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_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:38:22,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:38:22,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:38:22,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:38:22,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:38:22,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:38:22,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:38:22,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:38:22,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:38:22,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:38:22,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:38:22,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:38:22,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:38:22,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:38:22,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:38:22,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:38:22,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:38:22,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:38:22,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:38:22,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:38:22,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:38:22,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:38:22,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:38:22,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:38:22,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:38:22,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:38:22,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:38:22,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:38:22,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:38:22,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:38:22,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:38:22,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:38:22,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:38:22,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:38:22,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:38:22,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:38:22,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:38:22,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:38:22,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:38:22,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:38:22,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:38:22,318 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 16:38:22,341 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:38:22,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:38:22,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:38:22,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:38:22,345 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:38:22,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:38:22,345 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:38:22,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:38:22,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:38:22,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:38:22,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:38:22,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:38:22,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:38:22,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:38:22,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:38:22,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:38:22,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:38:22,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:38:22,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:38:22,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:38:22,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:38:22,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:38:22,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:38:22,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:38:22,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:38:22,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:38:22,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:38:22,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:38:22,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:38:22,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:38:22,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:38:22,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:38:22,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:38:22,420 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:38:22,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2019-09-16 16:38:22,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9cef803/8029ba9a14f5411c97728a3c824f854c/FLAGc35169bf7 [2019-09-16 16:38:23,022 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:38:23,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2019-09-16 16:38:23,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9cef803/8029ba9a14f5411c97728a3c824f854c/FLAGc35169bf7 [2019-09-16 16:38:23,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9cef803/8029ba9a14f5411c97728a3c824f854c [2019-09-16 16:38:23,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:38:23,350 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:38:23,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:23,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:38:23,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:38:23,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:23,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dc2765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23, skipping insertion in model container [2019-09-16 16:38:23,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:23,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:38:23,434 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:38:23,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:23,830 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:38:23,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:23,955 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:38:23,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23 WrapperNode [2019-09-16 16:38:23,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:23,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:38:23,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:38:23,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:38:23,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:23,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:23,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:23,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:24,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:24,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:24,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (1/1) ... [2019-09-16 16:38:24,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:38:24,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:38:24,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:38:24,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:38:24,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (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 16:38:24,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:38:24,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:38:24,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:24,151 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:38:24,151 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:38:24,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:38:24,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:24,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:24,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:24,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:38:24,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:38:24,154 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:38:24,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:38:24,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:38:24,155 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-16 16:38:24,155 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:38:24,155 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:38:24,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:38:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:38:24,158 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:38:24,158 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:38:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:38:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:38:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:38:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:38:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:38:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:38:24,162 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:38:24,163 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:38:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:38:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:38:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:38:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:38:25,265 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:38:25,266 