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_spec3_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:44,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:44,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:44,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:44,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:44,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:44,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:44,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:44,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:44,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:44,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:44,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:44,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:44,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:44,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:44,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:44,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:44,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:44,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:44,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:44,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:44,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:44,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:44,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:44,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:44,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:44,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:44,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:44,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:44,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:44,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:44,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:44,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:44,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:44,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:44,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:44,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:44,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:44,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:44,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:44,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:44,310 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 13:05:44,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:44,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:44,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:44,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:44,326 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:44,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:44,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:44,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:44,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:44,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:44,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:44,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:44,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:44,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:44,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:44,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:44,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:44,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:44,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:44,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:44,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:44,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:44,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:44,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:44,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:44,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:44,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:44,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:44,379 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:44,380 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2019-09-20 13:05:44,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca0db9d4/4c4b41148fbe41d8998b9703fd2724da/FLAGe9386626e [2019-09-20 13:05:44,975 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:44,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2019-09-20 13:05:44,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca0db9d4/4c4b41148fbe41d8998b9703fd2724da/FLAGe9386626e [2019-09-20 13:05:45,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca0db9d4/4c4b41148fbe41d8998b9703fd2724da [2019-09-20 13:05:45,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:45,310 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:45,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:45,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:45,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:45,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:45,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24851a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45, skipping insertion in model container [2019-09-20 13:05:45,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:45,327 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:45,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:45,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:45,866 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:45,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:45,985 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:45,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45 WrapperNode [2019-09-20 13:05:45,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:45,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:45,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:45,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:45,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (1/1) ... [2019-09-20 13:05:46,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:46,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:46,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:46,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:46,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (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 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:05:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:47,332 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:47,332 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:47,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:47 BoogieIcfgContainer [2019-09-20 13:05:47,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:47,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:47,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:47,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:47,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:45" (1/3) ... [2019-09-20 13:05:47,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e351680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:47, skipping insertion in model container [2019-09-20 13:05:47,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:45" (2/3) ... [2019-09-20 13:05:47,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e351680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:47, skipping insertion in model container [2019-09-20 13:05:47,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:47" (3/3) ... [2019-09-20 13:05:47,342 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49.cil.c [2019-09-20 13:05:47,352 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:47,362 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:47,378 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:47,417 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:47,417 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:47,418 