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_spec5_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:39:18,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:39:18,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:39:18,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:39:18,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:39:18,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:39:18,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:39:18,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:39:18,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:39:18,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:39:18,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:39:18,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:39:18,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:39:18,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:39:18,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:39:18,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:39:18,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:39:18,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:39:18,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:39:18,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:39:18,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:39:18,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:39:18,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:39:18,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:39:18,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:39:18,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:39:18,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:39:18,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:39:18,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:39:18,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:39:18,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:39:18,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:39:18,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:39:18,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:39:18,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:39:18,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:39:18,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:39:18,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:39:18,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:39:18,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:39:18,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:39:18,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:39:18,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:39:18,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:39:18,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:39:18,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:39:18,307 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:39:18,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:39:18,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:39:18,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:39:18,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:39:18,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:39:18,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:39:18,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:39:18,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:39:18,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:39:18,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:39:18,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:39:18,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:39:18,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:39:18,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:39:18,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:39:18,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:39:18,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:39:18,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:39:18,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:39:18,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:39:18,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:39:18,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:39:18,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:39:18,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:39:18,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:39:18,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:39:18,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:39:18,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:39:18,375 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:39:18,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product58.cil.c [2019-09-16 16:39:18,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b515cd72/e330f545635844eeb9ae9dc9508ff29c/FLAGf52a879a3 [2019-09-16 16:39:18,951 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:39:18,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product58.cil.c [2019-09-16 16:39:18,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b515cd72/e330f545635844eeb9ae9dc9508ff29c/FLAGf52a879a3 [2019-09-16 16:39:19,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b515cd72/e330f545635844eeb9ae9dc9508ff29c [2019-09-16 16:39:19,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:39:19,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:39:19,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:39:19,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:39:19,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:39:19,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:19,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c31c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19, skipping insertion in model container [2019-09-16 16:39:19,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:19,277 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:39:19,356 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:39:19,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:39:19,825 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:39:19,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:39:19,985 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:39:19,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19 WrapperNode [2019-09-16 16:39:19,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:39:19,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:39:19,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:39:19,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:39:19,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:19,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... [2019-09-16 16:39:20,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:39:20,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:39:20,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:39:20,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:39:20,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:39:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:39:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:39:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:39:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:39:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:39:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:39:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:39:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:39:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:39:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:39:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:39:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:39:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:39:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:39:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:39:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:39:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:39:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:39:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:39:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:39:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:39:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:39:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:39:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:39:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:39:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:39:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:39:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:39:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:39:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 16:39:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:39:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:39:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:39:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:39:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:39:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:39:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:39:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:39:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:39:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:39:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:39:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:39:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:39:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:39:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:39:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:39:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:39:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:39:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:39:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:39:21,279 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:39:21,279 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:39:21,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:39:21 BoogieIcfgContainer [2019-09-16 