463 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:59:33,475 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:59:33,503 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:59:33,503 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:59:33,503 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:59:33,503 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:59:33,504 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:59:33,504 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:59:33,504 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:59:33,504 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:59:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-11-07 00:59:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 00:59:33,543 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:33,544 INFO L410 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] [2019-11-07 00:59:33,547 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:33,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:33,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1292486909, now seen corresponding path program 1 times [2019-11-07 00:59:33,560 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:33,561 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709736236] [2019-11-07 00:59:33,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:33,933 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709736236] [2019-11-07 00:59:33,934 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:33,934 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:59:33,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870351867] [2019-11-07 00:59:33,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:59:33,948 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:33,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:59:33,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:59:33,963 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2019-11-07 00:59:34,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:34,012 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2019-11-07 00:59:34,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:59:34,013 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-11-07 00:59:34,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:34,030 INFO L225 Difference]: With dead ends: 272 [2019-11-07 00:59:34,030 INFO L226 Difference]: Without dead ends: 138 [2019-11-07 00:59:34,035 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:59:34,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-11-07 00:59:34,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-11-07 00:59:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-07 00:59:34,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2019-11-07 00:59:34,101 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 51 [2019-11-07 00:59:34,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:34,102 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2019-11-07 00:59:34,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:59:34,102 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2019-11-07 00:59:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:59:34,107 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:34,107 INFO L410 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] [2019-11-07 00:59:34,107 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:34,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:34,108 INFO L82 PathProgramCache]: Analyzing trace with hash -11798802, now seen corresponding path program 1 times [2019-11-07 00:59:34,108 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:34,108 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442860715] [2019-11-07 00:59:34,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:34,212 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442860715] [2019-11-07 00:59:34,213 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:34,213 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:34,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024047569] [2019-11-07 00:59:34,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:34,216 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:34,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:34,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:34,217 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2019-11-07 00:59:34,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:34,260 INFO L93 Difference]: Finished difference Result 211 states and 249 transitions. [2019-11-07 00:59:34,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:34,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-07 00:59:34,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:34,264 INFO L225 Difference]: With dead ends: 211 [2019-11-07 00:59:34,264 INFO L226 Difference]: Without dead ends: 129 [2019-11-07 00:59:34,266 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:34,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-11-07 00:59:34,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-11-07 00:59:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-11-07 00:59:34,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2019-11-07 00:59:34,281 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 52 [2019-11-07 00:59:34,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:34,282 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2019-11-07 00:59:34,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2019-11-07 00:59:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 00:59:34,285 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:34,285 INFO L410 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] [2019-11-07 00:59:34,285 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:34,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:34,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1490469892, now seen corresponding path program 1 times [2019-11-07 00:59:34,286 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:34,286 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536559620] [2019-11-07 00:59:34,286 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:34,498 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536559620] [2019-11-07 00:59:34,499 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:34,500 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:34,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757073358] [2019-11-07 00:59:34,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:34,502 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:34,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:34,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:34,505 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 7 states. [2019-11-07 00:59:35,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:35,088 INFO L93 Difference]: Finished difference Result 382 states and 467 transitions. [2019-11-07 00:59:35,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:59:35,089 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-11-07 00:59:35,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:35,093 INFO L225 Difference]: With dead ends: 382 [2019-11-07 00:59:35,093 INFO L226 Difference]: Without dead ends: 281 [2019-11-07 00:59:35,094 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 00:59:35,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2019-11-07 00:59:35,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 269. [2019-11-07 00:59:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-11-07 00:59:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 328 transitions. [2019-11-07 00:59:35,132 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 328 transitions. Word has length 57 [2019-11-07 00:59:35,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:35,133 INFO L462 AbstractCegarLoop]: Abstraction has 269 states and 328 transitions. [2019-11-07 00:59:35,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 328 transitions. [2019-11-07 00:59:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-07 00:59:35,137 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:35,137 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:35,137 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:35,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:35,138 INFO L82 PathProgramCache]: Analyzing trace with hash -512554003, now seen corresponding path program 1 times [2019-11-07 00:59:35,138 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:35,138 