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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:35:24,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:35:24,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:35:24,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:35:24,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:35:24,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:35:24,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:35:24,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:35:24,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:35:24,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:35:24,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:35:24,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:35:24,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:35:24,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:35:24,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:35:24,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:35:24,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:35:24,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:35:24,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:35:24,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:35:24,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:35:24,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:35:24,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:35:24,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:35:24,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:35:24,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:35:24,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:35:24,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:35:24,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:35:24,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:35:24,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:35:24,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:35:24,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:35:24,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:35:24,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:35:24,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:35:24,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:35:24,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:35:24,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:35:24,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:35:24,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:35:24,301 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 [2019-09-16 16:35:24,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:35:24,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:35:24,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:35:24,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:35:24,324 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:35:24,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:35:24,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:35:24,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:35:24,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:35:24,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:35:24,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:35:24,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:35:24,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:35:24,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:35:24,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:35:24,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:35:24,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:35:24,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:35:24,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:35:24,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:35:24,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:35:24,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:24,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:35:24,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:35:24,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:35:24,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:35:24,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:35:24,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:35:24,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:35:24,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:35:24,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:35:24,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:35:24,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:35:24,411 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:35:24,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-16 16:35:24,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7475ed29/3be1892e95b640ae8cc784554727c4ae/FLAGbf64a0d61 [2019-09-16 16:35:25,071 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:35:25,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-16 16:35:25,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7475ed29/3be1892e95b640ae8cc784554727c4ae/FLAGbf64a0d61 [2019-09-16 16:35:25,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7475ed29/3be1892e95b640ae8cc784554727c4ae [2019-09-16 16:35:25,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:35:25,338 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:35:25,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:25,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:35:25,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:35:25,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:25" (1/1) ... [2019-09-16 16:35:25,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:25, skipping insertion in model container [2019-09-16 16:35:25,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:25" (1/1) ... [2019-09-16 16:35:25,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:35:25,423 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:35:25,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:25,962 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:35:26,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:26,122 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:35:26,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26 WrapperNode [2019-09-16 16:35:26,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:26,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:35:26,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:35:26,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:35:26,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... [2019-09-16 16:35:26,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:35:26,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:35:26,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:35:26,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:35:26,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:35:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:35:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:35:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:35:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:35:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:35:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:35:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:35:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:35:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:35:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:35:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:35:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:35:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:35:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:35:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:35:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:35:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 16:35:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:35:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:35:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:35:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:35:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:35:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:35:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:35:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:35:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:35:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:35:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:35:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:35:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:35:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:35:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:35:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:35:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:35:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:35:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:35:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:35:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:35:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 16:35:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:35:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:35:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:35:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:35:27,576 