16:39:21,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:39:21,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:39:21,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:39:21,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:39:21,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:39:19" (1/3) ... [2019-09-16 16:39:21,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d035b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:39:21, skipping insertion in model container [2019-09-16 16:39:21,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:39:19" (2/3) ... [2019-09-16 16:39:21,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d035b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:39:21, skipping insertion in model container [2019-09-16 16:39:21,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:39:21" (3/3) ... [2019-09-16 16:39:21,292 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58.cil.c [2019-09-16 16:39:21,303 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:39:21,315 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:39:21,332 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:39:21,376 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:39:21,376 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:39:21,376 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:39:21,377 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:39:21,377 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:39:21,377 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:39:21,377 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:39:21,377 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:39:21,377 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:39:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2019-09-16 16:39:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-16 16:39:21,411 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:21,412 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:21,415 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:21,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:21,421 INFO L82 PathProgramCache]: Analyzing trace with hash -229262266, now seen corresponding path program 1 times [2019-09-16 16:39:21,423 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:21,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:21,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:21,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:21,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:21,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:21,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:39:21,815 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:39:21,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:39:21,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:39:21,832 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2019-09-16 16:39:21,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:21,881 INFO L93 Difference]: Finished difference Result 310 states and 377 transitions. [2019-09-16 16:39:21,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:39:21,883 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-16 16:39:21,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:21,902 INFO L225 Difference]: With dead ends: 310 [2019-09-16 16:39:21,902 INFO L226 Difference]: Without dead ends: 157 [2019-09-16 16:39:21,913 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:39:21,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-09-16 16:39:21,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-09-16 16:39:21,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-09-16 16:39:21,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 182 transitions. [2019-09-16 16:39:21,973 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 182 transitions. Word has length 59 [2019-09-16 16:39:21,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:21,974 INFO L475 AbstractCegarLoop]: Abstraction has 157 states and 182 transitions. [2019-09-16 16:39:21,974 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:39:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions. [2019-09-16 16:39:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-16 16:39:21,979 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:21,979 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:21,979 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:21,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:21,980 INFO L82 PathProgramCache]: Analyzing trace with hash -751857026, now seen corresponding path program 1 times [2019-09-16 16:39:21,980 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:21,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:21,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:21,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:21,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:22,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:22,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:22,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:39:22,140 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:39:22,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:39:22,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:39:22,142 INFO L87 Difference]: Start difference. First operand 157 states and 182 transitions. Second operand 3 states. [2019-09-16 16:39:22,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:22,201 INFO L93 Difference]: Finished difference Result 255 states and 295 transitions. [2019-09-16 16:39:22,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:39:22,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-09-16 16:39:22,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:22,207 INFO L225 Difference]: With dead ends: 255 [2019-09-16 16:39:22,207 INFO L226 Difference]: Without dead ends: 148 [2019-09-16 16:39:22,211 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:39:22,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-09-16 16:39:22,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-09-16 16:39:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-09-16 16:39:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 170 transitions. [2019-09-16 16:39:22,240 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 170 transitions. Word has length 60 [2019-09-16 16:39:22,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:22,241 INFO L475 AbstractCegarLoop]: Abstraction has 148 states and 170 transitions. [2019-09-16 16:39:22,241 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:39:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 170 transitions. [2019-09-16 16:39:22,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-09-16 16:39:22,244 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:22,244 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:22,244 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:22,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:22,245 INFO L82 PathProgramCache]: Analyzing trace with hash -8533593, now seen corresponding path program 1 times [2019-09-16 16:39:22,245 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:22,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:22,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:22,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:22,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:22,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:22,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:39:22,394 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:39:22,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:39:22,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:39:22,395 INFO L87 Difference]: Start difference. First operand 148 states and 170 transitions. Second operand 7 states. [2019-09-16 16:39:22,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:22,811 INFO L93 Difference]: Finished difference Result 268 states and 313 transitions. [2019-09-16 16:39:22,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:39:22,812 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-09-16 16:39:22,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:22,815 INFO L225 Difference]: With dead ends: 268 [2019-09-16 16:39:22,815 INFO L226 Difference]: Without dead ends: 148 [2019-09-16 16:39:22,817 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:39:22,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-09-16 16:39:22,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-09-16 16:39:22,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-09-16 16:39:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 169 transitions. [2019-09-16 16:39:22,833 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 169 transitions. Word has length 65 [2019-09-16 16:39:22,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:22,836 INFO L475 AbstractCegarLoop]: Abstraction has 148 states and 169 transitions. [2019-09-16 16:39:22,836 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:39:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 169 transitions. [2019-09-16 16:39:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-09-16 16:39:22,843 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:22,866 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:22,866 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:22,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:22,867 INFO L82 PathProgramCache]: Analyzing trace with hash -2138732759, now seen corresponding path program 1 times [2019-09-16 16:39:22,867 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:22,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:22,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:22,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:22,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:23,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:23,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:39:23,038 