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_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:02,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:02,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:02,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:02,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:02,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:02,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:02,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:02,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:02,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:02,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:02,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:02,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:02,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:02,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:02,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:02,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:02,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:02,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:02,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:02,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:02,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:02,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:02,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:02,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:02,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:02,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:02,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:02,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:02,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:02,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:02,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:02,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:02,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:02,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:02,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:02,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:02,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:02,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:02,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:02,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:02,327 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 [2019-09-20 13:05:02,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:02,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:02,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:02,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:02,354 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:02,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:02,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:02,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:02,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:02,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:02,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:02,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:02,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:02,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:02,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:02,358 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:02,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:02,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:02,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:02,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:02,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:02,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:02,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:02,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:02,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:02,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:02,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:02,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:02,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:02,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:02,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:02,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:02,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:02,418 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:02,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2019-09-20 13:05:02,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae8f2850/e6fe9bc3ac8742f98864e602f787e912/FLAGc006cc525 [2019-09-20 13:05:02,996 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:02,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2019-09-20 13:05:03,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae8f2850/e6fe9bc3ac8742f98864e602f787e912/FLAGc006cc525 [2019-09-20 13:05:03,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae8f2850/e6fe9bc3ac8742f98864e602f787e912 [2019-09-20 13:05:03,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:03,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:03,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:03,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:03,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:03,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:03" (1/1) ... [2019-09-20 13:05:03,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a67fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:03, skipping insertion in model container [2019-09-20 13:05:03,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:03" (1/1) ... [2019-09-20 13:05:03,345 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:03,402 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:03,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:03,888 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:04,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:04,058 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:04,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04 WrapperNode [2019-09-20 13:05:04,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:04,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:04,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:04,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:04,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (1/1) ... [2019-09-20 13:05:04,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:04,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:04,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:04,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:04,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (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 [2019-09-20 13:05:04,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:04,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:04,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:04,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:04,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:04,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:04,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:04,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:04,256 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:04,257 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:04,257 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:04,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:04,260 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:05:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:04,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:05:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:04,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:04,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:04,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:04,270 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:04,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:04,271 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:04,271 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:04,271 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:04,271 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:05:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:04,272 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:04,273 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:05:04,274 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 