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:35:27,577 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:35:27,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:27 BoogieIcfgContainer [2019-09-16 16:35:27,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:35:27,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:35:27,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:35:27,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:35:27,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:35:25" (1/3) ... [2019-09-16 16:35:27,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2cfaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:27, skipping insertion in model container [2019-09-16 16:35:27,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:26" (2/3) ... [2019-09-16 16:35:27,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2cfaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:27, skipping insertion in model container [2019-09-16 16:35:27,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:27" (3/3) ... [2019-09-16 16:35:27,607 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2019-09-16 16:35:27,618 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:35:27,629 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:35:27,647 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:35:27,686 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:35:27,686 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:35:27,687 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:35:27,687 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:35:27,687 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:35:27,688 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:35:27,688 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:35:27,688 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:35:27,689 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:35:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2019-09-16 16:35:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:35:27,726 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:27,727 INFO L407 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] [2019-09-16 16:35:27,730 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:27,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:27,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1134611440, now seen corresponding path program 1 times [2019-09-16 16:35:27,738 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:27,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:27,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:27,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:27,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:28,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:28,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:35:28,165 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:35:28,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:35:28,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:35:28,183 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2019-09-16 16:35:28,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:28,231 INFO L93 Difference]: Finished difference Result 304 states and 381 transitions. [2019-09-16 16:35:28,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:35:28,233 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-16 16:35:28,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:28,246 INFO L225 Difference]: With dead ends: 304 [2019-09-16 16:35:28,247 INFO L226 Difference]: Without dead ends: 154 [2019-09-16 16:35:28,252 INFO L636 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 [2019-09-16 16:35:28,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-09-16 16:35:28,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-09-16 16:35:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-09-16 16:35:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 184 transitions. [2019-09-16 16:35:28,315 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 184 transitions. Word has length 51 [2019-09-16 16:35:28,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:28,316 INFO L475 AbstractCegarLoop]: Abstraction has 154 states and 184 transitions. [2019-09-16 16:35:28,316 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:35:28,316 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2019-09-16 16:35:28,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:35:28,320 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:28,321 INFO L407 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] [2019-09-16 16:35:28,321 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:28,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:28,322 INFO L82 PathProgramCache]: Analyzing trace with hash -179918531, now seen corresponding path program 1 times [2019-09-16 16:35:28,322 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:28,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:28,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:28,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:28,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:28,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:28,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:28,459 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:28,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:28,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:28,460 INFO L87 Difference]: Start difference. First operand 154 states and 184 transitions. Second operand 3 states. [2019-09-16 16:35:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:28,504 INFO L93 Difference]: Finished difference Result 247 states and 295 transitions. [2019-09-16 16:35:28,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:28,505 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-16 16:35:28,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:28,508 INFO L225 Difference]: With dead ends: 247 [2019-09-16 16:35:28,508 INFO L226 Difference]: Without dead ends: 145 [2019-09-16 16:35:28,509 INFO L636 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 [2019-09-16 16:35:28,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-09-16 16:35:28,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2019-09-16 16:35:28,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-09-16 16:35:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2019-09-16 16:35:28,527 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 52 [2019-09-16 16:35:28,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:28,527 INFO L475 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2019-09-16 16:35:28,527 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2019-09-16 16:35:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-16 16:35:28,530 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:28,531 INFO L407 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] [2019-09-16 16:35:28,531 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:28,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:28,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1227863388, now seen corresponding path program 1 times [2019-09-16 16:35:28,532 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:28,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:28,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:28,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:28,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:28,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:28,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:28,723 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:28,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:28,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:28,724 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 7 states. [2019-09-16 16:35:29,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:29,338 INFO L93 Difference]: Finished difference Result 430 states and 528 transitions. [2019-09-16 16:35:29,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:35:29,338 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-16 16:35:29,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:29,343 INFO L225 Difference]: With dead ends: 430 [2019-09-16 16:35:29,344 INFO L226 Difference]: Without dead ends: 313 [2019-09-16 16:35:29,345 INFO L636 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 [2019-09-16 16:35:29,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2019-09-16 16:35:29,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 305. [2019-09-16 16:35:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-09-16 16:35:29,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 374 transitions. [2019-09-16 16:35:29,385 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 374 transitions. Word has length 56 [2019-09-16 16:35:29,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:29,385 INFO L475 AbstractCegarLoop]: Abstraction has 305 states and 374 transitions. [2019-09-16 16:35:29,385 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 374 transitions. [2019-09-16 16:35:29,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-16 16:35:29,390 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:29,390 INFO