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:39:23,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:39:23,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:39:23,039 INFO L87 Difference]: Start difference. First operand 148 states and 169 transitions. Second operand 5 states. [2019-09-16 16:39:23,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:23,607 INFO L93 Difference]: Finished difference Result 376 states and 449 transitions. [2019-09-16 16:39:23,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:39:23,607 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2019-09-16 16:39:23,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:23,612 INFO L225 Difference]: With dead ends: 376 [2019-09-16 16:39:23,614 INFO L226 Difference]: Without dead ends: 256 [2019-09-16 16:39:23,615 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 [2019-09-16 16:39:23,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2019-09-16 16:39:23,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 237. [2019-09-16 16:39:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2019-09-16 16:39:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 270 transitions. [2019-09-16 16:39:23,675 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 270 transitions. Word has length 78 [2019-09-16 16:39:23,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:23,676 INFO L475 AbstractCegarLoop]: Abstraction has 237 states and 270 transitions. [2019-09-16 16:39:23,676 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:39:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 270 transitions. [2019-09-16 16:39:23,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:39:23,678 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:23,678 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:23,679 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:23,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:23,679 INFO L82 PathProgramCache]: Analyzing trace with hash 2116914143, now seen corresponding path program 1 times [2019-09-16 16:39:23,679 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:23,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:23,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:23,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:23,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:39:23,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:23,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:39:23,804 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:39:23,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:39:23,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:39:23,805 INFO L87 Difference]: Start difference. First operand 237 states and 270 transitions. Second operand 7 states. [2019-09-16 16:39:24,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:24,495 INFO L93 Difference]: Finished difference Result 464 states and 545 transitions. [2019-09-16 16:39:24,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:39:24,496 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-09-16 16:39:24,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:24,499 INFO L225 Difference]: With dead ends: 464 [2019-09-16 16:39:24,499 INFO L226 Difference]: Without dead ends: 255 [2019-09-16 16:39:24,500 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:39:24,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2019-09-16 16:39:24,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 236. [2019-09-16 16:39:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2019-09-16 16:39:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 267 transitions. [2019-09-16 16:39:24,522 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 267 transitions. Word has length 92 [2019-09-16 16:39:24,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:24,522 INFO L475 AbstractCegarLoop]: Abstraction has 236 states and 267 transitions. [2019-09-16 16:39:24,522 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:39:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 267 transitions. [2019-09-16 16:39:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-16 16:39:24,524 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:24,524 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:24,525 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:24,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:24,525 INFO L82 PathProgramCache]: Analyzing trace with hash 660673946, now seen corresponding path program 1 times [2019-09-16 16:39:24,525 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:24,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:24,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:24,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:24,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:24,605 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:24,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:39:24,605 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:39:24,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:39:24,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:39:24,606 INFO L87 Difference]: Start difference. First operand 236 states and 267 transitions. Second operand 6 states. [2019-09-16 16:39:24,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:24,642 INFO L93 Difference]: Finished difference Result 451 states and 522 transitions. [2019-09-16 16:39:24,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:39:24,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2019-09-16 16:39:24,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:24,646 INFO L225 Difference]: With dead ends: 451 [2019-09-16 16:39:24,646 INFO L226 Difference]: Without dead ends: 243 [2019-09-16 16:39:24,647 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:39:24,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-09-16 16:39:24,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 241. [2019-09-16 16:39:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2019-09-16 16:39:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 272 transitions. [2019-09-16 16:39:24,665 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 272 transitions. Word has length 108 [2019-09-16 16:39:24,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:24,666 INFO L475 AbstractCegarLoop]: Abstraction has 241 states and 272 transitions. [2019-09-16 16:39:24,666 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:39:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 272 transitions. [2019-09-16 16:39:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-16 16:39:24,667 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:24,668 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:24,668 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:24,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:24,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1706020648, now seen corresponding path program 1 times [2019-09-16 16:39:24,668 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:24,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:24,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:24,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:24,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:24,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:39:24,771 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:39:24,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:39:24,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:39:24,772 INFO L87 Difference]: Start difference. First operand 241 states and 272 transitions. Second operand 8 states. [2019-09-16 16:39:24,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:24,828 INFO L93 Difference]: Finished difference Result 461 states and 533 transitions. [2019-09-16 16:39:24,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:39:24,829 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2019-09-16 16:39:24,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:24,831 INFO L225 Difference]: With dead ends: 461 [2019-09-16 16:39:24,831 INFO L226 Difference]: Without dead ends: 248 [2019-09-16 16:39:24,832 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:39:24,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-09-16 16:39:24,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 245. [2019-09-16 16:39:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2019-09-16 16:39:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 276 transitions. [2019-09-16 16:39:24,858 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 276 transitions. Word has length 108 [2019-09-16 16:39:24,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:24,859 INFO L475 AbstractCegarLoop]: Abstraction has 245 states and 276 transitions. [2019-09-16 16:39:24,859 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:39:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 276 transitions. [2019-09-16 16:39:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-16 16:39:24,862 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:24,862 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:24,862 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:24,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:24,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1946560777, now seen corresponding path program 1 times [2019-09-16 16:39:24,863 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:24,863 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:24,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:24,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:24,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:24,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:39:24,950 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:39:24,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:39:24,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:39:24,951 INFO L87 Difference]: Start difference. First operand 245 states and 276 transitions. Second operand 4 states. [2019-09-16 16:39:25,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:25,209 