13:05:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:05,385 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:05,385 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:05,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:05 BoogieIcfgContainer [2019-09-20 13:05:05,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:05,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:05,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:05,392 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:05,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:03" (1/3) ... [2019-09-20 13:05:05,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33fb94a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:05, skipping insertion in model container [2019-09-20 13:05:05,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:04" (2/3) ... [2019-09-20 13:05:05,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33fb94a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:05, skipping insertion in model container [2019-09-20 13:05:05,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:05" (3/3) ... [2019-09-20 13:05:05,398 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2019-09-20 13:05:05,408 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:05,420 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:05,437 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:05,477 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:05,477 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:05,478 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:05,478 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:05,478 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:05,478 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:05,479 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:05,479 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:05,479 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2019-09-20 13:05:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:05,527 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:05,529 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] [2019-09-20 13:05:05,533 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:05,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1550424879, now seen corresponding path program 1 times [2019-09-20 13:05:05,541 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:05,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:05,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:05,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:05,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:05,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:05,922 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:05,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:05,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:05,940 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2019-09-20 13:05:05,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:05,986 INFO L93 Difference]: Finished difference Result 274 states and 341 transitions. [2019-09-20 13:05:05,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:05,988 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:05,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:06,005 INFO L225 Difference]: With dead ends: 274 [2019-09-20 13:05:06,005 INFO L226 Difference]: Without dead ends: 139 [2019-09-20 13:05:06,010 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 [2019-09-20 13:05:06,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-09-20 13:05:06,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-09-20 13:05:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-09-20 13:05:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2019-09-20 13:05:06,065 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 51 [2019-09-20 13:05:06,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:06,066 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2019-09-20 13:05:06,066 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2019-09-20 13:05:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:06,070 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:06,070 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] [2019-09-20 13:05:06,071 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:06,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:06,071 INFO L82 PathProgramCache]: Analyzing trace with hash 2147140265, now seen corresponding path program 1 times [2019-09-20 13:05:06,072 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:06,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:06,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:06,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:06,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:06,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:06,175 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:06,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:06,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:06,176 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 3 states. [2019-09-20 13:05:06,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:06,200 INFO L93 Difference]: Finished difference Result 219 states and 259 transitions. [2019-09-20 13:05:06,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:06,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:06,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:06,203 INFO L225 Difference]: With dead ends: 219 [2019-09-20 13:05:06,203 INFO L226 Difference]: Without dead ends: 130 [2019-09-20 13:05:06,205 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 [2019-09-20 13:05:06,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-09-20 13:05:06,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-09-20 13:05:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-09-20 13:05:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2019-09-20 13:05:06,222 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 52 [2019-09-20 13:05:06,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:06,224 INFO L475 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2019-09-20 13:05:06,224 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2019-09-20 13:05:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-20 13:05:06,227 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:06,228 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] [2019-09-20 13:05:06,228 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:06,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:06,231 INFO L82 PathProgramCache]: Analyzing trace with hash 871775649, now seen corresponding path program 1 times [2019-09-20 13:05:06,231 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:06,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:06,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:06,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:06,422 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:06,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:06,423 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:06,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:06,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:06,424 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand 7 states. [2019-09-20 13:05:06,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:06,752 INFO L93 Difference]: Finished difference Result 232 states and 277 transitions. [2019-09-20 13:05:06,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:06,753 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-20 13:05:06,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:06,756 INFO L225 Difference]: With dead ends: 232 [2019-09-20 13:05:06,756 INFO L226 Difference]: Without dead ends: 130 [2019-09-20 13:05:06,757 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 [2019-09-20 13:05:06,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-09-20 13:05:06,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-09-20 13:05:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-09-20 13:05:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2019-09-20 13:05:06,784 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 57 [2019-09-20 13:05:06,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:06,785 INFO L475 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2019-09-20 13:05:06,785 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2019-09-20 13:05:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-20 