L407 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] [2019-09-16 16:35:29,390 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:29,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:29,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1601957820, now seen corresponding path program 1 times [2019-09-16 16:35:29,391 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:29,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:29,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:29,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:29,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:29,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:29,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:29,523 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:29,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:29,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:29,524 INFO L87 Difference]: Start difference. First operand 305 states and 374 transitions. Second operand 6 states. [2019-09-16 16:35:29,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:29,807 INFO L93 Difference]: Finished difference Result 841 states and 1056 transitions. [2019-09-16 16:35:29,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:29,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-16 16:35:29,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:29,816 INFO L225 Difference]: With dead ends: 841 [2019-09-16 16:35:29,816 INFO L226 Difference]: Without dead ends: 564 [2019-09-16 16:35:29,823 INFO L636 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 [2019-09-16 16:35:29,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-09-16 16:35:29,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2019-09-16 16:35:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-09-16 16:35:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 688 transitions. [2019-09-16 16:35:29,903 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 688 transitions. Word has length 62 [2019-09-16 16:35:29,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:29,904 INFO L475 AbstractCegarLoop]: Abstraction has 558 states and 688 transitions. [2019-09-16 16:35:29,907 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 688 transitions. [2019-09-16 16:35:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-16 16:35:29,918 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:29,921 INFO L407 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] [2019-09-16 16:35:29,921 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:29,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:29,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1204720808, now seen corresponding path program 1 times [2019-09-16 16:35:29,922 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:29,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:29,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:29,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:29,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:30,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:30,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:30,085 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:30,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:30,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:30,086 INFO L87 Difference]: Start difference. First operand 558 states and 688 transitions. Second operand 7 states. [2019-09-16 16:35:30,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:30,871 INFO L93 Difference]: Finished difference Result 1437 states and 1898 transitions. [2019-09-16 16:35:30,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:35:30,873 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-16 16:35:30,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:30,879 INFO L225 Difference]: With dead ends: 1437 [2019-09-16 16:35:30,879 INFO L226 Difference]: Without dead ends: 907 [2019-09-16 16:35:30,881 INFO L636 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 [2019-09-16 16:35:30,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2019-09-16 16:35:30,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 811. [2019-09-16 16:35:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2019-09-16 16:35:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 991 transitions. [2019-09-16 16:35:30,942 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 991 transitions. Word has length 66 [2019-09-16 16:35:30,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:30,943 INFO L475 AbstractCegarLoop]: Abstraction has 811 states and 991 transitions. [2019-09-16 16:35:30,943 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 991 transitions. [2019-09-16 16:35:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:35:30,946 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:30,946 INFO L407 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] [2019-09-16 16:35:30,946 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:30,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:30,947 INFO L82 PathProgramCache]: Analyzing trace with hash -763723638, now seen corresponding path program 1 times [2019-09-16 16:35:30,947 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:30,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:30,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:30,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:30,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:31,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:31,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:31,018 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:31,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:31,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:31,018 INFO L87 Difference]: Start difference. First operand 811 states and 991 transitions. Second operand 6 states. [2019-09-16 16:35:31,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:31,082 INFO L93 Difference]: Finished difference Result 1614 states and 2012 transitions. [2019-09-16 16:35:31,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:31,083 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-09-16 16:35:31,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:31,088 INFO L225 Difference]: With dead ends: 1614 [2019-09-16 16:35:31,088 INFO L226 Difference]: Without dead ends: 831 [2019-09-16 16:35:31,091 INFO L636 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 [2019-09-16 16:35:31,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2019-09-16 16:35:31,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 831. [2019-09-16 16:35:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2019-09-16 16:35:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1011 transitions. [2019-09-16 16:35:31,139 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1011 transitions. Word has length 93 [2019-09-16 16:35:31,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:31,140 INFO L475 AbstractCegarLoop]: Abstraction has 831 states and 1011 transitions. [2019-09-16 16:35:31,140 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1011 transitions. [2019-09-16 16:35:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:35:31,142 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:31,142 INFO L407 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] [2019-09-16 16:35:31,142 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:31,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:31,143 INFO L82 PathProgramCache]: Analyzing trace with hash -836110196, now seen corresponding path program 1 times [2019-09-16 16:35:31,143 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:31,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:31,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:31,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:31,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:31,233 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:35:31,234 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:31,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:31,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:31,235 INFO L87 Difference]: Start difference. First operand 831 states and 1011 transitions. Second operand 8 states. [2019-09-16 16:35:31,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:31,294 INFO L93 Difference]: Finished difference Result 1662 states and 2098 transitions. [2019-09-16 16:35:31,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:31,295 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-09-16 16:35:31,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:31,300 INFO L225 Difference]: With dead ends: 1662 [2019-09-16 16:35:31,300 INFO L226 Difference]: Without dead ends: 859 [2019-09-16 16:35:31,303 INFO L636 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 [2019-09-16 16:35:31,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2019-09-16 16:35:31,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 847. [2019-09-16 16:35:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2019-09-16 16:35:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2019-09-16 16:35:31,348 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 93 [2019-09-16 16:35:31,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:31,349 