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:47,418 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:47,418 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:47,418 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:47,419 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:47,419 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:47,419 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:47,444 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2019-09-20 13:05:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:47,455 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:47,456 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 13:05:47,459 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:47,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:47,464 INFO L82 PathProgramCache]: Analyzing trace with hash 2107173997, now seen corresponding path program 1 times [2019-09-20 13:05:47,465 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:47,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:47,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:47,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:47,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:47,889 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 13:05:47,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:47,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:47,897 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:47,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:47,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:47,915 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 2 states. [2019-09-20 13:05:47,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:47,970 INFO L93 Difference]: Finished difference Result 268 states and 331 transitions. [2019-09-20 13:05:47,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:47,972 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-20 13:05:47,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:47,985 INFO L225 Difference]: With dead ends: 268 [2019-09-20 13:05:47,986 INFO L226 Difference]: Without dead ends: 134 [2019-09-20 13:05:47,990 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 13:05:48,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-09-20 13:05:48,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-09-20 13:05:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-09-20 13:05:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 157 transitions. [2019-09-20 13:05:48,040 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 157 transitions. Word has length 52 [2019-09-20 13:05:48,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:48,041 INFO L475 AbstractCegarLoop]: Abstraction has 134 states and 157 transitions. [2019-09-20 13:05:48,041 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 157 transitions. [2019-09-20 13:05:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-20 13:05:48,046 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:48,046 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] [2019-09-20 13:05:48,046 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:48,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:48,047 INFO L82 PathProgramCache]: Analyzing trace with hash -167379318, now seen corresponding path program 1 times [2019-09-20 13:05:48,047 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:48,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:48,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:48,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:48,168 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 13:05:48,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:48,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:48,172 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:48,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:48,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:48,174 INFO L87 Difference]: Start difference. First operand 134 states and 157 transitions. Second operand 3 states. [2019-09-20 13:05:48,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:48,223 INFO L93 Difference]: Finished difference Result 217 states and 253 transitions. [2019-09-20 13:05:48,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:48,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-20 13:05:48,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:48,229 INFO L225 Difference]: With dead ends: 217 [2019-09-20 13:05:48,229 INFO L226 Difference]: Without dead ends: 125 [2019-09-20 13:05:48,233 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 13:05:48,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-09-20 13:05:48,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-09-20 13:05:48,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-09-20 13:05:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2019-09-20 13:05:48,261 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 53 [2019-09-20 13:05:48,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:48,262 INFO L475 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2019-09-20 13:05:48,262 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2019-09-20 13:05:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-20 13:05:48,271 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:48,271 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 13:05:48,272 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:48,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:48,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1142127631, now seen corresponding path program 1 times [2019-09-20 13:05:48,272 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:48,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:48,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:48,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:48,460 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 13:05:48,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:48,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:48,463 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:48,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:48,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:48,464 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 3 states. [2019-09-20 13:05:48,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:48,508 INFO L93 Difference]: Finished difference Result 226 states and 267 transitions. [2019-09-20 13:05:48,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:48,511 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-09-20 13:05:48,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:48,513 INFO L225 Difference]: With dead ends: 226 [2019-09-20 13:05:48,513 INFO L226 Difference]: Without dead ends: 125 [2019-09-20 13:05:48,514 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 13:05:48,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-09-20 13:05:48,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-09-20 13:05:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-09-20 13:05:48,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 144 transitions. [2019-09-20 13:05:48,528 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 144 transitions. Word has length 57 [2019-09-20 13:05:48,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:48,528 INFO L475 AbstractCegarLoop]: Abstraction has 125 states and 144 transitions. [2019-09-20 13:05:48,529 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 144 transitions. [2019-09-20 13:05:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-20 13:05:48,531 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:48,532 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 13:05:48,532 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:48,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:48,533 INFO L82 PathProgramCache]: Analyzing trace with hash -410485180, now seen corresponding path program 1 times [2019-09-20 13:05:48,533 