13:05:06,793 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:06,794 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] [2019-09-20 13:05:06,794 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:06,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:06,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1442711131, now seen corresponding path program 1 times [2019-09-20 13:05:06,795 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:06,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:06,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:06,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:06,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:06,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:06,989 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:06,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:06,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:06,990 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 5 states. [2019-09-20 13:05:07,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:07,557 INFO L93 Difference]: Finished difference Result 340 states and 412 transitions. [2019-09-20 13:05:07,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:07,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2019-09-20 13:05:07,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:07,561 INFO L225 Difference]: With dead ends: 340 [2019-09-20 13:05:07,562 INFO L226 Difference]: Without dead ends: 238 [2019-09-20 13:05:07,563 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:07,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2019-09-20 13:05:07,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 219. [2019-09-20 13:05:07,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-09-20 13:05:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 251 transitions. [2019-09-20 13:05:07,620 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 251 transitions. Word has length 70 [2019-09-20 13:05:07,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,621 INFO L475 AbstractCegarLoop]: Abstraction has 219 states and 251 transitions. [2019-09-20 13:05:07,621 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 251 transitions. [2019-09-20 13:05:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-09-20 13:05:07,629 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,634 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] [2019-09-20 13:05:07,634 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1583652076, now seen corresponding path program 1 times [2019-09-20 13:05:07,640 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:07,784 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:07,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:07,786 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:07,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:07,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:07,788 INFO L87 Difference]: Start difference. First operand 219 states and 251 transitions. Second operand 6 states. [2019-09-20 13:05:08,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,043 INFO L93 Difference]: Finished difference Result 583 states and 689 transitions. [2019-09-20 13:05:08,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:08,043 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2019-09-20 13:05:08,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,048 INFO L225 Difference]: With dead ends: 583 [2019-09-20 13:05:08,048 INFO L226 Difference]: Without dead ends: 392 [2019-09-20 13:05:08,050 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 [2019-09-20 13:05:08,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2019-09-20 13:05:08,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 386. [2019-09-20 13:05:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2019-09-20 13:05:08,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 442 transitions. [2019-09-20 13:05:08,090 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 442 transitions. Word has length 84 [2019-09-20 13:05:08,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,090 INFO L475 AbstractCegarLoop]: Abstraction has 386 states and 442 transitions. [2019-09-20 13:05:08,091 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 442 transitions. [2019-09-20 13:05:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:08,092 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,093 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] [2019-09-20 13:05:08,093 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1422526648, now seen corresponding path program 1 times [2019-09-20 13:05:08,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:08,245 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:08,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:08,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:08,246 INFO L87 Difference]: Start difference. First operand 386 states and 442 transitions. Second operand 7 states. [2019-09-20 13:05:08,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,895 INFO L93 Difference]: Finished difference Result 775 states and 912 transitions. [2019-09-20 13:05:08,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:08,896 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2019-09-20 13:05:08,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,899 INFO L225 Difference]: With dead ends: 775 [2019-09-20 13:05:08,899 INFO L226 Difference]: Without dead ends: 417 [2019-09-20 13:05:08,900 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:08,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2019-09-20 13:05:08,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 385. [2019-09-20 13:05:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2019-09-20 13:05:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 439 transitions. [2019-09-20 13:05:08,927 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 439 transitions. Word has length 88 [2019-09-20 13:05:08,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,928 INFO L475 AbstractCegarLoop]: Abstraction has 385 states and 439 transitions. [2019-09-20 13:05:08,928 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:08,928 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 439 transitions. [2019-09-20 13:05:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:05:08,930 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,930 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:08,930 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1956386739, now seen corresponding path program 1 times [2019-09-20 13:05:08,931 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:05:09,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:09,002 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:09,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:09,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:09,003 INFO L87 Difference]: Start difference. First operand 385 states and 439 transitions. Second operand 6 states. [2019-09-20 13:05:09,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,047 INFO L93 Difference]: Finished difference Result 756 states and 882 transitions. [2019-09-20 13:05:09,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:09,048 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2019-09-20 13:05:09,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,050 INFO L225 Difference]: With dead ends: 756 [2019-09-20 13:05:09,051 INFO L226 Difference]: Without dead ends: 399 [2019-09-20 13:05:09,052 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 [2019-09-20 13:05:09,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2019-09-20 13:05:09,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 395. [2019-09-20 13:05:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2019-09-20 13:05:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 449 transitions. [2019-09-20 13:05:09,101 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 449 transitions. Word has length 104 [2019-09-20 13:05:09,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,102 INFO L475 AbstractCegarLoop]: Abstraction has 395 states and 449 transitions. [2019-09-20 13:05:09,102 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 449 transitions. [2019-09-20 13:05:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:05:09,104 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,104 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,104 