INFO L475 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2019-09-16 16:35:31,349 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2019-09-16 16:35:31,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:35:31,351 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:31,351 INFO L407 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] [2019-09-16 16:35:31,351 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:31,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:31,352 INFO L82 PathProgramCache]: Analyzing trace with hash -506344435, now seen corresponding path program 1 times [2019-09-16 16:35:31,352 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:31,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:31,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:31,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:31,465 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:31,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:35:31,466 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:35:31,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:35:31,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:31,471 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 4 states. [2019-09-16 16:35:31,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:31,744 INFO L93 Difference]: Finished difference Result 2733 states and 3478 transitions. [2019-09-16 16:35:31,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:35:31,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-09-16 16:35:31,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:31,757 INFO L225 Difference]: With dead ends: 2733 [2019-09-16 16:35:31,757 INFO L226 Difference]: Without dead ends: 1914 [2019-09-16 16:35:31,761 INFO L636 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 [2019-09-16 16:35:31,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1914 states. [2019-09-16 16:35:31,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1914 to 1883. [2019-09-16 16:35:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1883 states. [2019-09-16 16:35:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2343 transitions. [2019-09-16 16:35:31,879 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2343 transitions. Word has length 93 [2019-09-16 16:35:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:31,880 INFO L475 AbstractCegarLoop]: Abstraction has 1883 states and 2343 transitions. [2019-09-16 16:35:31,880 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:35:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2343 transitions. [2019-09-16 16:35:31,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-09-16 16:35:31,883 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:31,883 INFO L407 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, 1, 1, 1, 1] [2019-09-16 16:35:31,884 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:31,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:31,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1600364013, now seen corresponding path program 1 times [2019-09-16 16:35:31,884 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:31,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:31,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:31,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:31,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:31,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:31,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:31,957 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:31,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:31,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:31,958 INFO L87 Difference]: Start difference. First operand 1883 states and 2343 transitions. Second operand 3 states. [2019-09-16 16:35:32,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:32,093 INFO L93 Difference]: Finished difference Result 3058 states and 3917 transitions. [2019-09-16 16:35:32,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:32,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2019-09-16 16:35:32,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:32,128 INFO L225 Difference]: With dead ends: 3058 [2019-09-16 16:35:32,128 INFO L226 Difference]: Without dead ends: 3055 [2019-09-16 16:35:32,131 INFO L636 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 [2019-09-16 16:35:32,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3055 states. [2019-09-16 16:35:32,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3055 to 2895. [2019-09-16 16:35:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2895 states. [2019-09-16 16:35:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 3721 transitions. [2019-09-16 16:35:32,364 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 3721 transitions. Word has length 97 [2019-09-16 16:35:32,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:32,366 INFO L475 AbstractCegarLoop]: Abstraction has 2895 states and 3721 transitions. [2019-09-16 16:35:32,366 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3721 transitions. [2019-09-16 16:35:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-09-16 16:35:32,383 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:32,383 INFO L407 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, 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] [2019-09-16 16:35:32,384 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:32,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:32,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1845012682, now seen corresponding path program 1 times [2019-09-16 16:35:32,384 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:32,385 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:32,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:32,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:32,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-09-16 16:35:32,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:32,539 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:32,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:32,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-16 16:35:32,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:32,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:32,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-16 16:35:32,838 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:32,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:32,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:32,839 INFO L87 Difference]: Start difference. First operand 2895 states and 3721 transitions. Second operand 6 states. [2019-09-16 16:35:33,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:33,963 INFO L93 Difference]: Finished difference Result 6672 states and 9088 transitions. [2019-09-16 16:35:33,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:35:33,963 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2019-09-16 16:35:33,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:33,993 INFO L225 Difference]: With dead ends: 6672 [2019-09-16 16:35:33,994 INFO L226 Difference]: Without dead ends: 4141 [2019-09-16 16:35:34,012 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:35:34,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2019-09-16 16:35:34,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 3773. [2019-09-16 16:35:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3773 states. [2019-09-16 16:35:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 4900 transitions. [2019-09-16 16:35:34,291 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 4900 transitions. Word has length 164 [2019-09-16 16:35:34,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:34,292 INFO L475 AbstractCegarLoop]: Abstraction has 3773 states and 4900 transitions. [2019-09-16 16:35:34,292 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4900 transitions. [2019-09-16 16:35:34,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-09-16 16:35:34,305 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:34,305 INFO L407 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, 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] [2019-09-16 16:35:34,305 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:34,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:34,306 INFO L82 PathProgramCache]: Analyzing trace with hash -882849354, now seen corresponding path program 1 times [2019-09-16 16:35:34,306 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:34,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:34,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:34,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:34,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 16:35:34,470 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:34,470 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:34,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:34,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 18 conjunts are in the unsatisfiable core [2019-09-16 16:35:34,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 47 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-16 16:35:35,021 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:35:35,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2019-09-16 