INFO L93 Difference]: Finished difference Result 701 states and 827 transitions. [2019-09-16 16:39:25,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:39:25,212 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-09-16 16:39:25,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:25,222 INFO L225 Difference]: With dead ends: 701 [2019-09-16 16:39:25,223 INFO L226 Difference]: Without dead ends: 484 [2019-09-16 16:39:25,224 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:39:25,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2019-09-16 16:39:25,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 475. [2019-09-16 16:39:25,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2019-09-16 16:39:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 550 transitions. [2019-09-16 16:39:25,266 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 550 transitions. Word has length 108 [2019-09-16 16:39:25,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:25,268 INFO L475 AbstractCegarLoop]: Abstraction has 475 states and 550 transitions. [2019-09-16 16:39:25,268 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:39:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 550 transitions. [2019-09-16 16:39:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-09-16 16:39:25,275 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:25,275 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:25,275 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:25,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:25,276 INFO L82 PathProgramCache]: Analyzing trace with hash 79738257, now seen corresponding path program 1 times [2019-09-16 16:39:25,276 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:25,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:25,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:25,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:25,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:39:25,482 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:25,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:39:25,482 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:39:25,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:39:25,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:39:25,483 INFO L87 Difference]: Start difference. First operand 475 states and 550 transitions. Second operand 9 states. [2019-09-16 16:39:26,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:26,621 INFO L93 Difference]: Finished difference Result 1254 states and 1515 transitions. [2019-09-16 16:39:26,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:39:26,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2019-09-16 16:39:26,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:26,630 INFO L225 Difference]: With dead ends: 1254 [2019-09-16 16:39:26,630 INFO L226 Difference]: Without dead ends: 879 [2019-09-16 16:39:26,632 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:39:26,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2019-09-16 16:39:26,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 798. [2019-09-16 16:39:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2019-09-16 16:39:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 913 transitions. [2019-09-16 16:39:26,683 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 913 transitions. Word has length 112 [2019-09-16 16:39:26,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:26,684 INFO L475 AbstractCegarLoop]: Abstraction has 798 states and 913 transitions. [2019-09-16 16:39:26,684 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:39:26,684 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 913 transitions. [2019-09-16 16:39:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-09-16 16:39:26,687 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:26,687 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:26,687 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:26,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:26,688 INFO L82 PathProgramCache]: Analyzing trace with hash -992810877, now seen corresponding path program 1 times [2019-09-16 16:39:26,688 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:26,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:26,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:26,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:26,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-16 16:39:26,830 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:26,830 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:26,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:27,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-16 16:39:27,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:39:27,285 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:27,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-09-16 16:39:27,286 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:39:27,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:39:27,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:39:27,287 INFO L87 Difference]: Start difference. First operand 798 states and 913 transitions. Second operand 16 states. [2019-09-16 16:39:28,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:28,655 INFO L93 Difference]: Finished difference Result 1808 states and 2145 transitions. [2019-09-16 16:39:28,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-16 16:39:28,655 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 174 [2019-09-16 16:39:28,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:28,663 INFO L225 Difference]: With dead ends: 1808 [2019-09-16 16:39:28,663 INFO L226 Difference]: Without dead ends: 1108 [2019-09-16 16:39:28,666 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2019-09-16 16:39:28,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2019-09-16 16:39:28,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 964. [2019-09-16 16:39:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2019-09-16 16:39:28,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1113 transitions. [2019-09-16 16:39:28,740 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1113 transitions. Word has length 174 [2019-09-16 16:39:28,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:28,740 INFO L475 AbstractCegarLoop]: Abstraction has 964 states and 1113 transitions. [2019-09-16 16:39:28,741 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:39:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1113 transitions. [2019-09-16 16:39:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-09-16 16:39:28,747 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:28,748 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:28,748 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:28,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:28,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1771189761, now seen corresponding path program 1 times [2019-09-16 16:39:28,749 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:28,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:28,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:28,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:28,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 71 proven. 2 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2019-09-16 16:39:28,969 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:28,969 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:29,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:29,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 1311 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:39:29,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 216 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-09-16 16:39:29,552 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:29,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12] total 16 [2019-09-16 16:39:29,555 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:39:29,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:39:29,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:39:29,556 INFO L87 Difference]: Start difference. First operand 964 states and 1113 transitions. Second operand 16 states. [2019-09-16 16:39:32,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:32,079 INFO L93 Difference]: Finished difference Result 2438 states and 3234 transitions. [2019-09-16 16:39:32,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-09-16 16:39:32,081 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 307 [2019-09-16 16:39:32,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:32,091 INFO L225 Difference]: With dead ends: 2438 [2019-09-16 16:39:32,091 INFO L226 Difference]: Without dead ends: 1525 [2019-09-16 16:39:32,095 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=913, Unknown=0, NotChecked=0, Total=1122 [2019-09-16 16:39:32,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2019-09-16 16:39:32,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 1061. [2019-09-16 16:39:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1061 states. [2019-09-16 16:39:32,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1200 transitions. [2019-09-16 16:39:32,169 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1200 transitions. Word has length 307 [2019-09-16 16:39:32,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:32,170 INFO L475 AbstractCegarLoop]: Abstraction has 1061 states and 1200 transitions. [2019-09-16 16:39:32,170 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:39:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1200 transitions. [2019-09-16 16:39:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2019-09-16 16:39:32,176 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:32,177 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:32,177 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:32,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:32,178 INFO L82 PathProgramCache]: Analyzing trace with hash -415522097, now seen corresponding