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,105 INFO L82 PathProgramCache]: Analyzing trace with hash -28114037, now seen corresponding path program 1 times [2019-09-20 13:05:09,105 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:05:09,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:09,193 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:09,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:09,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:09,193 INFO L87 Difference]: Start difference. First operand 395 states and 449 transitions. Second operand 8 states. [2019-09-20 13:05:09,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,252 INFO L93 Difference]: Finished difference Result 776 states and 904 transitions. [2019-09-20 13:05:09,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:09,256 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2019-09-20 13:05:09,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,259 INFO L225 Difference]: With dead ends: 776 [2019-09-20 13:05:09,259 INFO L226 Difference]: Without dead ends: 409 [2019-09-20 13:05:09,263 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 [2019-09-20 13:05:09,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2019-09-20 13:05:09,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 403. [2019-09-20 13:05:09,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2019-09-20 13:05:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 457 transitions. [2019-09-20 13:05:09,291 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 457 transitions. Word has length 104 [2019-09-20 13:05:09,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,291 INFO L475 AbstractCegarLoop]: Abstraction has 403 states and 457 transitions. [2019-09-20 13:05:09,291 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 457 transitions. [2019-09-20 13:05:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:05:09,294 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,295 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,295 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,295 INFO L82 PathProgramCache]: Analyzing trace with hash -268654166, now seen corresponding path program 1 times [2019-09-20 13:05:09,295 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:05:09,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:09,378 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:09,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:09,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:09,378 INFO L87 Difference]: Start difference. First operand 403 states and 457 transitions. Second operand 4 states. [2019-09-20 13:05:09,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,624 INFO L93 Difference]: Finished difference Result 1188 states and 1416 transitions. [2019-09-20 13:05:09,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:09,625 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-09-20 13:05:09,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,630 INFO L225 Difference]: With dead ends: 1188 [2019-09-20 13:05:09,631 INFO L226 Difference]: Without dead ends: 813 [2019-09-20 13:05:09,633 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 [2019-09-20 13:05:09,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-09-20 13:05:09,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 798. [2019-09-20 13:05:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2019-09-20 13:05:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 931 transitions. [2019-09-20 13:05:09,685 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 931 transitions. Word has length 104 [2019-09-20 13:05:09,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,686 INFO L475 AbstractCegarLoop]: Abstraction has 798 states and 931 transitions. [2019-09-20 13:05:09,686 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 931 transitions. [2019-09-20 13:05:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-20 13:05:09,688 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,689 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,689 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1852641244, now seen corresponding path program 1 times [2019-09-20 13:05:09,689 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-20 13:05:09,841 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:09,841 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 [2019-09-20 13:05:09,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 815 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:05:10,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:10,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:05:10,304 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:05:10,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:05:10,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:05:10,305 INFO L87 Difference]: Start difference. First operand 798 states and 931 transitions. Second operand 19 states. [2019-09-20 13:05:11,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,784 INFO L93 Difference]: Finished difference Result 1537 states and 1813 transitions. [2019-09-20 13:05:11,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:05:11,785 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2019-09-20 13:05:11,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,792 INFO L225 Difference]: With dead ends: 1537 [2019-09-20 13:05:11,792 INFO L226 Difference]: Without dead ends: 767 [2019-09-20 13:05:11,797 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:05:11,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2019-09-20 13:05:11,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 767. [2019-09-20 13:05:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2019-09-20 13:05:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 880 transitions. [2019-09-20 13:05:11,932 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 880 transitions. Word has length 108 [2019-09-20 13:05:11,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,933 INFO L475 AbstractCegarLoop]: Abstraction has 767 states and 880 transitions. [2019-09-20 13:05:11,933 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:05:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 880 transitions. [2019-09-20 13:05:11,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-20 13:05:11,938 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,939 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-09-20 13:05:11,939 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,940 INFO L82 PathProgramCache]: Analyzing trace with hash 760447467, now seen corresponding path program 1 times [2019-09-20 13:05:11,940 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-20 13:05:12,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:12,173 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 [2019-09-20 13:05:12,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:05:12,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:12,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:12,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:05:12,756 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:05:12,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:05:12,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:05:12,757 INFO L87 Difference]: Start difference. First operand 767 states and 880 transitions. Second operand 19 states. [2019-09-20 13:05:14,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:14,534 INFO L93 Difference]: Finished difference Result 1279 states and 1488 transitions. [2019-09-20 13:05:14,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:05:14,535 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 160 [2019-09-20 13:05:14,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:14,537 INFO L225 Difference]: With dead ends: 1279 [2019-09-20 13:05:14,537 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:14,544 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:05:14,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:14,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:14,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2019-09-20 13:05:14,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:14,547 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:14,547 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:05:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:14,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:14,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:15,192 