16:35:35,022 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:35:35,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:35:35,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:35:35,023 INFO L87 Difference]: Start difference. First operand 3773 states and 4900 transitions. Second operand 14 states. [2019-09-16 16:35:38,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:38,608 INFO L93 Difference]: Finished difference Result 9356 states and 14508 transitions. [2019-09-16 16:35:38,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-09-16 16:35:38,610 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 164 [2019-09-16 16:35:38,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:38,658 INFO L225 Difference]: With dead ends: 9356 [2019-09-16 16:35:38,659 INFO L226 Difference]: Without dead ends: 5969 [2019-09-16 16:35:38,678 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 609 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=461, Invalid=1891, Unknown=0, NotChecked=0, Total=2352 [2019-09-16 16:35:38,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5969 states. [2019-09-16 16:35:39,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5969 to 3828. [2019-09-16 16:35:39,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3828 states. [2019-09-16 16:35:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 4592 transitions. [2019-09-16 16:35:39,039 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 4592 transitions. Word has length 164 [2019-09-16 16:35:39,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:39,040 INFO L475 AbstractCegarLoop]: Abstraction has 3828 states and 4592 transitions. [2019-09-16 16:35:39,041 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:35:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 4592 transitions. [2019-09-16 16:35:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-09-16 16:35:39,064 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:39,064 INFO L407 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, 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] [2019-09-16 16:35:39,065 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:39,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:39,065 INFO L82 PathProgramCache]: Analyzing trace with hash -2128517555, now seen corresponding path program 1 times [2019-09-16 16:35:39,065 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:39,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:39,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:39,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:39,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-09-16 16:35:39,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:39,264 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:39,264 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:39,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:39,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:39,265 INFO L87 Difference]: Start difference. First operand 3828 states and 4592 transitions. Second operand 3 states. [2019-09-16 16:35:39,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:39,387 INFO L93 Difference]: Finished difference Result 4471 states and 5383 transitions. [2019-09-16 16:35:39,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:39,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2019-09-16 16:35:39,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:39,396 INFO L225 Difference]: With dead ends: 4471 [2019-09-16 16:35:39,396 INFO L226 Difference]: Without dead ends: 1493 [2019-09-16 16:35:39,404 INFO L636 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 [2019-09-16 16:35:39,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1493 states. [2019-09-16 16:35:39,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1493 to 1158. [2019-09-16 16:35:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1158 states. [2019-09-16 16:35:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1158 states and 1326 transitions. [2019-09-16 16:35:39,474 INFO L78 Accepts]: Start accepts. Automaton has 1158 states and 1326 transitions. Word has length 170 [2019-09-16 16:35:39,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:39,475 INFO L475 AbstractCegarLoop]: Abstraction has 1158 states and 1326 transitions. [2019-09-16 16:35:39,475 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1326 transitions. [2019-09-16 16:35:39,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-09-16 16:35:39,480 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:39,480 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:39,480 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:39,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:39,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1897710765, now seen corresponding path program 1 times [2019-09-16 16:35:39,481 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:39,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:39,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:39,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:39,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-09-16 16:35:39,682 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:39,682 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:39,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:39,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-16 16:35:39,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream closed [2019-09-16 16:35:40,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:40,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-16 16:35:40,109 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:35:40,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:35:40,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:35:40,111 INFO L87 Difference]: Start difference. First operand 1158 states and 1326 transitions. Second operand 19 states. [2019-09-16 16:35:41,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:41,673 INFO L93 Difference]: Finished difference Result 2013 states and 2318 transitions. [2019-09-16 16:35:41,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:35:41,673 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 173 [2019-09-16 16:35:41,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:41,674 INFO L225 Difference]: With dead ends: 2013 [2019-09-16 16:35:41,674 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:35:41,681 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 170 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:35:41,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:35:41,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:35:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:35:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:35:41,683 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2019-09-16 16:35:41,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:41,683 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:35:41,683 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:35:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:35:41,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:35:41,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:35:42,390 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 71 [2019-09-16 16:35:43,383 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 124 [2019-09-16 16:35:44,688 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 55 [2019-09-16 16:35:44,852 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 36 [2019-09-16 16:35:45,139 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2019-09-16 16:35:45,416 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2019-09-16 16:35:45,575 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 36 [2019-09-16 16:35:45,877 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2019-09-16 16:35:46,053 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2019-09-16 16:35:46,301 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2019-09-16 16:35:46,726 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2019-09-16 16:35:47,305 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 48 [2019-09-16 16:35:47,637 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 35 [2019-09-16 16:35:47,923 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 37 [2019-09-16 16:35:48,111 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2019-09-16 16:35:48,445 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:35:48,551 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2019-09-16 16:35:48,716 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 33 [2019-09-16 16:35:49,225 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 35 [2019-09-16 16:35:49,434 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2019-09-16 16:35:49,600 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2019-09-16 16:35:50,045 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 32 [2019-09-16 16:35:50,626 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 35 [2019-09-16 16:35:50,783 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2019-09-16 16:35:51,003 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 33 [2019-09-16 16:35:52,390 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 154 DAG size of output: 71 [2019-09-16 