path program 1 times [2019-09-16 16:39:32,178 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:32,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:32,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:32,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:32,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-09-16 16:39:32,375 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:32,375 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:32,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:32,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 1351 conjuncts, 12 conjunts are in the unsatisfiable core [2019-09-16 16:39:32,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 255 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-09-16 16:39:32,865 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:32,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-09-16 16:39:32,866 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:39:32,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:39:32,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:39:32,867 INFO L87 Difference]: Start difference. First operand 1061 states and 1200 transitions. Second operand 20 states. [2019-09-16 16:39:34,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:34,833 INFO L93 Difference]: Finished difference Result 2003 states and 2280 transitions. [2019-09-16 16:39:34,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:39:34,834 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 323 [2019-09-16 16:39:34,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:34,845 INFO L225 Difference]: With dead ends: 2003 [2019-09-16 16:39:34,845 INFO L226 Difference]: Without dead ends: 1063 [2019-09-16 16:39:34,850 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:39:34,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2019-09-16 16:39:34,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 1061. [2019-09-16 16:39:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1061 states. [2019-09-16 16:39:34,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1196 transitions. [2019-09-16 16:39:34,966 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1196 transitions. Word has length 323 [2019-09-16 16:39:34,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:34,968 INFO L475 AbstractCegarLoop]: Abstraction has 1061 states and 1196 transitions. [2019-09-16 16:39:34,968 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:39:34,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1196 transitions. [2019-09-16 16:39:34,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-09-16 16:39:34,982 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:34,983 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:34,983 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:34,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:34,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1006347224, now seen corresponding path program 1 times [2019-09-16 16:39:34,984 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:34,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:34,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:34,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:34,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-09-16 16:39:35,537 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:35,537 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:35,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:35,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 1351 conjuncts, 28 conjunts are in the unsatisfiable core [2019-09-16 16:39:35,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 181 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-09-16 16:39:35,960 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:35,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-09-16 16:39:35,961 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:39:35,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:39:35,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:39:35,962 INFO L87 Difference]: Start difference. First operand 1061 states and 1196 transitions. Second operand 14 states. [2019-09-16 16:39:38,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:38,565 INFO L93 Difference]: Finished difference Result 2274 states and 2786 transitions. [2019-09-16 16:39:38,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-09-16 16:39:38,566 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 324 [2019-09-16 16:39:38,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:38,586 INFO L225 Difference]: With dead ends: 2274 [2019-09-16 16:39:38,586 INFO L226 Difference]: Without dead ends: 1681 [2019-09-16 16:39:38,593 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 343 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:39:38,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2019-09-16 16:39:38,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1315. [2019-09-16 16:39:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1315 states. [2019-09-16 16:39:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1315 states and 1488 transitions. [2019-09-16 16:39:38,734 INFO L78 Accepts]: Start accepts. Automaton has 1315 states and 1488 transitions. Word has length 324 [2019-09-16 16:39:38,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:38,737 INFO L475 AbstractCegarLoop]: Abstraction has 1315 states and 1488 transitions. [2019-09-16 16:39:38,737 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:39:38,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1488 transitions. [2019-09-16 16:39:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2019-09-16 16:39:38,752 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:38,753 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-16 16:39:38,753 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:38,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:38,753 INFO L82 PathProgramCache]: Analyzing trace with hash 861758707, now seen corresponding path program 1 times [2019-09-16 16:39:38,754 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:38,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:38,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:38,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:38,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 180 proven. 25 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2019-09-16 16:39:39,248 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:39,248 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:39,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:39,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-16 16:39:39,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:39,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:39:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 374 proven. 16 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-09-16 16:39:39,756 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:39,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 20 [2019-09-16 16:39:39,758 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:39:39,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:39:39,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:39:39,759 INFO L87 Difference]: Start difference. First operand 1315 states and 1488 transitions. Second operand 20 states. [2019-09-16 16:39:42,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:42,738 INFO L93 Difference]: Finished difference Result 2124 states and 2421 transitions. [2019-09-16 16:39:42,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-09-16 16:39:42,739 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 393 [2019-09-16 16:39:42,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:42,740 INFO L225 Difference]: With dead ends: 2124 [2019-09-16 16:39:42,741 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:39:42,747 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=387, Invalid=1419, Unknown=0, NotChecked=0, Total=1806 [2019-09-16 16:39:42,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:39:42,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:39:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:39:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:39:42,748 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 393 [2019-09-16 16:39:42,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:42,748 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:39:42,748 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:39:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:39:42,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:39:42,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:39:43,636 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 108 [2019-09-16 16:39:43,963 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 108 [2019-09-16 16:39:44,458 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2019-09-16 16:39:44,763 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2019-09-16 16:39:45,169 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 38 [2019-09-16 16:39:45,307 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2019-09-16 16:39:45,770 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 43 [2019-09-16 16:39:46,280 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 32 [2019-09-16 16:39:46,891 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2019-09-16 16:39:47,468 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 52 [2019-09-16 16:39:47,639 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2019-09-16 16:39:47,783 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2019-09-16 16:39:48,348 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2019-09-16 16:39:48,619 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2019-09-16 16:39:48,794 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-09-16 16:39:49,055 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 25 [2019-09-16 16:39:49,306 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 