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 16 [2019-09-20 13:05:15,710 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2019-09-20 13:05:16,143 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2019-09-20 13:05:16,477 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-09-20 13:05:17,816 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2019-09-20 13:05:17,999 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2019-09-20 13:05:17,999 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-09-20 13:05:17,999 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-09-20 13:05:17,999 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2019-09-20 13:05:18,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2019-09-20 13:05:18,001 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-09-20 13:05:18,001 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-09-20 13:05:18,001 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-20 13:05:18,001 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-20 13:05:18,001 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:05:18,001 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-20 13:05:18,001 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:05:18,002 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,002 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 1) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,002 INFO L439 ceAbstractionStarter]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 1) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,002 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2019-09-20 13:05:18,002 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 639) no Hoare annotation was computed. [2019-09-20 13:05:18,002 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2019-09-20 13:05:18,002 INFO L443 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2019-09-20 13:05:18,003 INFO L439 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,003 INFO L439 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,003 INFO L439 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,003 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2019-09-20 13:05:18,003 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2019-09-20 13:05:18,003 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2019-09-20 13:05:18,003 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2019-09-20 13:05:18,003 INFO L443 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-09-20 13:05:18,004 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-09-20 13:05:18,005 INFO L439 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-09-20 13:05:18,005 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2019-09-20 13:05:18,005 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= processEnvironment__wrappee__methaneQuery_~tmp~4 0) (= ~pumpRunning~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2) .cse0) (or .cse3 .cse0 .cse1))) [2019-09-20 13:05:18,005 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~waterLevel~0)) .cse2)) (or .cse0 .cse1 .cse3 (not (= ~waterLevel~0 1))))) [2019-09-20 13:05:18,005 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 702) no Hoare annotation was computed. [2019-09-20 13:05:18,005 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse3 .cse0))) [2019-09-20 13:05:18,005 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-09-20 13:05:18,005 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-09-20 13:05:18,005 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L797(lines 797 805) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2019-09-20 13:05:18,006 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2019-09-20 13:05:18,007 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L439 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L446 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 |old(~pumpRunning~0)|)) [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2019-09-20 13:05:18,008 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2019-09-20 13:05:18,009 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L439 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse0 .cse2))) [2019-09-20 13:05:18,009 INFO L443 ceAbstractionStarter]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2019-09-20 13:05:18,009 INFO L439 ceAbstractionStarter]: At program point L726(line 726) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-09-20 13:05:18,009 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2019-09-20 13:05:18,009 INFO L439 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5))) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:05:18,010 INFO L443 ceAbstractionStarter]: For program point L720(lines 720 728) no Hoare annotation was computed. [2019-09-20 13:05:18,010 INFO L439 ceAbstractionStarter]: At program point L718(line 718) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse0 .cse3 .cse1) (or .cse1 .cse4 .cse2))) [2019-09-20 13:05:18,010 INFO L443 ceAbstractionStarter]: For program point L718-1(line 718) no Hoare annotation was computed. [2019-09-20 13:05:18,010 INFO L443 ceAbstractionStarter]: For program point L716(lines 716 733) no Hoare annotation was computed. [2019-09-20 13:05:18,010 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2019-09-20 13:05:18,010 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2019-09-20 13:05:18,010 INFO L439 ceAbstractionStarter]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,010 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:18,011 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2019-09-20 13:05:18,011 INFO L443 ceAbstractionStarter]: For program point L950(lines 950 954) no Hoare annotation was computed. [2019-09-20 13:05:18,011 INFO L439 ceAbstractionStarter]: At program point L950-2(lines 942 955) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:18,011 INFO L443 ceAbstractionStarter]: For program point L913(lines 912 959) no Hoare annotation was computed. [2019-09-20 13:05:18,011 INFO L439 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:18,011 INFO L443 ceAbstractionStarter]: For program point L942(lines 942 955) no Hoare annotation was computed. [2019-09-20 13:05:18,012 INFO L439 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)))) [2019-09-20 13:05:18,012 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 938) no Hoare annotation was computed. [2019-09-20 13:05:18,012 INFO L443 ceAbstractionStarter]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2019-09-20 13:05:18,012 INFO L439 ceAbstractionStarter]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)))) [2019-09-20 13:05:18,012 INFO L439 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:18,012 INFO L443 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2019-09-20 13:05:18,012 INFO L443 ceAbstractionStarter]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2019-09-20 13:05:18,013 INFO L443 ceAbstractionStarter]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2019-09-20 13:05:18,014 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-09-20 13:05:18,014 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2019-09-20 13:05:18,014 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2019-09-20 13:05:18,014 INFO L439 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:05:18,014 INFO L443 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2019-09-20 13:05:18,014 INFO L443 ceAbstractionStarter]: For program point L884(lines 884 894) no Hoare annotation was computed. [2019-09-20 13:05:18,014 INFO L439 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: true [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 897) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L446 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:18,015 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: true [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:18,016 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2019-09-20 13:05:18,017 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,018 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-20 13:05:18,019 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,019 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 758) no Hoare annotation was computed. [2019-09-20 13:05:18,019 INFO L439 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2019-09-20 13:05:18,019 INFO L443 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-09-20 13:05:18,019 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2019-09-20 13:05:18,019 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2019-09-20 13:05:18,020 INFO L439 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= ~pumpRunning~0 0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L446 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: true [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2019-09-20 13:05:18,020 INFO L443 ceAbstractionStarter]: For program point L833-1(line 833) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,021 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2019-09-20 13:05:18,022 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= 1 ~methaneLevelCritical~0) .cse0))) [2019-09-20 13:05:18,022 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2019-09-20 13:05:18,022 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2019-09-20 13:05:18,022 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2019-09-20 13:05:18,022 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2019-09-20 13:05:18,022 INFO L439 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0)) (.