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:48,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:48,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:48,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:48,684 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 13:05:48,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:48,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:48,685 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:48,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:48,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:48,687 INFO L87 Difference]: Start difference. First operand 125 states and 144 transitions. Second operand 5 states. [2019-09-20 13:05:49,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:49,285 INFO L93 Difference]: Finished difference Result 332 states and 399 transitions. [2019-09-20 13:05:49,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:49,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2019-09-20 13:05:49,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:49,289 INFO L225 Difference]: With dead ends: 332 [2019-09-20 13:05:49,289 INFO L226 Difference]: Without dead ends: 231 [2019-09-20 13:05:49,290 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 13:05:49,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2019-09-20 13:05:49,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 213. [2019-09-20 13:05:49,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2019-09-20 13:05:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 243 transitions. [2019-09-20 13:05:49,333 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 243 transitions. Word has length 70 [2019-09-20 13:05:49,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:49,334 INFO L475 AbstractCegarLoop]: Abstraction has 213 states and 243 transitions. [2019-09-20 13:05:49,334 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 243 transitions. [2019-09-20 13:05:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-09-20 13:05:49,336 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:49,336 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 13:05:49,336 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:49,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:49,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1731142584, now seen corresponding path program 1 times [2019-09-20 13:05:49,337 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:49,337 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:49,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:49,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:49,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:49,440 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 13:05:49,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:49,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:49,442 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:49,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:49,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:49,443 INFO L87 Difference]: Start difference. First operand 213 states and 243 transitions. Second operand 6 states. [2019-09-20 13:05:49,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:49,644 INFO L93 Difference]: Finished difference Result 514 states and 619 transitions. [2019-09-20 13:05:49,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:49,644 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2019-09-20 13:05:49,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:49,648 INFO L225 Difference]: With dead ends: 514 [2019-09-20 13:05:49,649 INFO L226 Difference]: Without dead ends: 325 [2019-09-20 13:05:49,650 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 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 13:05:49,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2019-09-20 13:05:49,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 321. [2019-09-20 13:05:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-09-20 13:05:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 373 transitions. [2019-09-20 13:05:49,696 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 373 transitions. Word has length 84 [2019-09-20 13:05:49,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:49,697 INFO L475 AbstractCegarLoop]: Abstraction has 321 states and 373 transitions. [2019-09-20 13:05:49,697 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 373 transitions. [2019-09-20 13:05:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:49,699 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:49,700 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 13:05:49,700 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:49,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:49,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1024694334, now seen corresponding path program 1 times [2019-09-20 13:05:49,701 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:49,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:49,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:49,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:49,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:49,838 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 13:05:49,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:49,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:49,840 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:49,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:49,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:49,840 INFO L87 Difference]: Start difference. First operand 321 states and 373 transitions. Second operand 6 states. [2019-09-20 13:05:50,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:50,159 INFO L93 Difference]: Finished difference Result 694 states and 840 transitions. [2019-09-20 13:05:50,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:50,161 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:05:50,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:50,169 INFO L225 Difference]: With dead ends: 694 [2019-09-20 13:05:50,169 INFO L226 Difference]: Without dead ends: 505 [2019-09-20 13:05:50,171 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 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 13:05:50,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2019-09-20 13:05:50,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 487. [2019-09-20 13:05:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2019-09-20 13:05:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 579 transitions. [2019-09-20 13:05:50,215 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 579 transitions. Word has length 88 [2019-09-20 13:05:50,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:50,216 INFO L475 AbstractCegarLoop]: Abstraction has 487 states and 579 transitions. [2019-09-20 13:05:50,216 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 579 transitions. [2019-09-20 13:05:50,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:50,218 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:50,219 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 13:05:50,219 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:50,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:50,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1947377917, now seen corresponding path program 1 times [2019-09-20 13:05:50,219 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:50,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:50,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:50,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:50,312 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 13:05:50,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:50,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:50,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:50,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:50,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:50,314 