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865055788] [2019-11-07 00:59:35,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:35,287 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865055788] [2019-11-07 00:59:35,287 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:35,288 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:35,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576421446] [2019-11-07 00:59:35,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:35,289 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:35,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:35,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:35,290 INFO L87 Difference]: Start difference. First operand 269 states and 328 transitions. Second operand 6 states. [2019-11-07 00:59:35,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:35,529 INFO L93 Difference]: Finished difference Result 733 states and 918 transitions. [2019-11-07 00:59:35,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:35,531 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-11-07 00:59:35,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:35,541 INFO L225 Difference]: With dead ends: 733 [2019-11-07 00:59:35,541 INFO L226 Difference]: Without dead ends: 492 [2019-11-07 00:59:35,546 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:59:35,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2019-11-07 00:59:35,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 486. [2019-11-07 00:59:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2019-11-07 00:59:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 596 transitions. [2019-11-07 00:59:35,641 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 596 transitions. Word has length 62 [2019-11-07 00:59:35,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:35,642 INFO L462 AbstractCegarLoop]: Abstraction has 486 states and 596 transitions. [2019-11-07 00:59:35,642 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 596 transitions. [2019-11-07 00:59:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-07 00:59:35,651 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:35,652 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:35,658 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:35,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:35,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1361940215, now seen corresponding path program 1 times [2019-11-07 00:59:35,659 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:35,659 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589016310] [2019-11-07 00:59:35,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:35,814 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589016310] [2019-11-07 00:59:35,814 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:35,814 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:35,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487272244] [2019-11-07 00:59:35,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:35,815 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:35,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:35,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:35,817 INFO L87 Difference]: Start difference. First operand 486 states and 596 transitions. Second operand 7 states. [2019-11-07 00:59:36,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:36,540 INFO L93 Difference]: Finished difference Result 1271 states and 1678 transitions. [2019-11-07 00:59:36,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-07 00:59:36,541 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-11-07 00:59:36,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:36,547 INFO L225 Difference]: With dead ends: 1271 [2019-11-07 00:59:36,547 INFO L226 Difference]: Without dead ends: 813 [2019-11-07 00:59:36,549 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-11-07 00:59:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-11-07 00:59:36,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 715. [2019-11-07 00:59:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2019-11-07 00:59:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 871 transitions. [2019-11-07 00:59:36,606 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 871 transitions. Word has length 66 [2019-11-07 00:59:36,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:36,607 INFO L462 AbstractCegarLoop]: Abstraction has 715 states and 871 transitions. [2019-11-07 00:59:36,607 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 871 transitions. [2019-11-07 00:59:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-07 00:59:36,610 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:36,610 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:36,610 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:36,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:36,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1572074791, now seen corresponding path program 1 times [2019-11-07 00:59:36,611 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:36,611 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513965264] [2019-11-07 00:59:36,611 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:36,696 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513965264] [2019-11-07 00:59:36,697 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:36,697 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 00:59:36,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765726011] [2019-11-07 00:59:36,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 00:59:36,698 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:36,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 00:59:36,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 00:59:36,699 INFO L87 Difference]: Start difference. First operand 715 states and 871 transitions. Second operand 4 states. [2019-11-07 00:59:37,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,063 INFO L93 Difference]: Finished difference Result 2624 states and 3412 transitions. [2019-11-07 00:59:37,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 00:59:37,063 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2019-11-07 00:59:37,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,079 INFO L225 Difference]: With dead ends: 2624 [2019-11-07 00:59:37,079 INFO L226 Difference]: Without dead ends: 1937 [2019-11-07 00:59:37,082 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 00:59:37,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2019-11-07 00:59:37,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1891. [2019-11-07 00:59:37,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1891 states. [2019-11-07 00:59:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2393 transitions. [2019-11-07 00:59:37,219 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2393 transitions. Word has length 89 [2019-11-07 00:59:37,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:37,220 INFO L462 AbstractCegarLoop]: Abstraction has 1891 states and 2393 transitions. [2019-11-07 00:59:37,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 00:59:37,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2393 transitions. [2019-11-07 00:59:37,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-07 00:59:37,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:37,225 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:37,225 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:37,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:37,225 INFO L82 PathProgramCache]: Analyzing trace with hash -153406106, now seen corresponding path program 1 times [2019-11-07 00:59:37,225 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:37,226 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579022441] [2019-11-07 00:59:37,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:37,331 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579022441] [2019-11-07 00:59:37,331 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:37,331 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:37,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473303158] [2019-11-07 00:59:37,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:37,334 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:37,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:37,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:37,334 INFO L87 Difference]: Start difference. First operand 1891 states and 2393 transitions. Second operand 6 states. [2019-11-07 00:59:37,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,445 