31 [2019-09-16 16:39:49,486 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2019-09-16 16:39:49,742 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 25 [2019-09-16 16:39:49,975 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 33 [2019-09-16 16:39:50,287 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2019-09-16 16:39:50,485 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 29 [2019-09-16 16:39:50,963 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2019-09-16 16:39:51,360 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 32 [2019-09-16 16:39:51,589 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2019-09-16 16:39:52,116 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2019-09-16 16:39:52,713 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 52 [2019-09-16 16:39:53,049 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 37 [2019-09-16 16:39:53,316 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-09-16 16:39:53,319 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 289) no Hoare annotation was computed. [2019-09-16 16:39:53,319 INFO L443 ceAbstractionStarter]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2019-09-16 16:39:53,319 INFO L443 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2019-09-16 16:39:53,319 INFO L443 ceAbstractionStarter]: For program point L279-2(lines 279 300) no Hoare annotation was computed. [2019-09-16 16:39:53,319 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 254 309) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L301(lines 278 302) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 254 309) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 254 309) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 346) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 310 369) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L342-1(lines 342 346) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 310 369) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L336-2(lines 336 361) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L362(lines 335 363) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 310 369) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L355(line 355) no Hoare annotation was computed. [2019-09-16 16:39:53,320 INFO L443 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2019-09-16 16:39:53,321 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true [2019-09-16 16:39:53,321 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed. [2019-09-16 16:39:53,321 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed. [2019-09-16 16:39:53,321 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true [2019-09-16 16:39:53,321 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed. [2019-09-16 16:39:53,321 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 154 161) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2019-09-16 16:39:53,322 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 154 161) no Hoare annotation was computed. [2019-09-16 16:39:53,322 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 154 161) no Hoare annotation was computed. [2019-09-16 16:39:53,322 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 162 171) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 .cse3))) [2019-09-16 16:39:53,322 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 162 171) no Hoare annotation was computed. [2019-09-16 16:39:53,322 INFO L443 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2019-09-16 16:39:53,322 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 162 171) no Hoare annotation was computed. [2019-09-16 16:39:53,322 INFO L439 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 .cse5) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse5) (or .cse0 .cse1 .cse4 .cse5) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse4))) [2019-09-16 16:39:53,323 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 191) no Hoare annotation was computed. [2019-09-16 16:39:53,323 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 194) no Hoare annotation was computed. [2019-09-16 16:39:53,323 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 2))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0))) (and (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse6 .cse3) (or .cse0 .cse2 .cse6 .cse5) (or (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse6 .cse1))) [2019-09-16 16:39:53,323 INFO L443 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2019-09-16 16:39:53,323 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 197) no Hoare annotation was computed. [2019-09-16 16:39:53,323 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 172 200) no Hoare annotation was computed. [2019-09-16 16:39:53,323 INFO L446 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: true [2019-09-16 16:39:53,324 INFO L443 ceAbstractionStarter]: For program point L178-1(line 178) no Hoare annotation was computed. [2019-09-16 16:39:53,324 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 172 200) the Hoare annotation is: true [2019-09-16 16:39:53,324 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 172 200) no Hoare annotation was computed. [2019-09-16 16:39:53,324 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,324 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2019-09-16 16:39:53,324 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,324 INFO L439 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,325 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-09-16 16:39:53,325 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2019-09-16 16:39:53,325 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-09-16 16:39:53,325 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,325 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,325 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2019-09-16 16:39:53,325 INFO L439 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L608(line 608) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 601 624) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L606(line 606) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 601 624) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 601 624) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2019-09-16 16:39:53,326 INFO L443 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-09-16 16:39:53,327 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 884 892) no Hoare annotation was computed. [2019-09-16 16:39:53,328 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 884 892) the Hoare annotation is: true [2019-09-16 16:39:53,328 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 884 892) no Hoare annotation was computed. [2019-09-16 16:39:53,328 INFO L443 ceAbstractionStarter]: For program point L957(lines 957 961) no Hoare annotation was computed. [2019-09-16 16:39:53,328 INFO L446 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: true [2019-09-16 16:39:53,328 INFO L443 ceAbstractionStarter]: For program point L957-2(lines 957 961) no Hoare annotation was computed. [2019-09-16 16:39:53,328 INFO L443 ceAbstractionStarter]: For program point L955-1(line 955) no Hoare annotation was computed. [2019-09-16 16:39:53,328 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 948 966) the Hoare annotation is: true [2019-09-16 16:39:53,328 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 948 966) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 948 966) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 920) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 893 928) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 893 928) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 908) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 893 928) no Hoare annotation was computed. [2019-09-16 16:39:53,329 INFO L443 ceAbstractionStarter]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 208 253) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 208 253) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 208 253) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 548) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 521 566) no Hoare annotation was computed. [2019-09-16 16:39:53,330 INFO L443 ceAbstractionStarter]: For program point L535(lines 535 555) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 535 555) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 521 566) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 521 566) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 633 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,331 INFO L439 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,331 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 633 643) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 633 643) no Hoare annotation was computed. [2019-09-16 16:39:53,331 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 873 883) the Hoare annotation is: true [2019-09-16 16:39:53,332 INFO L446 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 873 883) no Hoare annotation was computed. [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 873 883) no Hoare annotation was computed. [2019-09-16 16:39:53,332 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 865 872) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 865 872) no Hoare annotation was computed. [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 865 872) no Hoare annotation was computed. [2019-09-16 16:39:53,332 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2019-09-16 16:39:53,333 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-09-16 16:39:53,333 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2019-09-16 16:39:53,333 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2019-09-16 16:39:53,333 INFO L439 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (let ((.