INFO L87 Difference]: Start difference. First operand 487 states and 579 transitions. Second operand 5 states. [2019-09-20 13:05:50,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:50,374 INFO L93 Difference]: Finished difference Result 852 states and 1034 transitions. [2019-09-20 13:05:50,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 13:05:50,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2019-09-20 13:05:50,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:50,379 INFO L225 Difference]: With dead ends: 852 [2019-09-20 13:05:50,379 INFO L226 Difference]: Without dead ends: 497 [2019-09-20 13:05:50,380 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:50,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2019-09-20 13:05:50,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 491. [2019-09-20 13:05:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2019-09-20 13:05:50,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 582 transitions. [2019-09-20 13:05:50,422 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 582 transitions. Word has length 88 [2019-09-20 13:05:50,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:50,422 INFO L475 AbstractCegarLoop]: Abstraction has 491 states and 582 transitions. [2019-09-20 13:05:50,423 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 582 transitions. [2019-09-20 13:05:50,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:50,427 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:50,427 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 13:05:50,427 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:50,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:50,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1503583877, now seen corresponding path program 1 times [2019-09-20 13:05:50,428 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:50,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:50,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:50,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:50,535 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 13:05:50,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:50,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-20 13:05:50,536 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-20 13:05:50,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-20 13:05:50,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:50,537 INFO L87 Difference]: Start difference. First operand 491 states and 582 transitions. Second operand 9 states. [2019-09-20 13:05:50,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:50,608 INFO L93 Difference]: Finished difference Result 964 states and 1166 transitions. [2019-09-20 13:05:50,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 13:05:50,609 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2019-09-20 13:05:50,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:50,612 INFO L225 Difference]: With dead ends: 964 [2019-09-20 13:05:50,613 INFO L226 Difference]: Without dead ends: 497 [2019-09-20 13:05:50,615 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:50,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2019-09-20 13:05:50,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 491. [2019-09-20 13:05:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2019-09-20 13:05:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 580 transitions. [2019-09-20 13:05:50,644 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 580 transitions. Word has length 88 [2019-09-20 13:05:50,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:50,645 INFO L475 AbstractCegarLoop]: Abstraction has 491 states and 580 transitions. [2019-09-20 13:05:50,645 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-20 13:05:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 580 transitions. [2019-09-20 13:05:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-20 13:05:50,647 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:50,647 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:50,647 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:50,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:50,648 INFO L82 PathProgramCache]: Analyzing trace with hash -254991864, now seen corresponding path program 1 times [2019-09-20 13:05:50,648 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:50,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:50,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:50,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:50,747 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 13:05:50,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:50,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-20 13:05:50,748 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-20 13:05:50,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-20 13:05:50,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:50,748 INFO L87 Difference]: Start difference. First operand 491 states and 580 transitions. Second operand 10 states. [2019-09-20 13:05:51,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:51,114 INFO L93 Difference]: Finished difference Result 964 states and 1142 transitions. [2019-09-20 13:05:51,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-20 13:05:51,115 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 89 [2019-09-20 13:05:51,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:51,119 INFO L225 Difference]: With dead ends: 964 [2019-09-20 13:05:51,119 INFO L226 Difference]: Without dead ends: 497 [2019-09-20 13:05:51,120 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:51,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2019-09-20 13:05:51,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 480. [2019-09-20 13:05:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2019-09-20 13:05:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 549 transitions. [2019-09-20 13:05:51,147 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 549 transitions. Word has length 89 [2019-09-20 13:05:51,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:51,148 INFO L475 AbstractCegarLoop]: Abstraction has 480 states and 549 transitions. [2019-09-20 13:05:51,148 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-20 13:05:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 549 transitions. [2019-09-20 13:05:51,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-20 13:05:51,151 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:51,151 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:51,152 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:51,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:51,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1640588829, now seen corresponding path program 1 times [2019-09-20 13:05:51,152 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:51,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:51,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:51,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:51,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-09-20 13:05:51,227 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:51,228 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 13:05:51,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:51,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-20 13:05:51,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:51,635 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:05:51,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-09-20 13:05:51,636 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-20 13:05:51,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-20 13:05:51,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:51,637 INFO L87 Difference]: Start difference. First operand 480 states and 549 transitions. Second operand 13 states. [2019-09-20 13:05:53,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:53,351 INFO L93 Difference]: Finished