INFO L93 Difference]: Finished difference Result 3814 states and 4938 transitions. [2019-11-07 00:59:37,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 00:59:37,445 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-11-07 00:59:37,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,459 INFO L225 Difference]: With dead ends: 3814 [2019-11-07 00:59:37,460 INFO L226 Difference]: Without dead ends: 1951 [2019-11-07 00:59:37,466 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:37,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1951 states. [2019-11-07 00:59:37,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1951 to 1951. [2019-11-07 00:59:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1951 states. [2019-11-07 00:59:37,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1951 states and 2457 transitions. [2019-11-07 00:59:37,596 INFO L78 Accepts]: Start accepts. Automaton has 1951 states and 2457 transitions. Word has length 89 [2019-11-07 00:59:37,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:37,597 INFO L462 AbstractCegarLoop]: Abstraction has 1951 states and 2457 transitions. [2019-11-07 00:59:37,597 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2457 transitions. [2019-11-07 00:59:37,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-07 00:59:37,601 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:37,601 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:37,601 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:37,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:37,602 INFO L82 PathProgramCache]: Analyzing trace with hash 548193768, now seen corresponding path program 1 times [2019-11-07 00:59:37,602 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:37,602 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144710111] [2019-11-07 00:59:37,602 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:37,729 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144710111] [2019-11-07 00:59:37,729 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:37,729 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-07 00:59:37,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678429985] [2019-11-07 00:59:37,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-07 00:59:37,730 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:37,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-07 00:59:37,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:37,731 INFO L87 Difference]: Start difference. First operand 1951 states and 2457 transitions. Second operand 8 states. [2019-11-07 00:59:37,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,863 INFO L93 Difference]: Finished difference Result 3622 states and 4700 transitions. [2019-11-07 00:59:37,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:37,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2019-11-07 00:59:37,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,876 INFO L225 Difference]: With dead ends: 3622 [2019-11-07 00:59:37,877 INFO L226 Difference]: Without dead ends: 1699 [2019-11-07 00:59:37,886 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:37,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2019-11-07 00:59:37,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1699. [2019-11-07 00:59:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2019-11-07 00:59:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2099 transitions. [2019-11-07 00:59:37,994 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2099 transitions. Word has length 89 [2019-11-07 00:59:37,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:37,994 INFO L462 AbstractCegarLoop]: Abstraction has 1699 states and 2099 transitions. [2019-11-07 00:59:37,994 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-07 00:59:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2099 transitions. [2019-11-07 00:59:37,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-07 00:59:37,999 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:37,999 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:37,999 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:37,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:37,999 INFO L82 PathProgramCache]: Analyzing trace with hash 81932175, now seen corresponding path program 1 times [2019-11-07 00:59:38,000 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:38,000 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544707801] [2019-11-07 00:59:38,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:38,075 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544707801] [2019-11-07 00:59:38,076 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:38,076 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:38,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136588599] [2019-11-07 00:59:38,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:38,077 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:38,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:38,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:38,078 INFO L87 Difference]: Start difference. First operand 1699 states and 2099 transitions. Second operand 3 states. [2019-11-07 00:59:38,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:38,181 INFO L93 Difference]: Finished difference Result 2686 states and 3425 transitions. [2019-11-07 00:59:38,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:38,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-11-07 00:59:38,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:38,198 INFO L225 Difference]: With dead ends: 2686 [2019-11-07 00:59:38,198 INFO L226 Difference]: Without dead ends: 2683 [2019-11-07 00:59:38,200 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:38,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2019-11-07 00:59:38,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2523. [2019-11-07 00:59:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2523 states. [2019-11-07 00:59:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3229 transitions. [2019-11-07 00:59:38,386 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3229 transitions. Word has length 93 [2019-11-07 00:59:38,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:38,387 INFO L462 AbstractCegarLoop]: Abstraction has 2523 states and 3229 transitions. [2019-11-07 00:59:38,387 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:38,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3229 transitions. [2019-11-07 00:59:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-07 00:59:38,398 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:38,398 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:38,399 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:38,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:38,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1241102473, now seen corresponding path program 1 times [2019-11-07 00:59:38,399 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:38,400 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414739933] [2019-11-07 00:59:38,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:38,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-07 00:59:38,494 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414739933] [2019-11-07 00:59:38,494 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946044570] [2019-11-07 00:59:38,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:38,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-07 00:59:38,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 00:59:38,806 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 00:59:38,806 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 00:59:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-07 00:59:39,135 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 00:59:39,135 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 7 [2019-11-07 00:59:39,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739855938] [2019-11-07 00:59:39,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 00:59:39,141 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:39,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 00:59:39,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:39,142 INFO L87 Difference]: Start difference. First operand 2523 states and 3229 transitions. Second operand 5 states. [2019-11-07 00:59:40,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:40,007 INFO L93 Difference]: Finished difference Result 5661 states and 7715 transitions. [2019-11-07 00:59:40,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:40,008 