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse0) (or .cse4 .cse2 .cse0 .cse5) (or .cse1 .cse3 .cse2 .cse0 .cse5))) [2019-09-16 16:39:53,333 INFO L443 ceAbstractionStarter]: For program point L833-1(lines 814 838) no Hoare annotation was computed. [2019-09-16 16:39:53,333 INFO L439 ceAbstractionStarter]: At program point L828(line 828) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1))) (.cse5 (and (= 0 processEnvironment_~tmp~7) (= ~pumpRunning~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or .cse4 .cse2 .cse0 .cse3 .cse5) (or .cse5 (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse0))) [2019-09-16 16:39:53,334 INFO L439 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or .cse4 (= ~pumpRunning~0 1) .cse2 .cse0 .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse0))) [2019-09-16 16:39:53,334 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 814 838) no Hoare annotation was computed. [2019-09-16 16:39:53,334 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 830) no Hoare annotation was computed. [2019-09-16 16:39:53,334 INFO L439 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1))) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or .cse4 .cse5 .cse2 .cse0 .cse3) (or (not (= ~waterLevel~0 0)) .cse5 .cse4 .cse2 .cse0))) [2019-09-16 16:39:53,334 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 814 838) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse4 .cse5 .cse2 .cse0 .cse6) (or (not (= ~waterLevel~0 0)) .cse5 .cse4 .cse2 .cse0) (or .cse1 .cse3 .cse2 .cse0 .cse6))) [2019-09-16 16:39:53,334 INFO L443 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2019-09-16 16:39:53,334 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 835) no Hoare annotation was computed. [2019-09-16 16:39:53,334 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 780 786) no Hoare annotation was computed. [2019-09-16 16:39:53,335 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 780 786) the Hoare annotation is: true [2019-09-16 16:39:53,335 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,335 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 733) no Hoare annotation was computed. [2019-09-16 16:39:53,335 INFO L439 ceAbstractionStarter]: At program point L729-2(lines 721 734) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)))) (or (and (and .cse0 .cse1 (= 2 ~waterLevel~0)) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:39:53,335 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2019-09-16 16:39:53,335 INFO L443 ceAbstractionStarter]: For program point L692(lines 691 738) no Hoare annotation was computed. [2019-09-16 16:39:53,335 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)))) (or (and (and .cse0 .cse1 (= 2 ~waterLevel~0)) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:39:53,336 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 734) no Hoare annotation was computed. [2019-09-16 16:39:53,336 INFO L439 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)))) (or (and (and .cse0 .cse1 (= 2 ~waterLevel~0)) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:39:53,336 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 717) no Hoare annotation was computed. [2019-09-16 16:39:53,336 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2019-09-16 16:39:53,336 INFO L439 ceAbstractionStarter]: At program point L736(lines 691 738) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse3 (and .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 0)))) (= 0 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) (and .cse4 .cse0 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2019-09-16 16:39:53,336 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (let ((.cse2 (= ~waterLevel~0 2)) (.cse5 (and .cse0 .cse1)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and (and .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 0))) .cse3) (= 0 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse2 .cse6) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:39:53,336 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 707) no Hoare annotation was computed. [2019-09-16 16:39:53,336 INFO L443 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L439 ceAbstractionStarter]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 475 520) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 475 520) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 475 520) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 502) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point L489(lines 489 509) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 489 509) no Hoare annotation was computed. [2019-09-16 16:39:53,337 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 839 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:53,337 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 839 846) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 839 846) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2019-09-16 16:39:53,338 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 372 474) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L442(lines 420 443) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L401(lines 401 417) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L461(lines 461 468) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L422(lines 421 441) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 372 474) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L453-1(line 453) no Hoare annotation was computed. [2019-09-16 16:39:53,339 INFO L443 ceAbstractionStarter]: For program point L418(lines 418 459) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 372 474) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 400) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 471) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 427) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point L421-2(lines 421 441) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed. [2019-09-16 16:39:53,340 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-16 16:39:53,341 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 848 864) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L439 ceAbstractionStarter]: At program point L859(line 859) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:53,341 INFO L443 ceAbstractionStarter]: For program point L859-1(lines 848 864) no Hoare annotation was computed. [2019-09-16 16:39:53,341 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 848 864) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-09-16 16:39:53,342 INFO L439 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2019-09-16 16:39:53,342 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 929 947) no Hoare annotation was computed. [2019-09-16 16:39:53,342 INFO L443 ceAbstractionStarter]: For program point L938(lines 938 942) no Hoare annotation was computed. [2019-09-16 16:39:53,343 INFO L446 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: true [2019-09-16 16:39:53,343 INFO L443 ceAbstractionStarter]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2019-09-16 16:39:53,343 INFO L443 ceAbstractionStarter]: For program point L936-1(line 936) no Hoare annotation was computed. [2019-09-16 16:39:53,343 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 929 947) the Hoare annotation is: true [2019-09-16 16:39:53,343 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 929 947) no Hoare annotation was computed. [2019-09-16 16:39:53,343 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2019-09-16 16:39:53,343 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2019-09-16 16:39:53,343 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2019-09-16 16:39:53,344 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2019-09-16 16:39:53,344 INFO L439 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: (let ((.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (or .cse8 .cse4)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 (not (= |old(~waterLevel~0)| 1))) (or (and .cse1 .cse5 (= 0 ~waterLevel~0)) (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse7 (not (< 0 |old(~waterLevel~0)|))) (or (or (or .cse4 .cse8) .cse0) .cse9 (and (and .cse1 (= 2 ~waterLevel~0)) .cse3)) (or (or (or .cse4 .cse7) .cse8) .cse9 (and .cse1 (<= ~waterLevel~0 1) .cse5 (< 0 ~waterLevel~0))) (or .cse6 (not (= |old(~waterLevel~0)| 0)) .cse7 (and .cse1 .cse5 .cse2))))) [2019-09-16 16:39:53,345 INFO L439 ceAbstractionStarter]: At program point L767(lines 767 773) the Hoare annotation is: (let ((.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse10 (and .cse7 .cse12 .cse2)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (or .cse5 .cse3)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 1))) (and (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (< 0 ~waterLevel~0))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (or (or .cse3 .cse4) .cse5) .cse6 (and .cse7 .cse0 .cse8 .cse1))) (or .cse9 .cse10 .cse3 (not (= |old(~waterLevel~0)| 1))) (or (and .cse7 .cse8 (= 0 ~waterLevel~0)) (not (<= |old(~waterLevel~0)| 1)) .cse11 .cse4 (not (< 0 |old(~waterLevel~0)|))) (or .cse10 (and .cse8 .cse12) (or (or .cse3 .cse5) .cse9) .cse6) (or .cse11 (not (= |old(~waterLevel~0)| 0)) .cse4 (and .cse7 .cse8 .cse12))))) [2019-09-16 16:39:53,345 INFO L439 ceAbstractionStarter]: At program point L762(line 762) the Hoare annotation is: (let ((.