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:38:25,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:25 BoogieIcfgContainer [2019-09-16 16:38:25,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:38:25,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:38:25,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:38:25,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:38:25,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:38:23" (1/3) ... [2019-09-16 16:38:25,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b41a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:25, skipping insertion in model container [2019-09-16 16:38:25,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:23" (2/3) ... [2019-09-16 16:38:25,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b41a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:25, skipping insertion in model container [2019-09-16 16:38:25,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:25" (3/3) ... [2019-09-16 16:38:25,277 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2019-09-16 16:38:25,288 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:38:25,299 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:38:25,318 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:38:25,360 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:38:25,361 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:38:25,361 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:38:25,361 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:38:25,362 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:38:25,362 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:38:25,362 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:38:25,362 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:38:25,362 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:38:25,388 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2019-09-16 16:38:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-16 16:38:25,399 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:25,400 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 16:38:25,403 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:25,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:25,409 INFO L82 PathProgramCache]: Analyzing trace with hash -587014934, now seen corresponding path program 1 times [2019-09-16 16:38:25,411 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:25,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:25,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:25,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:25,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:25,735 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 16:38:25,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:25,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:38:25,744 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:38:25,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:38:25,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:38:25,769 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 2 states. [2019-09-16 16:38:25,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:25,852 INFO L93 Difference]: Finished difference Result 282 states and 349 transitions. [2019-09-16 16:38:25,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:38:25,855 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-16 16:38:25,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:25,869 INFO L225 Difference]: With dead ends: 282 [2019-09-16 16:38:25,869 INFO L226 Difference]: Without dead ends: 143 [2019-09-16 16:38:25,875 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 16:38:25,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-09-16 16:38:25,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-09-16 16:38:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-09-16 16:38:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2019-09-16 16:38:25,938 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 59 [2019-09-16 16:38:25,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:25,938 INFO L475 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2019-09-16 16:38:25,939 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:38:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2019-09-16 16:38:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-16 16:38:25,945 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:25,945 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] [2019-09-16 16:38:25,946 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:25,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:25,946 INFO L82 PathProgramCache]: Analyzing trace with hash 272490530, now seen corresponding path program 1 times [2019-09-16 16:38:25,948 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:25,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:25,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:25,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:25,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:26,152 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 16:38:26,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:26,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:26,156 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:26,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:26,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:26,157 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 7 states. [2019-09-16 16:38:26,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:26,528 INFO L93 Difference]: Finished difference Result 258 states and 311 transitions. [2019-09-16 16:38:26,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:38:26,528 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-09-16 16:38:26,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:26,531 INFO L225 Difference]: With dead ends: 258 [2019-09-16 16:38:26,532 INFO L226 Difference]: Without dead ends: 143 [2019-09-16 16:38:26,534 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 16:38:26,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-09-16 16:38:26,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-09-16 16:38:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-09-16 16:38:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2019-09-16 16:38:26,552 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 64 [2019-09-16 16:38:26,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:26,554 INFO L475 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2019-09-16 16:38:26,555 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2019-09-16 16:38:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-09-16 16:38:26,561 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:26,562 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] [2019-09-16 16:38:26,562 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:26,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:26,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1080536843, now seen corresponding path program 1 times [2019-09-16 16:38:26,563 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:26,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:26,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:26,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:26,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:26,763 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 16:38:26,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:26,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:38:26,766 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:38:26,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:38:26,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:38:26,767 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 5 states. [2019-09-16 16:38:27,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:27,424 INFO L93 Difference]: Finished difference Result 407 states and 516 transitions. [2019-09-16 16:38:27,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:38:27,425 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2019-09-16 16:38:27,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:27,429 INFO L225 Difference]: With dead ends: 407 [2019-09-16 16:38:27,429 INFO L226 Difference]: Without dead ends: 292 [2019-09-16 16:38:27,431 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 16:38:27,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2019-09-16 16:38:27,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 257. [2019-09-16 16:38:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2019-09-16 16:38:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 306 transitions. [2019-09-16 16:38:27,493 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 306 transitions. Word has length 77 [2019-09-16 16:38:27,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:27,494 INFO L475 AbstractCegarLoop]: Abstraction has 257 states and 306 transitions. [2019-09-16 16:38:27,494 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:38:27,495 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 306 transitions. [2019-09-16 16:38:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-09-16 16:38:27,498 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:27,498 