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2019-11-07 00:59:40,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:40,034 INFO L225 Difference]: With dead ends: 5661 [2019-11-07 00:59:40,034 INFO L226 Difference]: Without dead ends: 3490 [2019-11-07 00:59:40,043 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 312 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-07 00:59:40,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3490 states. [2019-11-07 00:59:40,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3490 to 3245. [2019-11-07 00:59:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3245 states. [2019-11-07 00:59:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 4306 transitions. [2019-11-07 00:59:40,348 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 4306 transitions. Word has length 156 [2019-11-07 00:59:40,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:40,349 INFO L462 AbstractCegarLoop]: Abstraction has 3245 states and 4306 transitions. [2019-11-07 00:59:40,349 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 00:59:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 4306 transitions. [2019-11-07 00:59:40,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-07 00:59:40,364 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:40,364 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:40,570 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:40,570 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:40,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:40,571 INFO L82 PathProgramCache]: Analyzing trace with hash 688265763, now seen corresponding path program 1 times [2019-11-07 00:59:40,571 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:40,571 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480543202] [2019-11-07 00:59:40,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-07 00:59:40,802 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480543202] [2019-11-07 00:59:40,802 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307510072] [2019-11-07 00:59:40,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:41,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-07 00:59:41,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 00:59:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-07 00:59:41,228 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 00:59:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-07 00:59:41,805 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 00:59:41,805 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2019-11-07 00:59:41,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91006791] [2019-11-07 00:59:41,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-07 00:59:41,807 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:41,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-07 00:59:41,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-11-07 00:59:41,807 INFO L87 Difference]: Start difference. First operand 3245 states and 4306 transitions. Second operand 8 states. [2019-11-07 00:59:42,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:42,316 INFO L93 Difference]: Finished difference Result 5786 states and 7620 transitions. [2019-11-07 00:59:42,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:42,316 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2019-11-07 00:59:42,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:42,333 INFO L225 Difference]: With dead ends: 5786 [2019-11-07 00:59:42,333 INFO L226 Difference]: Without dead ends: 2569 [2019-11-07 00:59:42,345 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 289 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-11-07 00:59:42,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2019-11-07 00:59:42,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2561. [2019-11-07 00:59:42,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2561 states. [2019-11-07 00:59:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 3200 transitions. [2019-11-07 00:59:42,483 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 3200 transitions. Word has length 152 [2019-11-07 00:59:42,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:42,484 INFO L462 AbstractCegarLoop]: Abstraction has 2561 states and 3200 transitions. [2019-11-07 00:59:42,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-07 00:59:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3200 transitions. [2019-11-07 00:59:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-07 00:59:42,493 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:42,493 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:42,698 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:42,698 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:42,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:42,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1229107054, now seen corresponding path program 1 times [2019-11-07 00:59:42,700 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:42,700 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38174231] [2019-11-07 00:59:42,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-07 00:59:42,796 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38174231] [2019-11-07 00:59:42,796 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753671493] [2019-11-07 00:59:42,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:43,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-07 00:59:43,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 00:59:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:43,128 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 00:59:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-07 00:59:43,305 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 00:59:43,306 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-11-07 00:59:43,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114995016] [2019-11-07 00:59:43,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:43,308 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:43,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:43,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:43,308 INFO L87 Difference]: Start difference. First operand 2561 states and 3200 transitions. Second operand 3 states. [2019-11-07 00:59:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:43,451 INFO L93 Difference]: Finished difference Result 4513 states and 5745 transitions. [2019-11-07 00:59:43,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:43,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-11-07 00:59:43,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:43,464 INFO L225 Difference]: With dead ends: 4513 [2019-11-07 00:59:43,464 INFO L226 Difference]: Without dead ends: 2316 [2019-11-07 00:59:43,472 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 304 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:43,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2316 states. [2019-11-07 00:59:43,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2316 to 2300. [2019-11-07 00:59:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2300 states. [2019-11-07 00:59:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 2672 transitions. [2019-11-07 00:59:43,590 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 2672 transitions. Word has length 152 [2019-11-07 00:59:43,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:43,591 INFO L462 AbstractCegarLoop]: Abstraction has 2300 states and 2672 transitions. [2019-11-07 00:59:43,591 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2672 transitions. [2019-11-07 00:59:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-07 00:59:43,599 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:43,599 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:43,803 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:43,804 INFO L410 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:43,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:43,804 INFO L82 PathProgramCache]: Analyzing trace with hash -630512924, now seen corresponding path program 1 times [2019-11-07 00:59:43,805 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:43,805 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359828911] [2019-11-07 00:59:43,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-07 00:59:43,874 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359828911] [2019-11-07 00:59:43,874 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:43,874 