16:35:52,690 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 35 [2019-09-16 16:35:53,128 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2019-09-16 16:35:53,526 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2019-09-16 16:35:53,799 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-09-16 16:35:54,126 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 40 [2019-09-16 16:35:54,244 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2019-09-16 16:35:54,365 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2019-09-16 16:35:54,716 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2019-09-16 16:35:55,238 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 36 [2019-09-16 16:35:55,473 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2019-09-16 16:35:55,803 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2019-09-16 16:35:56,115 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L579-2(lines 579 600) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L601(lines 578 602) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 554 609) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 554 609) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 554 609) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L642-1(lines 642 646) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L637(line 637) no Hoare annotation was computed. [2019-09-16 16:35:56,119 INFO L443 ceAbstractionStarter]: For program point L636-2(lines 636 661) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point L662(lines 635 663) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 610 669) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 610 669) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 610 669) no Hoare annotation was computed. [2019-09-16 16:35:56,120 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 646) no Hoare annotation was computed. [2019-09-16 16:35:56,121 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-16 16:35:56,121 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-16 16:35:56,121 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-16 16:35:56,122 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-16 16:35:56,122 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-16 16:35:56,122 INFO L439 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:56,122 INFO L439 ceAbstractionStarter]: At program point L993-1(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:56,122 INFO L443 ceAbstractionStarter]: For program point L991(lines 991 998) no Hoare annotation was computed. [2019-09-16 16:35:56,123 INFO L443 ceAbstractionStarter]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2019-09-16 16:35:56,123 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,123 INFO L443 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2019-09-16 16:35:56,123 INFO L439 ceAbstractionStarter]: At program point L988(line 988) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,123 INFO L439 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,124 INFO L439 ceAbstractionStarter]: At program point L987-1(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 939 962) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 939 962) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point L956(line 956) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 939 962) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point L955(line 955) no Hoare annotation was computed. [2019-09-16 16:35:56,124 INFO L443 ceAbstractionStarter]: For program point L954(line 954) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L952(line 952) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2019-09-16 16:35:56,125 INFO L439 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (= 1 ~systemActive~0) (not (<= ~waterLevel~0 1)) .cse1 (not (= |old(~systemActive~0)| 1))) (or (and (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0))) (or (= |old(~systemActive~0)| 0) .cse0 .cse1)))) [2019-09-16 16:35:56,126 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-09-16 16:35:56,126 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 2)))) (let ((.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (= 0 ~systemActive~0)) (.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= 1 ~systemActive~0) (not (<= ~waterLevel~0 1)) .cse0 (not (= |old(~systemActive~0)| 1))) (or (not .cse1) .cse2 .cse3) (or (= ~pumpRunning~0 0) .cse3) (or (and (= ~pumpRunning~0 1) (not .cse2)) (or .cse1 .cse4 .cse0))))) [2019-09-16 16:35:56,126 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2019-09-16 16:35:56,126 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2019-09-16 16:35:56,126 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2019-09-16 16:35:56,126 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2019-09-16 16:35:56,126 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2019-09-16 16:35:56,126 INFO L446 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2019-09-16 16:35:56,127 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 439) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 412 447) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 412 447) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 427) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 412 447) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-16 16:35:56,128 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-16 16:35:56,128 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 508 553) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 508 553) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 508 553) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 821 866) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 821 866) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 848) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 821 866) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 855) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L443 ceAbstractionStarter]: For program point L835-1(lines 835 855) no Hoare annotation was computed. [2019-09-16 16:35:56,129 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,130 INFO L439 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,130 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2019-09-16 16:35:56,130 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2019-09-16 16:35:56,130 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2019-09-16 16:35:56,130 INFO L446 ceAbstractionStarter]: At program point L397(line 397) the Hoare annotation is: true [2019-09-16 16:35:56,130 INFO L443 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2019-09-16 16:35:56,130 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (or (= ~pumpRunning~0 1) (or (= ~systemActive~0 0) (not (<= ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)))) [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2019-09-16 16:35:56,131 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2019-09-16 16:35:56,132 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 (or .cse6 .cse7 .cse3 .cse8) .cse9) (or .cse9 .cse6 .cse7 .cse3 .cse8 .cse4) (or .cse5 .cse1 .cse2 .cse0 .cse3))) [2019-09-16 16:35:56,132 INFO L439 ceAbstractionStarter]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 (or .cse5 .cse6 .cse2 .cse7) .cse8) (or .cse8 .cse5 .cse6 .cse2 .cse7 .cse3))) [2019-09-16 16:35:56,133 INFO L443 ceAbstractionStarter]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2019-09-16 16:35:56,133 INFO L439 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse5 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or .cse2 .cse3 .cse4 .cse5) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse5) .cse1)))) [2019-09-16 16:35:56,133 INFO L439 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse5 (not (= ~methAndRunningLastTime~0 0)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or (or .cse3 .cse4 .cse5) .cse1) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= ~pumpRunning~0 1)) .cse2 .cse3 .cse4 .cse5)))) [2019-09-16 16:35:56,133 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 367) no Hoare annotation was computed. [2019-09-16 16:35:56,133 INFO L439 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse4) (or .cse6 .cse5) (or .cse6 .cse1 .cse2 .cse0 .cse3)))) [2019-09-16 16:35:56,133 INFO L443 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2019-09-16 16:35:56,134 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 372) no Hoare annotation was computed. [2019-09-16 16:35:56,134 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2019-09-16 16:35:56,134 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2019-09-16 16:35:56,134 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~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))) [2019-09-16 16:35:56,134 INFO L439 ceAbstractionStarter]: At program point L250(lines 201 251) 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))) [2019-09-16 16:35:56,134 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2019-09-16 16:35:56,134 INFO L439 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:56,135 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2019-09-16 16:35:56,135 INFO L439 ceAbstractionStarter]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 1)) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse4 .cse1 .cse2 .cse6 .