difference Result 1174 states and 1452 transitions. [2019-09-20 13:05:53,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-09-20 13:05:53,352 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 134 [2019-09-20 13:05:53,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:53,357 INFO L225 Difference]: With dead ends: 1174 [2019-09-20 13:05:53,357 INFO L226 Difference]: Without dead ends: 786 [2019-09-20 13:05:53,359 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2019-09-20 13:05:53,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2019-09-20 13:05:53,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 673. [2019-09-20 13:05:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2019-09-20 13:05:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 763 transitions. [2019-09-20 13:05:53,403 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 763 transitions. Word has length 134 [2019-09-20 13:05:53,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:53,403 INFO L475 AbstractCegarLoop]: Abstraction has 673 states and 763 transitions. [2019-09-20 13:05:53,403 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-20 13:05:53,404 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 763 transitions. [2019-09-20 13:05:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-20 13:05:53,406 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:53,407 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:53,407 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:53,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:53,408 INFO L82 PathProgramCache]: Analyzing trace with hash 2112238304, now seen corresponding path program 1 times [2019-09-20 13:05:53,408 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:53,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:53,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:53,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:53,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-20 13:05:53,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:53,500 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 13:05:53,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:53,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-20 13:05:53,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-20 13:05:53,892 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:05:53,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-20 13:05:53,893 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-20 13:05:53,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-20 13:05:53,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-20 13:05:53,894 INFO L87 Difference]: Start difference. First operand 673 states and 763 transitions. Second operand 15 states. [2019-09-20 13:05:57,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:57,201 INFO L93 Difference]: Finished difference Result 2531 states and 3632 transitions. [2019-09-20 13:05:57,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-20 13:05:57,201 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 138 [2019-09-20 13:05:57,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:57,206 INFO L225 Difference]: With dead ends: 2531 [2019-09-20 13:05:57,206 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:57,214 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-20 13:05:57,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:57,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:57,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:57,217 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2019-09-20 13:05:57,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:57,217 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:57,217 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-20 13:05:57,217 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:57,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:57,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:58,587 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 22 [2019-09-20 13:05:59,067 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-09-20 13:05:59,268 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 21 [2019-09-20 13:05:59,428 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-20 13:05:59,662 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 31 [2019-09-20 13:06:00,233 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2019-09-20 13:06:00,352 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 19 [2019-09-20 13:06:00,769 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-09-20 13:06:00,983 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 26 [2019-09-20 13:06:01,304 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 23 [2019-09-20 13:06:01,417 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 21 [2019-09-20 13:06:01,576 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 22 [2019-09-20 13:06:01,888 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-09-20 13:06:02,182 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 24 [2019-09-20 13:06:02,627 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 21 [2019-09-20 13:06:03,508 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 42 [2019-09-20 13:06:03,742 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2019-09-20 13:06:03,941 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 576 580) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point L570-2(lines 570 591) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 545 600) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point L592(lines 569 593) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 545 600) no Hoare annotation was computed. [2019-09-20 13:06:03,942 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 545 600) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 637) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point L633-1(lines 633 637) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 601 660) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point L627-2(lines 627 652) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 601 660) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point L653(lines 626 654) no Hoare annotation was computed. [2019-09-20 13:06:03,943 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 601 660) no Hoare annotation was computed. [2019-09-20 13:06:03,944 INFO L443 ceAbstractionStarter]: For program point L646(line 646) no Hoare annotation was computed. [2019-09-20 13:06:03,944 INFO L443 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2019-09-20 13:06:03,944 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 476 482) the Hoare annotation is: true [2019-09-20 13:06:03,944 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 476 482) no Hoare annotation was computed. [2019-09-20 13:06:03,945 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 483 491) no Hoare annotation was computed. [2019-09-20 13:06:03,945 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 483 491) the Hoare annotation is: true [2019-09-20 13:06:03,945 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 483 491) no Hoare annotation was computed. [2019-09-20 13:06:03,945 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 931 953) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,945 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 931 953) no Hoare annotation was computed. [2019-09-20 13:06:03,946 INFO L439 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 1) (= ~pumpRunning~0 0))) [2019-09-20 13:06:03,947 INFO L439 ceAbstractionStarter]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 1) (= ~pumpRunning~0 0))) [2019-09-20 13:06:03,947 INFO L443 ceAbstractionStarter]: For program point L941(lines 941 948) no Hoare annotation was computed. [2019-09-20 13:06:03,947 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 931 953) no Hoare annotation was computed. [2019-09-20 13:06:03,947 INFO L443 ceAbstractionStarter]: For program