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:43,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097409797] [2019-11-07 00:59:43,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:43,875 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:43,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:43,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:43,876 INFO L87 Difference]: Start difference. First operand 2300 states and 2672 transitions. Second operand 3 states. [2019-11-07 00:59:43,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:43,969 INFO L93 Difference]: Finished difference Result 3638 states and 4245 transitions. [2019-11-07 00:59:43,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:43,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-11-07 00:59:43,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:43,971 INFO L225 Difference]: With dead ends: 3638 [2019-11-07 00:59:43,971 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:59:43,978 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:43,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:59:43,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:59:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:59:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:59:43,980 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2019-11-07 00:59:43,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:43,980 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:59:43,980 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:59:43,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:59:43,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:59:45,501 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2019-11-07 00:59:45,732 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2019-11-07 00:59:46,021 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 25 [2019-11-07 00:59:47,151 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2019-11-07 00:59:47,404 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2019-11-07 00:59:47,586 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-11-07 00:59:47,863 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-11-07 00:59:48,023 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 21 [2019-11-07 00:59:48,233 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2019-11-07 00:59:49,063 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 61 [2019-11-07 00:59:49,420 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2019-11-07 00:59:49,697 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-11-07 00:59:49,976 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2019-11-07 00:59:50,358 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2019-11-07 00:59:50,546 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-11-07 00:59:50,724 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-11-07 00:59:50,863 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-11-07 00:59:50,973 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 24 [2019-11-07 00:59:51,290 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 45 [2019-11-07 00:59:52,032 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2019-11-07 00:59:52,326 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-11-07 00:59:52,631 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2019-11-07 00:59:52,789 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-11-07 00:59:52,961 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-11-07 00:59:53,210 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2019-11-07 00:59:53,387 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-11-07 00:59:53,494 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2019-11-07 00:59:53,684 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-11-07 00:59:54,170 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2019-11-07 00:59:54,452 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-11-07 00:59:54,629 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point L536-2(lines 536 557) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 511 566) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point L558(lines 535 559) no Hoare annotation was computed. [2019-11-07 00:59:54,632 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 511 566) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 511 566) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 603) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L599-1(lines 599 603) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 567 626) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L593-2(lines 593 618) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 567 626) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L619(lines 592 620) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 567 626) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-11-07 00:59:54,633 INFO L443 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2019-11-07 00:59:54,634 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 952 958) the Hoare annotation is: true [2019-11-07 00:59:54,634 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 952 958) no Hoare annotation was computed. [2019-11-07 00:59:54,634 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 959 967) no Hoare annotation was computed. [2019-11-07 00:59:54,634 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 959 967) the Hoare annotation is: true [2019-11-07 00:59:54,634 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 959 967) no Hoare annotation was computed. [2019-11-07 00:59:54,635 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 910 932) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,635 INFO L439 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-11-07 00:59:54,636 INFO L439 ceAbstractionStarter]: At program point L922-1(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-11-07 00:59:54,636 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 910 932) no Hoare annotation was computed. [2019-11-07 00:59:54,636 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 927) no Hoare annotation was computed. [2019-11-07 00:59:54,636 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 920 927) no Hoare annotation was computed. [2019-11-07 00:59:54,636 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-11-07 00:59:54,636 INFO L439 ceAbstractionStarter]: At program point L917(line 917) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,637 INFO L439 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,637 INFO L439 ceAbstractionStarter]: At program point L916-1(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,637 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 910 932) no Hoare annotation was computed. [2019-11-07 00:59:54,637 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 865 888) no Hoare annotation was computed. [2019-11-07 00:59:54,637 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 865 888) no Hoare annotation was computed. [2019-11-07 00:59:54,637 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 865 888) no Hoare annotation was computed. [2019-11-07 00:59:54,637 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L879(line 879) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-11-07 00:59:54,638 INFO L443 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 435 449) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse2 (and .cse10 (not (= 0 ~systemActive~0)))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (and (= 1 ~systemActive~0) .cse10)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 (or .cse3 .cse4)) (or .cse1 .cse5 .cse6) (or (or .cse5 .cse7) .cse6) (or .cse0 (or .cse3 .cse4 .cse7) .cse2) (or .cse0 .cse8 .cse9 .