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] [2019-09-16 16:38:27,499 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:27,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:27,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1912690952, now seen corresponding path program 1 times [2019-09-16 16:38:27,499 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:27,500 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:27,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:27,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:27,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:27,611 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 16:38:27,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:27,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:27,612 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:27,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:27,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:27,613 INFO L87 Difference]: Start difference. First operand 257 states and 306 transitions. Second operand 7 states. [2019-09-16 16:38:28,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:28,380 INFO L93 Difference]: Finished difference Result 510 states and 633 transitions. [2019-09-16 16:38:28,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:38:28,381 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2019-09-16 16:38:28,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:28,386 INFO L225 Difference]: With dead ends: 510 [2019-09-16 16:38:28,386 INFO L226 Difference]: Without dead ends: 281 [2019-09-16 16:38:28,390 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 16:38:28,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2019-09-16 16:38:28,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 256. [2019-09-16 16:38:28,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2019-09-16 16:38:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 303 transitions. [2019-09-16 16:38:28,433 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 303 transitions. Word has length 91 [2019-09-16 16:38:28,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:28,434 INFO L475 AbstractCegarLoop]: Abstraction has 256 states and 303 transitions. [2019-09-16 16:38:28,434 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 303 transitions. [2019-09-16 16:38:28,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-09-16 16:38:28,437 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:28,437 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] [2019-09-16 16:38:28,437 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:28,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:28,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1624249196, now seen corresponding path program 1 times [2019-09-16 16:38:28,438 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:28,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:28,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:28,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:28,561 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 16:38:28,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:28,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:38:28,562 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:38:28,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:38:28,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:38:28,563 INFO L87 Difference]: Start difference. First operand 256 states and 303 transitions. Second operand 6 states. [2019-09-16 16:38:28,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:28,606 INFO L93 Difference]: Finished difference Result 491 states and 602 transitions. [2019-09-16 16:38:28,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:38:28,607 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2019-09-16 16:38:28,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:28,612 INFO L225 Difference]: With dead ends: 491 [2019-09-16 16:38:28,612 INFO L226 Difference]: Without dead ends: 263 [2019-09-16 16:38:28,613 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 16:38:28,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2019-09-16 16:38:28,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 261. [2019-09-16 16:38:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2019-09-16 16:38:28,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 308 transitions. [2019-09-16 16:38:28,646 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 308 transitions. Word has length 107 [2019-09-16 16:38:28,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:28,648 INFO L475 AbstractCegarLoop]: Abstraction has 261 states and 308 transitions. [2019-09-16 16:38:28,648 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:38:28,648 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 308 transitions. [2019-09-16 16:38:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-09-16 16:38:28,651 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:28,651 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] [2019-09-16 16:38:28,651 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:28,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:28,652 INFO L82 PathProgramCache]: Analyzing trace with hash 304023506, now seen corresponding path program 1 times [2019-09-16 16:38:28,652 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:28,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:28,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:28,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:28,790 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 16:38:28,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:28,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:38:28,792 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:38:28,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:38:28,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:38:28,793 INFO L87 Difference]: Start difference. First operand 261 states and 308 transitions. Second operand 8 states. [2019-09-16 16:38:28,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:28,838 INFO L93 Difference]: Finished difference Result 501 states and 613 transitions. [2019-09-16 16:38:28,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:38:28,839 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2019-09-16 16:38:28,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:28,844 INFO L225 Difference]: With dead ends: 501 [2019-09-16 16:38:28,844 INFO L226 Difference]: Without dead ends: 268 [2019-09-16 16:38:28,845 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 16:38:28,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2019-09-16 16:38:28,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 265. [2019-09-16 16:38:28,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2019-09-16 16:38:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 312 transitions. [2019-09-16 16:38:28,874 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 312 transitions. Word has length 107 [2019-09-16 16:38:28,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:28,875 INFO L475 AbstractCegarLoop]: Abstraction has 265 states and 312 transitions. [2019-09-16 16:38:28,875 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:38:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 312 transitions. [2019-09-16 16:38:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-16 16:38:28,876 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:28,877 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] [2019-09-16 16:38:28,877 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:28,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:28,878 INFO L82 PathProgramCache]: Analyzing trace with hash -915161865, now seen corresponding path program 1 times [2019-09-16 16:38:28,878 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:28,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:28,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:28,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:28,943 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 16:38:28,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:28,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:38:28,944 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:38:28,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:38:28,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:28,945 INFO L87 Difference]: Start difference. First operand 265 states and 312 transitions. Second operand 3 states. [2019-09-16 16:38:28,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:28,965 INFO L93 Difference]: Finished difference Result 436 states and 495 transitions. [2019-09-16 16:38:28,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:38:28,966 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2019-09-16 16:38:28,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:28,968 INFO L225 Difference]: With dead ends: 436 [2019-09-16 16:38:28,968 INFO L226 Difference]: Without dead ends: 235 [2019-09-16 16:38:28,969 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 16:38:28,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-09-16 16:38:29,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 235. [2019-09-16 16:38:29,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2019-09-16 