point L941-1(lines 941 948) no Hoare annotation was computed. [2019-09-20 13:06:03,947 INFO L443 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2019-09-20 13:06:03,948 INFO L439 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,948 INFO L439 ceAbstractionStarter]: At program point L937(line 937) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,949 INFO L439 ceAbstractionStarter]: At program point L937-1(line 937) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 890 913) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 890 913) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 890 913) no Hoare annotation was computed. [2019-09-20 13:06:03,949 INFO L443 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2019-09-20 13:06:03,950 INFO L443 ceAbstractionStarter]: For program point L900(line 900) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point L898(line 898) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 164 172) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 164 172) the Hoare annotation is: true [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 164 172) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 241) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L446 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: true [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point L237-2(lines 237 241) no Hoare annotation was computed. [2019-09-20 13:06:03,951 INFO L443 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 228 246) the Hoare annotation is: true [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 228 246) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 228 246) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point L192(lines 192 200) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point L192-2(lines 192 200) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point L180-2(lines 180 188) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 173 208) no Hoare annotation was computed. [2019-09-20 13:06:03,952 INFO L443 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 173 208) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 173 208) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 469 475) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 469 475) the Hoare annotation is: true [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 499 544) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 499 544) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 499 544) no Hoare annotation was computed. [2019-09-20 13:06:03,953 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 839) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point L826(lines 826 846) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 812 857) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point L826-1(lines 826 846) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 812 857) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 812 857) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 921 930) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 921 930) no Hoare annotation was computed. [2019-09-20 13:06:03,954 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 921 930) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 153 163) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 153 163) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 153 163) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 145 152) the Hoare annotation is: (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 145 152) no Hoare annotation was computed. [2019-09-20 13:06:03,955 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 145 152) no Hoare annotation was computed. [2019-09-20 13:06:03,956 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 431 444) no Hoare annotation was computed. [2019-09-20 13:06:03,956 INFO L443 ceAbstractionStarter]: For program point L435(lines 435 441) no Hoare annotation was computed. [2019-09-20 13:06:03,956 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 431 444) the Hoare annotation is: true [2019-09-20 13:06:03,956 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 431 444) no Hoare annotation was computed. [2019-09-20 13:06:03,956 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0) (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-09-20 13:06:03,956 INFO L439 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0) (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-09-20 13:06:03,957 INFO L443 ceAbstractionStarter]: For program point L120(lines 120 128) no Hoare annotation was computed. [2019-09-20 13:06:03,957 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 112 136) no Hoare annotation was computed. [2019-09-20 13:06:03,957 INFO L439 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0) (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-09-20 13:06:03,957 INFO L443 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2019-09-20 13:06:03,957 INFO L443 ceAbstractionStarter]: For program point L116(lines 116 133) no Hoare annotation was computed. [2019-09-20 13:06:03,957 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 112 136) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:06:03,958 INFO L439 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:06:03,958 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 112 136) no Hoare annotation was computed. [2019-09-20 13:06:03,958 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 78 84) no Hoare annotation was computed. [2019-09-20 13:06:03,958 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 78 84) the Hoare annotation is: true [2019-09-20 13:06:03,958 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 251 314) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,958 INFO L439 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:06:03,958 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 287) no Hoare annotation was computed. [2019-09-20 13:06:03,959 INFO L443 ceAbstractionStarter]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2019-09-20 13:06:03,959 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 251 314) no Hoare annotation was computed. [2019-09-20 13:06:03,959 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:06:03,959 INFO L439 ceAbstractionStarter]: At program point L304(lines 261 306) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse0 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:06:03,959 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 277) no Hoare annotation was computed. [2019-09-20 13:06:03,959 INFO L443 ceAbstractionStarter]: For program point L271-1(lines 271 277) no Hoare annotation was computed. [2019-09-20 13:06:03,959 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-09-20 13:06:03,960 INFO L439 ceAbstractionStarter]: At program point L307(lines 260 308) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,960 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 301) no Hoare annotation was computed. [2019-09-20 13:06:03,961 INFO L439 ceAbstractionStarter]: At program point L297-2(lines 291 302) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:06:03,961 INFO L443 ceAbstractionStarter]: For program point L262(lines 261 306) no Hoare annotation was computed. [2019-09-20 13:06:03,961 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 302) no Hoare annotation was computed. [2019-09-20 13:06:03,961 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 251 314) no Hoare annotation was computed. [2019-09-20 13:06:03,961 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 766 811) no Hoare annotation was computed. [2019-09-20 13:06:03,961 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 766 811) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 793) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 766 811) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 800) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point L780-1(lines 780 800) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 445 453) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 445 453) the Hoare annotation is: true [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 445 453) no Hoare annotation was computed. [2019-09-20 13:06:03,962 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 399 421) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 415) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 399 421) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point L407-2(lines 407 415) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 399 421) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 459 468) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 459 468) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 459 468) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 663 765) no Hoare annotation was computed. [2019-09-20 13:06:03,963 INFO L443 ceAbstractionStarter]: For program point L733(lines 711 734) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 708) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 759) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L713(lines 712 732) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L744(line 744) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L744-1(line 744) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 663 765) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 750) no Hoare annotation was computed. [2019-09-20 13:06:03,964 INFO L443 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 663 765) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 762) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point L714(lines 714 718) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point L712-2(lines 712 732) no Hoare annotation was computed. [2019-09-20 13:06:03,965 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,966 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-09-20 13:06:03,966 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,967 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 137 144) no Hoare annotation was computed. [2019-09-20 13:06:03,967 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 137 144) no Hoare annotation was computed. [2019-09-20 13:06:03,967 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 137 144) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:06:03,967 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 209 227) no Hoare annotation was computed. [2019-09-20 13:06:03,967 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-09-20 13:06:03,968 INFO L446 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: true [2019-09-20 13:06:03,968 INFO L443 ceAbstractionStarter]: For program point L218-2(lines 218 222) no Hoare annotation was computed. [2019-09-20 13:06:03,968 INFO L443 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2019-09-20 13:06:03,968 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 209 227) the Hoare annotation is: true [2019-09-20 13:06:03,968 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 209 227) no Hoare annotation was computed. [2019-09-20 13:06:03,968 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 422 430) the Hoare annotation is: true [2019-09-20 13:06:03,968 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 422 430) no Hoare annotation was computed. [2019-09-20 13:06:03,968 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 422 430) no Hoare annotation was computed. [2019-09-20 13:06:03,969 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2019-09-20 13:06:03,969 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 378 389) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| 0)) (.cse5 (not (<= 1 ~systemActive~0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (let ((.cse2 (not .cse6)) (.cse3 (or (not (= 1 ~pumpRunning~0)) .cse5)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not .cse0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse0 .cse1 .cse5) (or .cse1 .cse6 .cse7 .cse3) (or .cse4 .cse6 .cse1 .cse7 .cse5)))) [2019-09-20 13:06:03,969 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 378 389) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 390 398) the Hoare annotation is: true [2019-09-20 13:06:03,970 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 390 398) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 390 398) no Hoare annotation was computed. [2019-09-20 13:06:03,970 INFO L439 ceAbstractionStarter]: At program point L65(lines 65 71) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (<= ~waterLevel~0 1) .cse2) (and (<= ~waterLevel~0 2) .cse3) .cse4) (or .cse5 (or (not (<= |old(~waterLevel~0)| 0)) .cse0 .cse4)) (let ((.cse6 (<= ~waterLevel~0 0)) (.cse7 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse5 .cse3 .cse6) (and .cse7 .cse3) .cse1 (and .cse5 .cse6 .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse4) (and .cse7 .cse2))) (or (= 1 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse4))) [2019-09-20 13:06:03,971 INFO L439 ceAbstractionStarter]: At program point L60(line 60) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (or .cse2 .cse3))) (and (or .cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse1) (or (= 1 ~waterLevel~0) .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse3) (or (<= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= |old(~waterLevel~0)| 1)) .cse1)))) [2019-09-20 13:06:03,971 INFO L443 ceAbstractionStarter]: For program point L58(lines 57 76) no Hoare annotation was computed. [2019-09-20 13:06:03,971 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 54 77) the Hoare annotation is: (let ((.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (or .cse4 .cse6)) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse1) (or .cse3 .cse4 .cse5 .cse6) (or (= ~pumpRunning~0 0) .cse7 .cse0 .cse6) (or .cse3 .cse7 .cse5 .cse6) (or .cse7 .cse2 .cse0 .cse6)))) [2019-09-20 13:06:03,971 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 54 77) no Hoare annotation was computed. [2019-09-20 13:06:03,971 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 54 77) no Hoare annotation was computed. [2019-09-20 13:06:03,972 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 0) .cse0 .cse1 .cse2) (let ((.cse4 (= ~pumpRunning~0 1))) (or (and .cse3 .cse4 (<= ~waterLevel~0 0)) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse4) .cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse2))) (or (= 1 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse3 .cse1 .cse2))) [2019-09-20 13:06:03,972 INFO L443 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2019-09-20 13:06:03,972 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 860 889) no Hoare annotation was computed. [2019-09-20 13:06:03,972 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 860 889) the Hoare annotation is: true [2019-09-20 13:06:03,972 INFO L446 ceAbstractionStarter]: At program point L885(lines 860 889) the Hoare annotation is: true [2019-09-20 13:06:03,972 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-09-20 13:06:03,972 INFO L443 ceAbstractionStarter]: For program point L874(lines 874 878) no Hoare annotation was computed. [2019-09-20 13:06:03,973 INFO L446 ceAbstractionStarter]: At program point L874-1(lines 874 878) the Hoare annotation is: true [2019-09-20 13:06:03,973 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-09-20 13:06:03,974 INFO L446 ceAbstractionStarter]: At program point L870-2(lines 870 884) the Hoare annotation is: true [2019-09-20 13:06:03,974 INFO L446 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: true [2019-09-20 13:06:03,974 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 318 350) no Hoare annotation was computed. [2019-09-20 13:06:03,974 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 318 350) the Hoare annotation is: true [2019-09-20 13:06:03,974 INFO L439 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (not (= 1 ~pumpRunning~0)) .cse0) (or (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-20 13:06:03,974 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 343) no Hoare annotation was computed. [2019-09-20 13:06:03,974 INFO L439 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2) (or .cse3 (not (= 0 ~pumpRunning~0)) .cse2) (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~5) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2))) [2019-09-20 13:06:03,975 INFO L443 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2019-09-20 13:06:03,975 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 346) no Hoare annotation was computed. [2019-09-20 13:06:03,975 INFO L443 ceAbstractionStarter]: For program point L333-1(lines 318 350) no Hoare annotation was computed. [2019-09-20 13:06:03,975 INFO L439 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~5)) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3))) [2019-09-20 13:06:03,975 INFO L443 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2019-09-20 13:06:03,975 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-09-20 13:06:03,976 INFO L446 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: true [2019-09-20 13:06:03,976 INFO L443 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2019-09-20 13:06:03,977 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 354 365) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (or (= 0 ~pumpRunning~0) .cse2))) (and (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1) (or (= 1 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (or (not (<= |old(~waterLevel~0)| 2)) .cse0 (<= ~waterLevel~0 2) .cse1)))) [2019-09-20 13:06:03,977 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 354 365) no Hoare annotation was computed. [2019-09-20 13:06:03,977 INFO L443 ceAbstractionStarter]: For program point L358-1(lines 354 365) no Hoare annotation was computed. [2019-09-20 13:06:03,977 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 914 920) no Hoare annotation was computed. [2019-09-20 13:06:03,977 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 914 920) the Hoare annotation is: true [2019-09-20 13:06:03,977 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,978 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-20 13:06:03,978 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:06:03,978 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:03,978 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 86 110) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:06:03,978 INFO L439 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~0) .cse1) .cse2)) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse2))) [2019-09-20 13:06:03,978 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 102) no Hoare annotation was computed. [2019-09-20 13:06:03,979 INFO L439 ceAbstractionStarter]: At program point L92(line 92) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:06:03,979 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 86 110) no Hoare annotation was computed. [2019-09-20 13:06:03,979 INFO L443 ceAbstractionStarter]: For program point L92-1(line 92) no Hoare annotation was computed. [2019-09-20 13:06:03,979 INFO L443 ceAbstractionStarter]: For program point L90(lines 90 107) no Hoare annotation was computed. [2019-09-20 13:06:03,979 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0) (or (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-09-20 13:06:03,979 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 86 110) no Hoare annotation was computed. [2019-09-20 13:06:03,979 INFO L439 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-09-20 13:06:03,980 INFO L443 ceAbstractionStarter]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2019-09-20 13:06:03,980 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 366 377) no Hoare annotation was computed. [2019-09-20 13:06:03,980 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 366 377) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2) (or .cse0 .cse1 .cse3 .cse2) (or (not (<= |old(~waterLevel~0)| 2)) .cse3 (<= ~waterLevel~0 2) .cse2))) [2019-09-20 13:06:03,980 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 955 962) no Hoare annotation was computed. [2019-09-20 13:06:03,980 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2019-09-20 13:06:03,980 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 955 962) the Hoare annotation is: true [2019-09-20 13:06:03,980 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 955 962) no Hoare annotation was computed. [2019-09-20 13:06:04,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:06:03 BoogieIcfgContainer [2019-09-20 13:06:04,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:06:04,003 INFO L168 Benchmark]: Toolchain (without parser) took 18691.71 ms. Allocated memory was 132.1 MB in the beginning and 533.7 MB in the end (delta: 401.6 MB). Free memory was 84.8 MB in the beginning and 430.9 MB in the end (delta: -346.1 MB). Peak memory consumption was 414.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,005 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.42 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.6 MB in the beginning and 163.0 MB in the end (delta: -78.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,012 INFO L168 Benchmark]: Boogie Preprocessor took 101.26 ms. Allocated memory is still 199.2 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,014 INFO L168 Benchmark]: RCFGBuilder took 1246.63 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.6 MB in the beginning and 189.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,015 INFO L168 Benchmark]: TraceAbstraction took 16665.02 ms. Allocated memory was 221.8 MB in the beginning and 533.7 MB in the end (delta: 312.0 MB). Free memory was 189.3 MB in the beginning and 430.9 MB in the end (delta: -241.6 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:04,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.42 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.6 MB in the beginning and 163.0 MB in the end (delta: -78.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.26 ms. Allocated memory is still 199.2 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1246.63 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.6 MB in the beginning and 189.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16665.02 ms. Allocated memory was 221.8 MB in the beginning and 533.7 MB in the end (delta: 312.0 MB). Free memory was 189.3 MB in the beginning and 430.9 MB in the end (delta: -241.6 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 959]: 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: 261]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 1)) || ((0 == splverifierCounter && waterLevel <= 1) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 238 locations, 1 error locations. SAFE Result, 16.5s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 6.9s AutomataDifference, 0.0s DeadEndRemovalTime, 6.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1835 SDtfs, 1822 SDslu, 5696 SDs, 0 SdLazy, 4665 SolverSat, 1006 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 312 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 533 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=673occurred in iteration=10, 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: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 182 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 2092 PreInvPairs, 2655 NumberOfFragments, 1492 HoareAnnotationTreeSize, 2092 FomulaSimplifications, 18718 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 25676 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1213 NumberOfCodeBlocks, 1213 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1200 ConstructedInterpolants, 0 QuantifiedInterpolants, 214179 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1686 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 80/96 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...