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse2 .cse6 (= 0 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse2 .cse6 .cse7) .cse5) (and (and .cse0 .cse1 .cse2 .cse3 .cse7) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:56,135 INFO L443 ceAbstractionStarter]: For program point L203(lines 202 249) no Hoare annotation was computed. [2019-09-16 16:35:56,135 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 245) no Hoare annotation was computed. [2019-09-16 16:35:56,135 INFO L439 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse5 (= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse6 .cse5) (and .cse1 .cse2 .cse3 .cse4 (= 0 ~systemActive~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse7 .cse1 .cse2 .cse6 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:56,135 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2019-09-16 16:35:56,136 INFO L443 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2019-09-16 16:35:56,136 INFO L439 ceAbstractionStarter]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse6 (= 0 ~systemActive~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse7 .cse1 .cse2 .cse5 .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse4) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:56,136 INFO L439 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 .cse3 .cse6 .cse5 .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (and .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 .cse5) (= 0 ~systemActive~0)))) [2019-09-16 16:35:56,136 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 218) no Hoare annotation was computed. [2019-09-16 16:35:56,136 INFO L443 ceAbstractionStarter]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2019-09-16 16:35:56,136 INFO L443 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2019-09-16 16:35:56,136 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 802) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 775 820) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 809) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 775 820) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 789 809) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 775 820) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2019-09-16 16:35:56,137 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2019-09-16 16:35:56,138 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2019-09-16 16:35:56,138 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse8 (or (= ~waterLevel~0 1) .cse1 .cse2)) (.cse0 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (or .cse1 .cse2)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse0 .cse2 .cse3 .cse4) (or .cse5 (or .cse6 .cse7)) (or .cse8 .cse0 .cse4) (or .cse5 .cse0 (not (<= 2 ~waterLevel~0)) .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse5 .cse8 .cse0) (or .cse6 .cse7 .cse4)))) [2019-09-16 16:35:56,138 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-09-16 16:35:56,138 INFO L443 ceAbstractionStarter]: For program point L890(lines 890 900) no Hoare annotation was computed. [2019-09-16 16:35:56,138 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse1 .cse5 .cse6) (or (or .cse7 .cse1) .cse0 .cse3) (or .cse8 .cse0 (or .cse7 .cse3)) (or .cse6 .cse8 (or .cse7 .cse9 .cse5)) (or .cse4 .cse7 .cse6 .cse1 .cse9 .cse5))) [2019-09-16 16:35:56,138 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-09-16 16:35:56,139 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 903) no Hoare annotation was computed. [2019-09-16 16:35:56,139 INFO L443 ceAbstractionStarter]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2019-09-16 16:35:56,139 INFO L439 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4 .cse1) (or .cse1 (not (= ~systemActive~0 0)) (or .cse0 .cse3 .cse4)) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-16 16:35:56,139 INFO L443 ceAbstractionStarter]: For program point L884-1(line 884) no Hoare annotation was computed. [2019-09-16 16:35:56,139 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4 .cse1) (or .cse1 (not (= ~systemActive~0 0)) (or .cse0 .cse3 .cse4)) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-16 16:35:56,139 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2019-09-16 16:35:56,139 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) 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))) [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:35:56,140 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:35:56,141 INFO L443 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2019-09-16 16:35:56,141 INFO L443 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2019-09-16 16:35:56,141 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 672 774) no Hoare annotation was computed. [2019-09-16 16:35:56,141 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L760(lines 760 771) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L721-2(lines 721 741) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L742(lines 720 743) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 672 774) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 717) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L722(lines 721 741) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 672 774) no Hoare annotation was computed. [2019-09-16 16:35:56,142 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point L753-1(line 753) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 759) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,143 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)) [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2019-09-16 16:35:56,143 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:56,144 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2019-09-16 16:35:56,144 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2019-09-16 16:35:56,144 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L446 ceAbstractionStarter]: At program point L455(line 455) the Hoare annotation is: true [2019-09-16 16:35:56,145 INFO L443 ceAbstractionStarter]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L443 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2019-09-16 16:35:56,145 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2019-09-16 16:35:56,145 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse1 (or .cse9 .cse3 .cse5 .cse6)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse8 (= 1 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2) (or .cse0 (or .cse3 .cse4 .cse5 .cse6) .cse2) (or .cse7 .cse8 .cse1) (or .cse9 (not (= ~systemActive~0 0)) .cse3 .cse0 .cse6 .cse2) (or .cse7 .cse3 (not (<= 2 ~waterLevel~0)) .cse4 .cse8 .cse5)))) [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2019-09-16 16:35:56,146 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2019-09-16 16:35:56,147 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= 1 ~waterLevel~0))) (.cse7 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse3 (= ~pumpRunning~0 1)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse13 (or .cse0 .cse1 .cse5 .cse6)) (.cse12 (and .cse10 (= ~pumpRunning~0 0) .cse8))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1) (or .cse2 (and (<= ~waterLevel~0 1) .cse3) .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse4 .cse5) (or .cse2 (or .cse1 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8) (and .cse9 .cse3 .cse10 .cse8)) (or (or .cse1 .cse4 .cse5) (and .cse9 .cse3 .cse10 (<= |old(~waterLevel~0)| 1)) (and .cse7 .cse3) .cse11) (or .cse12 .cse13 .cse11) (or .cse2 .cse13 .cse12)))) [2019-09-16 16:35:56,147 INFO L439 ceAbstractionStarter]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse18 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse11 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= 1 ~waterLevel~0))) (.cse12 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (and (= 1 ~systemActive~0) .cse11 (<= ~waterLevel~0 1) .cse7 (= 1 ~methaneLevelCritical~0))) (.cse15 (or .cse14 .cse3 .cse18 .cse4)) (.cse9 (= ~pumpRunning~0 1)) (.cse16 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (<= |old(~waterLevel~0)| 1)) (.cse17 (not (= ~systemActive~0 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (and .cse6 .cse7))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7) .cse8) (or (or .cse1 .cse2 .cse3) (and .cse5 .cse9 .cse6 .cse10) (and .cse11 .cse9) (and .cse5 .cse6 .cse7 .cse10) (and .cse11 .cse7) .cse12) (or .cse13 (and (<= 2 ~waterLevel~0) .cse9 .cse6) (or .cse14 .cse1 .cse3 .cse4) .cse12) (or .cse15 .cse16 .cse12) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse8 .cse3) (or .cse16 .cse17 (or .cse14 .cse18 .cse4)) (or .cse0 .cse16 .cse15) (or .cse0 .cse14 (and .cse9 .cse6 .cse16) .cse1 .cse3 .cse13 .cse4) (or .cse0 (or (not .cse10) .cse14 .cse3 .cse4) .cse13) (or .cse14 .cse17 .cse1 .cse13)))) [2019-09-16 16:35:56,147 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse8 (or .cse0 .cse1 .cse4 .cse5)) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse10 (and .cse6 .cse7)) (.cse3 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1) (or .cse2 (or .