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse9 .cse6)))) [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 435 449) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= 0 ~systemActive~0))) (let ((.cse7 (not (<= 2 ~waterLevel~0))) (.cse5 (and .cse14 (not .cse13))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and (= 1 ~systemActive~0) .cse14)) (.cse10 (not (= |old(~systemActive~0)| 1))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not .cse6)) (.cse12 (or .cse1 .cse8)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 (or .cse6 .cse7)) (or .cse4 (or .cse6 .cse7 .cse8) .cse5) (or .cse4 .cse9 .cse10 .cse3 .cse8) (or .cse11 .cse12 .cse13 .cse3) (or .cse4 .cse0 .cse9 .cse10 .cse3) (or .cse0 .cse11 .cse1 .cse13 .cse3) (or .cse12 .cse2 .cse3)))) [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 435 449) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 371 379) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 371 379) the Hoare annotation is: true [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 371 379) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point L387-2(lines 387 395) no Hoare annotation was computed. [2019-11-07 00:59:54,639 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 407) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 380 415) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 407) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 380 415) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 395) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 380 415) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 945 951) no Hoare annotation was computed. [2019-11-07 00:59:54,640 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 945 951) the Hoare annotation is: true [2019-11-07 00:59:54,640 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 465 510) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 465 510) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 465 510) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 805) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 778 823) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 812) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point L792-1(lines 792 812) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 778 823) no Hoare annotation was computed. [2019-11-07 00:59:54,641 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 778 823) no Hoare annotation was computed. [2019-11-07 00:59:54,642 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 896 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,642 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 896 906) no Hoare annotation was computed. [2019-11-07 00:59:54,642 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 896 906) no Hoare annotation was computed. [2019-11-07 00:59:54,642 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,642 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 360 370) the Hoare annotation is: true [2019-11-07 00:59:54,642 INFO L446 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: true [2019-11-07 00:59:54,642 INFO L443 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 360 370) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 360 370) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 352 359) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse0 .cse5 .cse4 .cse6) (or .cse0 .cse6 .cse3 .cse4) (or .cse0 .cse5 .cse4 (or .cse1 .cse2)))) [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 352 359) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2019-11-07 00:59:54,643 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2019-11-07 00:59:54,644 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 167 180) no Hoare annotation was computed. [2019-11-07 00:59:54,644 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 319 343) no Hoare annotation was computed. [2019-11-07 00:59:54,644 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 319 343) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2) (or .cse5 .cse2 .cse4 .cse7) (or .cse6 .cse1 .cse2 .cse3 .cse0))) [2019-11-07 00:59:54,644 INFO L439 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5 .cse2) (or .cse0 .cse6 .cse1) (or .cse6 .cse4 .cse1 .cse5 .cse3))) [2019-11-07 00:59:54,644 INFO L443 ceAbstractionStarter]: For program point L338-1(lines 319 343) no Hoare annotation was computed. [2019-11-07 00:59:54,644 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1) (or .cse5 .cse1 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-11-07 00:59:54,645 INFO L439 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and .cse0 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~3)) .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5 .cse6) (or .cse2 .cse4 .cse3 .cse5) (or .cse1 .cse3 .cse6 .cse0))) [2019-11-07 00:59:54,645 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 335) no Hoare annotation was computed. [2019-11-07 00:59:54,645 INFO L439 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse6 .cse1) (or .cse5 .cse1 .cse3 .cse6))) [2019-11-07 00:59:54,645 INFO L443 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2019-11-07 00:59:54,645 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 340) no Hoare annotation was computed. [2019-11-07 00:59:54,645 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 285 291) no Hoare annotation was computed. [2019-11-07 00:59:54,645 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 285 291) the Hoare annotation is: true [2019-11-07 00:59:54,646 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 186 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,646 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 186 253) no Hoare annotation was computed. [2019-11-07 00:59:54,646 INFO L439 ceAbstractionStarter]: At program point L246(lines 195 247) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:54,646 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 (and .cse5 .cse6 .cse0 .cse7)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse6 .cse0 .cse7) .cse4 .cse1) (and .cse5 .cse0 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse4 .cse5 .cse0 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse4 .cse0 .cse1 .cse3))) [2019-11-07 00:59:54,646 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-11-07 00:59:54,647 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 226 241) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse5 .cse3 .cse4 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse7 .cse1 .cse8 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse7 .cse1 .cse2 .cse4) (and .cse8 .cse2 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse5 .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse1 .cse8 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse7 .cse2 .cse5 .cse4) (and .cse0 .cse7 .cse8 .cse2 .cse5))) [2019-11-07 00:59:54,647 INFO L443 ceAbstractionStarter]: For program point L197(lines 196 245) no Hoare annotation was computed. [2019-11-07 00:59:54,647 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4) (and .cse2 .cse3 .cse6 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse2) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse2 .cse6 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:54,647 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 241) no Hoare annotation was computed. [2019-11-07 00:59:54,647 INFO L439 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-07 00:59:54,647 INFO L443 ceAbstractionStarter]: For program point L216(lines 216 222) no Hoare annotation was computed. [2019-11-07 00:59:54,647 INFO L443 ceAbstractionStarter]: For program point L216-1(lines 216 222) no Hoare annotation was computed. [2019-11-07 00:59:54,648 INFO L439 ceAbstractionStarter]: At program point L243(lines 196 245) the Hoare annotation is: (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-07 00:59:54,648 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse6 .cse0 .cse1) .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse2) (and .cse5 .cse0 .cse2 .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:54,648 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-11-07 00:59:54,648 INFO L443 ceAbstractionStarter]: For program point L206-1(lines 206 212) no Hoare annotation was computed. [2019-11-07 00:59:54,648 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-11-07 00:59:54,648 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 186 253) no Hoare annotation was computed. [2019-11-07 00:59:54,648 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 732 777) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 732 777) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 732 777) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 759) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 766) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L746-1(lines 746 766) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-11-07 00:59:54,649 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~systemActive~0 0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse4 .cse5 .cse3) (or .cse1 .cse6 .cse7) (or .cse8 .cse6 .cse7) (or .cse3 .cse8 .cse0 (not (<= 2 ~waterLevel~0)) .cse6 .cse5) (or .cse2 (or .cse1 .cse7)))) [2019-11-07 00:59:54,649 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-11-07 00:59:54,650 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-11-07 00:59:54,650 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-11-07 00:59:54,650 INFO L439 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse8 .