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse7)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not .cse4))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse5) (or .cse3 .cse4 .cse1 .cse5 .cse6) (or .cse2 .cse1 .cse6) (or .cse0 .cse7 .cse3 .cse8 .cse1) (or .cse7 .cse3 .cse1 .cse6 .cse8)))) [2019-09-20 13:05:18,023 INFO L439 ceAbstractionStarter]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse2 (= 1 ~waterLevel~0))) (let ((.cse8 (not .cse2)) (.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse4 (not .cse7)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) .cse8)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 (= ~pumpRunning~0 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse7 .cse3 .cse5 .cse1 .cse6) (or .cse0 .cse7 .cse1 .cse8 .cse3))))) [2019-09-20 13:05:18,023 INFO L439 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (and .cse1 .cse2)) (or .cse1 .cse0 .cse3) (or .cse2 .cse0 .cse3))) [2019-09-20 13:05:18,023 INFO L443 ceAbstractionStarter]: For program point L658(lines 657 676) no Hoare annotation was computed. [2019-09-20 13:05:18,023 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0)) (.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not .cse6)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not .cse4)) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse7 .cse1) (or .cse3 .cse4 .cse1 .cse5 .cse8) (or .cse2 .cse1 .cse8) (or .cse6 .cse7 .cse1 .cse8)))) [2019-09-20 13:05:18,023 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2019-09-20 13:05:18,023 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2019-09-20 13:05:18,023 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2019-09-20 13:05:18,024 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: true [2019-09-20 13:05:18,024 INFO L446 ceAbstractionStarter]: At program point L572(lines 547 576) the Hoare annotation is: true [2019-09-20 13:05:18,024 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-09-20 13:05:18,024 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-09-20 13:05:18,024 INFO L446 ceAbstractionStarter]: At program point L561-1(lines 561 565) the Hoare annotation is: true [2019-09-20 13:05:18,024 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-09-20 13:05:18,024 INFO L446 ceAbstractionStarter]: At program point L557-2(lines 557 571) the Hoare annotation is: true [2019-09-20 13:05:18,024 INFO L446 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: true [2019-09-20 13:05:18,025 INFO L443 ceAbstractionStarter]: For program point L553-1(line 553) no Hoare annotation was computed. [2019-09-20 13:05:18,025 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: true [2019-09-20 13:05:18,025 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2019-09-20 13:05:18,025 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2019-09-20 13:05:18,025 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2019-09-20 13:05:18,025 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2019-09-20 13:05:18,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,025 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)) [2019-09-20 13:05:18,026 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:18,026 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:18,026 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2019-09-20 13:05:18,026 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse0 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-20 13:05:18,026 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2019-09-20 13:05:18,026 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2019-09-20 13:05:18,026 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2019-09-20 13:05:18,026 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-09-20 13:05:18,027 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2019-09-20 13:05:18,027 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2019-09-20 13:05:18,027 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2019-09-20 13:05:18,027 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2019-09-20 13:05:18,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:18 BoogieIcfgContainer [2019-09-20 13:05:18,041 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:18,043 INFO L168 Benchmark]: Toolchain (without parser) took 14710.66 ms. Allocated memory was 138.9 MB in the beginning and 453.5 MB in the end (delta: 314.6 MB). Free memory was 83.7 MB in the beginning and 391.7 MB in the end (delta: -308.0 MB). Peak memory consumption was 324.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,044 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.44 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 83.5 MB in the beginning and 162.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,046 INFO L168 Benchmark]: Boogie Preprocessor took 130.67 ms. Allocated memory is still 198.7 MB. Free memory was 162.2 MB in the beginning and 157.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,047 INFO L168 Benchmark]: RCFGBuilder took 1196.56 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 157.9 MB in the beginning and 186.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,047 INFO L168 Benchmark]: TraceAbstraction took 12652.70 ms. Allocated memory was 221.8 MB in the beginning and 453.5 MB in the end (delta: 231.7 MB). Free memory was 186.8 MB in the beginning and 391.7 MB in the end (delta: -204.9 MB). Peak memory consumption was 344.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:18,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.44 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 83.5 MB in the beginning and 162.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.67 ms. Allocated memory is still 198.7 MB. Free memory was 162.2 MB in the beginning and 157.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1196.56 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 157.9 MB in the beginning and 186.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12652.70 ms. Allocated memory was 221.8 MB in the beginning and 453.5 MB in the end (delta: 231.7 MB). Free memory was 186.8 MB in the beginning and 391.7 MB in the end (delta: -204.9 MB). Peak memory consumption was 344.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: 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: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. SAFE Result, 12.5s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1973 SDtfs, 1381 SDslu, 7232 SDs, 0 SdLazy, 3191 SolverSat, 347 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 414 GetRequests, 306 SyntacticMatches, 2 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=798occurred in iteration=9, 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 82 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1694 PreInvPairs, 1788 NumberOfFragments, 1589 HoareAnnotationTreeSize, 1694 FomulaSimplifications, 2204 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 64 FomulaSimplificationsInter, 6292 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1250 NumberOfCodeBlocks, 1250 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1237 ConstructedInterpolants, 0 QuantifiedInterpolants, 209697 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1760 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...