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse7 (= 0 ~methAndRunningLastTime~0))) (or .cse2 .cse8) (or .cse8 .cse9) (or (or .cse1 .cse3 .cse4) .cse10 .cse9) (or .cse2 .cse10 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse3 .cse4)))) [2019-09-16 16:35:56,148 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse11 (= ~pumpRunning~0 0)) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (and .cse5 .cse6)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse13 (and .cse6 .cse11 .cse7)) (.cse14 (or .cse9 .cse1 .cse3 .cse4)) (.cse10 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7)) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse8 .cse3) (or .cse9 .cse10 (and .cse6 .cse11) .cse1) (or .cse8 (or .cse1 .cse2 .cse3) .cse12) (or .cse13 .cse14 .cse12) (or .cse0 .cse13 .cse14) (or .cse9 .cse10 .cse7 .cse1 .cse4)))) [2019-09-16 16:35:56,148 INFO L443 ceAbstractionStarter]: For program point L271(lines 270 289) no Hoare annotation was computed. [2019-09-16 16:35:56,148 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2019-09-16 16:35:56,149 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2019-09-16 16:35:56,149 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2019-09-16 16:35:56,149 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2019-09-16 16:35:56,149 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-09-16 16:35:56,149 INFO L446 ceAbstractionStarter]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2019-09-16 16:35:56,149 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-09-16 16:35:56,149 INFO L446 ceAbstractionStarter]: At program point L919-2(lines 919 933) the Hoare annotation is: true [2019-09-16 16:35:56,149 INFO L446 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: true [2019-09-16 16:35:56,150 INFO L443 ceAbstractionStarter]: For program point L915-1(line 915) no Hoare annotation was computed. [2019-09-16 16:35:56,150 INFO L446 ceAbstractionStarter]: At program point L934(lines 909 938) the Hoare annotation is: true [2019-09-16 16:35:56,150 INFO L443 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2019-09-16 16:35:56,150 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0)))) (or .cse0 .cse1 .cse4 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse1 (or .cse4 .cse3 (or .cse2 (not (= ~methaneLevelCritical~0 0))))))) [2019-09-16 16:35:56,150 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2019-09-16 16:35:56,150 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2019-09-16 16:35:56,150 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2019-09-16 16:35:56,151 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2019-09-16 16:35:56,151 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,151 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)) [2019-09-16 16:35:56,151 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:35:56,151 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:56,151 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4) .cse5) (or .cse5 .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,151 INFO L439 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 (not (= ~methAndRunningLastTime~0 0))))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2)))) [2019-09-16 16:35:56,152 INFO L443 ceAbstractionStarter]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2019-09-16 16:35:56,152 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2019-09-16 16:35:56,152 INFO L439 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 (not (= ~methAndRunningLastTime~0 0)))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3) (or .cse3 .cse2 .cse1)))) [2019-09-16 16:35:56,152 INFO L439 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse0 (or .cse3 .cse6 .cse4 .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse4) .cse1) (or .cse5 (or .cse6 .cse7 .cse4 .cse8) .cse1) (or .cse2 .cse6 .cse5 .cse7 .cse4 .cse8)))) [2019-09-16 16:35:56,152 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2019-09-16 16:35:56,152 INFO L439 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4) .cse5) (or .cse5 .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,152 INFO L443 ceAbstractionStarter]: For program point L305-1(line 305) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 320) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse8 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse4 (not (= 1 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse8 .cse3)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse2 .cse4 .cse3 .cse1 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse5) (or (not (= ~systemActive~0 0)) .cse2 .cse1 .cse5 .cse8) (or .cse7 .cse2 .cse1 .cse5 .cse6)))) [2019-09-16 16:35:56,153 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2019-09-16 16:35:56,153 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2019-09-16 16:35:56,154 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2019-09-16 16:35:56,154 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2019-09-16 16:35:56,154 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4) .cse5) (or .cse5 .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,154 INFO L439 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4) .cse5) (or .cse5 .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,154 INFO L443 ceAbstractionStarter]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2019-09-16 16:35:56,154 INFO L439 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4)) (or .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,154 INFO L439 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4)) (or .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,155 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2019-09-16 16:35:56,155 INFO L439 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (or .cse2 .cse3 .cse0 .cse4)) (or .cse2 .cse3 .cse0 .cse4 .cse1))) [2019-09-16 16:35:56,155 INFO L443 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2019-09-16 16:35:56,157 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 346) no Hoare annotation was computed. [2019-09-16 16:35:56,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:35:56 BoogieIcfgContainer [2019-09-16 16:35:56,186 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:35:56,188 INFO L168 Benchmark]: Toolchain (without parser) took 30849.52 ms. Allocated memory was 137.4 MB in the beginning and 817.4 MB in the end (delta: 680.0 MB). Free memory was 82.7 MB in the beginning and 298.6 MB in the end (delta: -215.9 MB). Peak memory consumption was 638.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,188 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.16 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.5 MB in the beginning and 162.5 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,190 INFO L168 Benchmark]: Boogie Preprocessor took 90.74 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,191 INFO L168 Benchmark]: RCFGBuilder took 1364.97 ms. Allocated memory is still 198.2 MB. Free memory was 158.7 MB in the beginning and 71.4 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,192 INFO L168 Benchmark]: TraceAbstraction took 28586.37 ms. Allocated memory was 217.1 MB in the beginning and 817.4 MB in the end (delta: 600.3 MB). Free memory was 187.6 MB in the beginning and 298.6 MB in the end (delta: -111.0 MB). Peak memory consumption was 663.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:56,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 781.16 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.5 MB in the beginning and 162.5 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.74 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1364.97 ms. Allocated memory is still 198.2 MB. Free memory was 158.7 MB in the beginning and 71.4 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28586.37 ms. Allocated memory was 217.1 MB in the beginning and 817.4 MB in the end (delta: 600.3 MB). Free memory was 187.6 MB in the beginning and 298.6 MB in the end (delta: -111.0 MB). Peak memory consumption was 663.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((((((((((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1) && 1 == methaneLevelCritical) || ((((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || !(\old(systemActive) == 1)) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. SAFE Result, 28.4s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 8.9s AutomataDifference, 0.0s DeadEndRemovalTime, 14.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2796 SDtfs, 2875 SDslu, 7162 SDs, 0 SdLazy, 5067 SolverSat, 1462 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 569 SyntacticMatches, 2 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 773 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3828occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 3157 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 6498 PreInvPairs, 6711 NumberOfFragments, 3965 HoareAnnotationTreeSize, 6498 FomulaSimplifications, 58816 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 70 FomulaSimplificationsInter, 43652 FormulaSimplificationTreeSizeReductionInter, 11.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1835 NumberOfCodeBlocks, 1835 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1819 ConstructedInterpolants, 0 QuantifiedInterpolants, 389252 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2855 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 360/393 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...