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse8 .cse6 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-11-07 00:59:54,650 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-11-07 00:59:54,650 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse8 .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse8 .cse6 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-11-07 00:59:54,650 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse1 .cse2 .cse4) (or .cse3 .cse2 .cse4) (or .cse5 (or .cse1 .cse4)) (or .cse0 .cse1 .cse5))) [2019-11-07 00:59:54,651 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 151) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 135 157) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 135 157) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 135 157) no Hoare annotation was computed. [2019-11-07 00:59:54,651 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 629 731) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 728) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 684) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 629 731) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L678-2(lines 678 698) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L699(lines 677 700) no Hoare annotation was computed. [2019-11-07 00:59:54,652 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 674) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 629 731) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 725) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point L679(lines 678 698) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 716) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 935 944) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 935 944) no Hoare annotation was computed. [2019-11-07 00:59:54,653 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 935 944) no Hoare annotation was computed. [2019-11-07 00:59:54,654 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,654 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-11-07 00:59:54,654 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,654 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 344 351) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 344 351) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 344 351) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse1 .cse4 (not (= ~methaneLevelCritical~0 0))))) [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 158 166) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 158 166) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 158 166) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 416 434) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-11-07 00:59:54,655 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-11-07 00:59:54,655 INFO L443 ceAbstractionStarter]: For program point L425-2(lines 425 429) no Hoare annotation was computed. [2019-11-07 00:59:54,656 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-11-07 00:59:54,656 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 416 434) the Hoare annotation is: true [2019-11-07 00:59:54,656 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 416 434) no Hoare annotation was computed. [2019-11-07 00:59:54,656 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse3) (or .cse0 .cse4 .cse3 .cse5 .cse6) (or .cse4 .cse7 .cse3 .cse5 .cse6) (or .cse1 .cse7 .cse3 .cse5 .cse2) (or .cse2 .cse1 .cse7 .cse8 .cse5) (or .cse7 .cse8 .cse4 .cse5 .cse6))) [2019-11-07 00:59:54,656 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2019-11-07 00:59:54,656 INFO L443 ceAbstractionStarter]: For program point L118-1(lines 114 125) no Hoare annotation was computed. [2019-11-07 00:59:54,656 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,657 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,657 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,658 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2019-11-07 00:59:54,658 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 126 134) no Hoare annotation was computed. [2019-11-07 00:59:54,658 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2019-11-07 00:59:54,658 INFO L439 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse12 (= 1 ~waterLevel~0)) (.cse13 (= |old(~waterLevel~0)| 1)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= 0 ~methAndRunningLastTime~0))) (let ((.cse9 (and (= ~pumpRunning~0 0) .cse15 (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse7 (and .cse10 .cse15)) (.cse11 (not .cse13)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~systemActive~0 0))) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse14 (not .cse12)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 .cse5 .cse3 .cse6) .cse7) (or .cse1 .cse2 .cse8 .cse6) (or .cse9 .cse1 .cse5 .cse3 .cse6) (or .cse0 .cse1 .cse5 .cse3 .cse9) (or .cse4 .cse0 .cse10 .cse8 .cse5) (or .cse0 .cse1 .cse5 .cse11 .cse3 .cse12) (or .cse1 .cse2 .cse3 .cse6) (or (or .cse4 .cse0 .cse5 .cse3) .cse7) (or .cse1 .cse12 .cse5 .cse11 .cse3 .cse6) (or .cse13 .cse1 .cse5 .cse3 .cse6 .cse14) (or .cse4 .cse10 .cse8 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse8) (or .cse0 .cse13 .cse1 .cse14 .cse5 .cse3)))) [2019-11-07 00:59:54,659 INFO L439 ceAbstractionStarter]: At program point L272(lines 272 278) the Hoare annotation is: (let ((.cse25 (= 1 ~waterLevel~0))) (let ((.cse21 (not .cse25)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= |old(~waterLevel~0)| 1)) (.cse24 (= 1 ~systemActive~0)) (.cse22 (<= 1 ~methaneLevelCritical~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse9 (= 0 ~methAndRunningLastTime~0))) (let ((.cse5 (and .cse25 .cse9)) (.cse19 (and .cse24 .cse22 .cse23)) (.cse16 (and .cse25 .cse23 .cse9)) (.cse2 (not .cse17)) (.cse18 (and .cse21 .cse23 .cse10)) (.cse12 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (and .cse24 (= 0 ~methaneLevelCritical~0) .cse23)) (.cse15 (not (= ~systemActive~0 0))) (.cse20 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse11 (and .cse23 .cse10)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not .cse22)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 (and .cse7 .cse8 .cse9 .cse10) .cse11 .cse1 .cse3) (or (or .cse12 .cse1 .cse3 .cse4) (and .cse13 .cse9) .cse14) (or .cse0 .cse15 .cse16 .cse2 .cse3 .cse4) (or .cse6 .cse17 .cse0 .cse18 .cse15 .cse3) (or .cse12 .cse6 .cse19 .cse20 .cse1) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3) (or (or .cse12 .cse6 .cse1 .cse3) .cse19) (or .cse17 .cse0 .cse21 .cse1 .cse3 .cse4) (or .cse6 .cse0 .cse15 .cse16 .cse2 .cse3) (or .cse17 .cse0 .cse15 .cse3 .cse4 .cse18) (or .cse0 .cse15 .cse11 .cse20 .cse4) (or .cse12 .cse13 .cse20 .cse14 .cse1 .cse4) (or .cse6 .cse0 .cse15 .cse11 .cse20) (or (and .cse7 .cse8 .cse10) .cse0 .cse1 .cse11 .cse3 .cse4) (or .cse6 .cse17 .cse0 .cse21 .cse1 .cse3))))) [2019-11-07 00:59:54,659 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 261 284) the Hoare annotation is: (let ((.cse3 (= 1 ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= |old(~waterLevel~0)| 1)) (.cse19 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (and .cse19 .cse18)) (.cse4 (not .cse16)) (.cse13 (and .cse11 .cse12 .cse18)) (.cse14 (and .cse11 .cse18)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse15 (and .cse19 .cse12 .cse18)) (.cse2 (not (= ~systemActive~0 0))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse17 (not .cse3)) (.cse9 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse1 .cse2 (and .cse3 .cse11 .cse12) .cse4 .cse5 .cse10) (or .cse13 .cse1 .cse9 .cse5 .cse10) (or .cse0 .cse1 .cse9 .cse5 .cse13) (or .cse0 .cse1 .cse14 .cse2 .cse8) (or .cse0 .cse1 .cse9 .cse4 .cse5 .cse3) (or (or .cse6 .cse0 .cse9 .cse5) .cse15) (or .cse0 .cse16 .cse1 .cse2 .cse17 .cse5) (or .cse6 .cse0 .cse7 .cse8 .cse9) (or .cse1 .cse3 .cse9 .cse4 .cse5 .cse10) (or .cse16 .cse1 .cse9 .cse5 .cse10 .cse17) (or .cse13 .cse0 .cse1 .cse2 .cse5) (or .cse1 .cse2 .cse14 .cse8 .cse10) (or (or .cse6 .cse9 .cse5 .cse10) .cse15) (or .cse16 .cse1 .cse2 (and .cse17 .cse11 .cse12 .cse18) .cse5 .cse10) (or .cse0 .cse16 .cse1 .cse17 .cse9 .cse5)))) [2019-11-07 00:59:54,660 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (and .cse10 .cse11)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse10 (= 0 ~methAndRunningLastTime~0) .cse11)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse1) (or .cse5 .cse0 .cse8 .cse2) (or .cse5 .cse0 .cse8 .cse7) (or .cse0 .cse8 .cse7 .cse3) (or .cse6 .cse4 .cse7 .cse1 .cse3) (or (or .cse4 .cse1 .cse2 .cse3) .cse9) (or (or .cse4 .cse5 .cse1 .cse2) .cse9) (or .cse5 .cse0 .cse1 .cse2) (or .cse0 .cse8 .cse2 .cse3)))) [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 261 284) no Hoare annotation was computed. [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point L265(lines 264 283) no Hoare annotation was computed. [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 261 284) no Hoare annotation was computed. [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 835 864) no Hoare annotation was computed. [2019-11-07 00:59:54,660 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 835 864) the Hoare annotation is: true [2019-11-07 00:59:54,660 INFO L446 ceAbstractionStarter]: At program point L860(lines 835 864) the Hoare annotation is: true [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-11-07 00:59:54,660 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 853) no Hoare annotation was computed. [2019-11-07 00:59:54,661 INFO L446 ceAbstractionStarter]: At program point L849-1(lines 849 853) the Hoare annotation is: true [2019-11-07 00:59:54,661 INFO L443 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2019-11-07 00:59:54,661 INFO L446 ceAbstractionStarter]: At program point L845-2(lines 845 859) the Hoare annotation is: true [2019-11-07 00:59:54,661 INFO L446 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2019-11-07 00:59:54,662 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-11-07 00:59:54,662 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (or .cse5 (not (= ~methaneLevelCritical~0 0)))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse0 .cse5 .cse2) (or .cse1 .cse0 .cse3 .cse6) (or .cse1 .cse4 .cse0 .cse5 .cse6)))) [2019-11-07 00:59:54,662 INFO L443 ceAbstractionStarter]: For program point L94-1(lines 90 101) no Hoare annotation was computed. [2019-11-07 00:59:54,662 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2019-11-07 00:59:54,663 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 889 895) no Hoare annotation was computed. [2019-11-07 00:59:54,663 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 889 895) the Hoare annotation is: true [2019-11-07 00:59:54,663 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,663 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-07 00:59:54,663 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:59:54,663 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:54,663 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 450 457) no Hoare annotation was computed. [2019-11-07 00:59:54,663 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 450 457) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 0))) (.cse0 (= 0 ~systemActive~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse0 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2019-11-07 00:59:54,664 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 450 457) no Hoare annotation was computed. [2019-11-07 00:59:54,664 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 293 317) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3 .cse1))) [2019-11-07 00:59:54,664 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 293 317) no Hoare annotation was computed. [2019-11-07 00:59:54,664 INFO L439 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-11-07 00:59:54,664 INFO L443 ceAbstractionStarter]: For program point L312-1(lines 293 317) no Hoare annotation was computed. [2019-11-07 00:59:54,664 INFO L439 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse0 .cse4) (or .cse3 .cse2 .cse0 .cse4 .cse1))) [2019-11-07 00:59:54,665 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse0 .cse4) (or .cse3 .cse0 .cse2 .cse4 .cse1))) [2019-11-07 00:59:54,665 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 309) no Hoare annotation was computed. [2019-11-07 00:59:54,665 INFO L439 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse0 .cse4 .cse3))) [2019-11-07 00:59:54,665 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-11-07 00:59:54,665 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 314) no Hoare annotation was computed. [2019-11-07 00:59:54,665 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2019-11-07 00:59:54,665 INFO L443 ceAbstractionStarter]: For program point L106-1(lines 102 113) no Hoare annotation was computed. [2019-11-07 00:59:54,666 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: (let ((.cse9 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse0 .cse5 .cse3 .cse1) (or .cse0 .cse1 .cse2 .cse6 .cse3 .cse7) (or .cse1 .cse5 .cse7 .cse6 .cse3 .cse8) (or .cse9 .cse4 (or .cse2 .cse8) .cse3) (or .cse1 .cse7 .cse2 .cse6 .cse3 .cse8) (or .cse9 .cse0 .cse4 .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse5 .cse7 .cse6 .cse3) (or .cse4 (or .cse1 .cse2 .cse8) .cse3) (or .cse5 .cse4 (or .cse1 .cse8) .cse3))) [2019-11-07 00:59:54,666 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2019-11-07 00:59:54,666 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2019-11-07 00:59:54,666 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2019-11-07 00:59:54,666 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2019-11-07 00:59:54,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:59:54 BoogieIcfgContainer [2019-11-07 00:59:54,694 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:59:54,695 INFO L168 Benchmark]: Toolchain (without parser) took 23254.47 ms. Allocated memory was 138.4 MB in the beginning and 677.9 MB in the end (delta: 539.5 MB). Free memory was 102.6 MB in the beginning and 141.4 MB in the end (delta: -38.8 MB). Peak memory consumption was 509.5 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,696 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.26 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 102.4 MB in the beginning and 169.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,702 INFO L168 Benchmark]: Boogie Preprocessor took 83.96 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 165.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,703 INFO L168 Benchmark]: RCFGBuilder took 1165.02 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 165.7 MB in the beginning and 197.3 MB in the end (delta: -31.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,704 INFO L168 Benchmark]: TraceAbstraction took 21257.00 ms. Allocated memory was 234.9 MB in the beginning and 677.9 MB in the end (delta: 443.0 MB). Free memory was 197.3 MB in the beginning and 141.4 MB in the end (delta: 55.9 MB). Peak memory consumption was 507.7 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:54,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 730.26 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 102.4 MB in the beginning and 169.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.96 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 165.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1165.02 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 165.7 MB in the beginning and 197.3 MB in the end (delta: -31.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21257.00 ms. Allocated memory was 234.9 MB in the beginning and 677.9 MB in the end (delta: 443.0 MB). Free memory was 197.3 MB in the beginning and 141.4 MB in the end (delta: 55.9 MB). Peak memory consumption was 507.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 829]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((((((((0 == splverifierCounter && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && 0 == splverifierCounter) && 1 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Result: SAFE, OverallTime: 21.1s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, HoareTripleCheckerStatistics: 2421 SDtfs, 1210 SDslu, 4662 SDs, 0 SdLazy, 1592 SolverSat, 267 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1034 GetRequests, 946 SyntacticMatches, 9 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3245occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 591 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 7014 PreInvPairs, 7217 NumberOfFragments, 4600 HoareAnnotationTreeSize, 7014 FomulaSimplifications, 10638 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 18796 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1729 NumberOfCodeBlocks, 1729 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2170 ConstructedInterpolants, 0 QuantifiedInterpolants, 425677 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2791 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 460/484 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...