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (or .cse6 .cse5)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 2) (= ~pumpRunning~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 0)) .cse1 (and .cse2 .cse3)) (or .cse4 .cse5 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse5 .cse6) .cse4) (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (< 0 |old(~waterLevel~0)|)) (and .cse3 .cse2))))) [2019-09-16 16:39:53,345 INFO L443 ceAbstractionStarter]: For program point L760(lines 756 778) no Hoare annotation was computed. [2019-09-16 16:39:53,345 INFO L443 ceAbstractionStarter]: For program point L758(lines 756 778) no Hoare annotation was computed. [2019-09-16 16:39:53,345 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 753 779) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (or .cse10 .cse1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (and (= ~pumpRunning~0 1) .cse9)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (or .cse3 (not (= |old(~waterLevel~0)| 0)) .cse4 .cse5) (or .cse6 .cse4 .cse1 .cse7 .cse2) (or .cse0 .cse6 .cse1 .cse7 .cse2) (or .cse3 .cse4 (not (< 0 |old(~waterLevel~0)|)) .cse5) (or (and .cse8 .cse9) (or (or .cse1 .cse10) .cse0) (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (and .cse9 .cse8) .cse1 .cse2)))) [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 753 779) no Hoare annotation was computed. [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 753 779) no Hoare annotation was computed. [2019-09-16 16:39:53,346 INFO L446 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: true [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 570 599) no Hoare annotation was computed. [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point L576-1(line 576) no Hoare annotation was computed. [2019-09-16 16:39:53,346 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 570 599) the Hoare annotation is: true [2019-09-16 16:39:53,346 INFO L446 ceAbstractionStarter]: At program point L595(lines 570 599) the Hoare annotation is: true [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2019-09-16 16:39:53,346 INFO L443 ceAbstractionStarter]: For program point L584(lines 584 588) no Hoare annotation was computed. [2019-09-16 16:39:53,347 INFO L446 ceAbstractionStarter]: At program point L584-1(lines 584 588) the Hoare annotation is: true [2019-09-16 16:39:53,347 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-09-16 16:39:53,347 INFO L446 ceAbstractionStarter]: At program point L580-2(lines 580 594) the Hoare annotation is: true [2019-09-16 16:39:53,347 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse0 (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (< 0 |old(~waterLevel~0)|)) .cse2) (or .cse0 (not (= |old(~waterLevel~0)| 0)) .cse1 .cse2))) [2019-09-16 16:39:53,347 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2019-09-16 16:39:53,347 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2019-09-16 16:39:53,347 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 625 631) no Hoare annotation was computed. [2019-09-16 16:39:53,347 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 625 631) the Hoare annotation is: true [2019-09-16 16:39:53,347 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,348 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 1) (< 0 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:39:53,348 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:39:53,348 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:53,348 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 967 974) no Hoare annotation was computed. [2019-09-16 16:39:53,348 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 967 974) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (let ((.cse0 (or .cse4 .cse3)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~waterLevel~0 0)) .cse1 .cse2) (or .cse2 (or (or .cse3 .cse4) .cse5) (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (< 0 ~waterLevel~0)) .cse2) (or .cse5 .cse2 .cse3 (not (= ~waterLevel~0 1)))))) [2019-09-16 16:39:53,348 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 967 974) no Hoare annotation was computed. [2019-09-16 16:39:53,348 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 788 812) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse4 .cse5 .cse2 .cse0 .cse6) (or (not (= ~waterLevel~0 0)) .cse5 .cse4 .cse2 .cse0) (or .cse1 .cse3 .cse2 .cse0 .cse6))) [2019-09-16 16:39:53,349 INFO L439 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse1 .cse2) (or (= ~pumpRunning~0 0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))) (or .cse4 .cse1 .cse2 .cse3))) [2019-09-16 16:39:53,349 INFO L443 ceAbstractionStarter]: For program point L796(lines 796 804) no Hoare annotation was computed. [2019-09-16 16:39:53,349 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 788 812) no Hoare annotation was computed. [2019-09-16 16:39:53,349 INFO L439 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (let ((.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse0) (or .cse4 .cse2 .cse0 .cse5) (or .cse1 .cse3 .cse2 .cse0 .cse5))) [2019-09-16 16:39:53,349 INFO L443 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2019-09-16 16:39:53,349 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 809) no Hoare annotation was computed. [2019-09-16 16:39:53,349 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1))) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or .cse4 .cse5 .cse2 .cse0 .cse3) (or (not (= ~waterLevel~0 0)) .cse5 .cse4 .cse2 .cse0))) [2019-09-16 16:39:53,349 INFO L443 ceAbstractionStarter]: For program point L807-1(lines 788 812) no Hoare annotation was computed. [2019-09-16 16:39:53,350 INFO L439 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (let ((.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 0)) .cse5 .cse2 .cse3) (or .cse1 (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2))))) (or .cse5 .cse2 .cse3 .cse4))) [2019-09-16 16:39:53,350 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2019-09-16 16:39:53,350 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2019-09-16 16:39:53,350 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or (= 0 ~switchedOnBeforeTS~0) .cse0) .cse2 (not (= |old(~waterLevel~0)| 0)) .cse1) (or .cse2 (or .cse4 .cse0 .cse5)) (or .cse2 .cse0 .cse1 .cse6 .cse5) (or (or .cse4 .cse0) .cse6 .cse2 .cse3))) [2019-09-16 16:39:53,350 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 671 678) no Hoare annotation was computed. [2019-09-16 16:39:53,350 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 675) no Hoare annotation was computed. [2019-09-16 16:39:53,351 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 671 678) the Hoare annotation is: true [2019-09-16 16:39:53,351 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 671 678) no Hoare annotation was computed. [2019-09-16 16:39:53,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:39:53 BoogieIcfgContainer [2019-09-16 16:39:53,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:39:53,368 INFO L168 Benchmark]: Toolchain (without parser) took 34105.69 ms. Allocated memory was 133.2 MB in the beginning and 783.8 MB in the end (delta: 650.6 MB). Free memory was 88.3 MB in the beginning and 531.8 MB in the end (delta: -443.5 MB). Peak memory consumption was 669.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,369 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.77 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 88.1 MB in the beginning and 162.7 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,371 INFO L168 Benchmark]: Boogie Preprocessor took 103.38 ms. Allocated memory is still 198.2 MB. Free memory was 162.7 MB in the beginning and 158.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,372 INFO L168 Benchmark]: RCFGBuilder took 1191.41 ms. Allocated memory was 198.2 MB in the beginning and 223.3 MB in the end (delta: 25.2 MB). Free memory was 158.3 MB in the beginning and 186.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,373 INFO L168 Benchmark]: TraceAbstraction took 32083.74 ms. Allocated memory was 223.3 MB in the beginning and 783.8 MB in the end (delta: 560.5 MB). Free memory was 186.9 MB in the beginning and 531.8 MB in the end (delta: -344.9 MB). Peak memory consumption was 678.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:53,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.77 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 88.1 MB in the beginning and 162.7 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.38 ms. Allocated memory is still 198.2 MB. Free memory was 162.7 MB in the beginning and 158.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1191.41 ms. Allocated memory was 198.2 MB in the beginning and 223.3 MB in the end (delta: 25.2 MB). Free memory was 158.3 MB in the beginning and 186.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 32083.74 ms. Allocated memory was 223.3 MB in the beginning and 783.8 MB in the end (delta: 560.5 MB). Free memory was 186.9 MB in the beginning and 531.8 MB in the end (delta: -344.9 MB). Peak memory consumption was 678.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 675]: 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: 690]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1) || ((pumpRunning == 1 && (1 == systemActive && 0 == splverifierCounter) && !(switchedOnBeforeTS == 0)) && 0 == waterLevel)) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 1) && \old(waterLevel) <= waterLevel)) || (((1 == systemActive && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 256 locations, 1 error locations. SAFE Result, 31.9s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 14.9s AutomataDifference, 0.0s DeadEndRemovalTime, 10.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3028 SDtfs, 5123 SDslu, 8858 SDs, 0 SdLazy, 11251 SolverSat, 3148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1819 GetRequests, 1599 SyntacticMatches, 2 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1079 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1315occurred in iteration=13, 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: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 1109 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2627 PreInvPairs, 2736 NumberOfFragments, 2727 HoareAnnotationTreeSize, 2627 FomulaSimplifications, 42197 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 69 FomulaSimplificationsInter, 45928 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 3832 NumberOfCodeBlocks, 3832 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3813 ConstructedInterpolants, 0 QuantifiedInterpolants, 1622552 SizeOfPredicates, 20 NumberOfNonLiveVariables, 6512 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 19 InterpolantComputations, 9 PerfectInterpolantSequences, 2947/3149 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...