16:38:29,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 265 transitions. [2019-09-16 16:38:29,003 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 265 transitions. Word has length 103 [2019-09-16 16:38:29,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:29,004 INFO L475 AbstractCegarLoop]: Abstraction has 235 states and 265 transitions. [2019-09-16 16:38:29,004 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:38:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 265 transitions. [2019-09-16 16:38:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-09-16 16:38:29,005 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:29,006 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] [2019-09-16 16:38:29,006 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:29,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:29,006 INFO L82 PathProgramCache]: Analyzing trace with hash 63483377, now seen corresponding path program 1 times [2019-09-16 16:38:29,007 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:29,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:29,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:29,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:29,118 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 16:38:29,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:29,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:38:29,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:38:29,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:38:29,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:38:29,121 INFO L87 Difference]: Start difference. First operand 235 states and 265 transitions. Second operand 4 states. [2019-09-16 16:38:29,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:29,377 INFO L93 Difference]: Finished difference Result 667 states and 790 transitions. [2019-09-16 16:38:29,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:38:29,377 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2019-09-16 16:38:29,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:29,384 INFO L225 Difference]: With dead ends: 667 [2019-09-16 16:38:29,384 INFO L226 Difference]: Without dead ends: 460 [2019-09-16 16:38:29,385 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 16:38:29,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2019-09-16 16:38:29,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 451. [2019-09-16 16:38:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2019-09-16 16:38:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 524 transitions. [2019-09-16 16:38:29,423 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 524 transitions. Word has length 107 [2019-09-16 16:38:29,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:29,424 INFO L475 AbstractCegarLoop]: Abstraction has 451 states and 524 transitions. [2019-09-16 16:38:29,424 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:38:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 524 transitions. [2019-09-16 16:38:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-09-16 16:38:29,426 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:29,426 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] [2019-09-16 16:38:29,426 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:29,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:29,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1148604343, now seen corresponding path program 1 times [2019-09-16 16:38:29,427 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:29,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:29,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:29,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:29,586 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 16:38:29,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:29,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:38:29,587 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:38:29,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:38:29,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:38:29,588 INFO L87 Difference]: Start difference. First operand 451 states and 524 transitions. Second operand 9 states. [2019-09-16 16:38:30,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:30,648 INFO L93 Difference]: Finished difference Result 1184 states and 1440 transitions. [2019-09-16 16:38:30,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:38:30,651 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2019-09-16 16:38:30,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:30,658 INFO L225 Difference]: With dead ends: 1184 [2019-09-16 16:38:30,658 INFO L226 Difference]: Without dead ends: 829 [2019-09-16 16:38:30,661 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 16:38:30,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2019-09-16 16:38:30,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 756. [2019-09-16 16:38:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 756 states. [2019-09-16 16:38:30,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 868 transitions. [2019-09-16 16:38:30,721 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 868 transitions. Word has length 111 [2019-09-16 16:38:30,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:30,723 INFO L475 AbstractCegarLoop]: Abstraction has 756 states and 868 transitions. [2019-09-16 16:38:30,723 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:38:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 868 transitions. [2019-09-16 16:38:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-09-16 16:38:30,726 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:30,726 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, 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] [2019-09-16 16:38:30,727 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:30,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:30,727 INFO L82 PathProgramCache]: Analyzing trace with hash 490171745, now seen corresponding path program 1 times [2019-09-16 16:38:30,727 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:30,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:30,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:30,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:30,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-09-16 16:38:30,926 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:30,927 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 16:38:31,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:31,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-16 16:38:31,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 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 16:38:31,341 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:31,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-09-16 16:38:31,342 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:38:31,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:38:31,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:38:31,343 INFO L87 Difference]: Start difference. First operand 756 states and 868 transitions. Second operand 16 states. [2019-09-16 16:38:32,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:32,487 INFO L93 Difference]: Finished difference Result 1684 states and 2015 transitions. [2019-09-16 16:38:32,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-16 16:38:32,489 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 170 [2019-09-16 16:38:32,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:32,498 INFO L225 Difference]: With dead ends: 1684 [2019-09-16 16:38:32,498 INFO L226 Difference]: Without dead ends: 1022 [2019-09-16 16:38:32,503 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 170 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 16:38:32,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2019-09-16 16:38:32,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 902. [2019-09-16 16:38:32,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2019-09-16 16:38:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1048 transitions. [2019-09-16 16:38:32,581 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1048 transitions. Word has length 170 [2019-09-16 16:38:32,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:32,584 INFO L475 AbstractCegarLoop]: Abstraction has 902 states and 1048 transitions. [2019-09-16 16:38:32,584 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:38:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1048 transitions. [2019-09-16 16:38:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2019-09-16 16:38:32,596 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:32,596 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:38:32,597 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:32,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:32,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1064646135, now seen corresponding path program 1 times [2019-09-16 16:38:32,598 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:32,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:32,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:32,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:32,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-09-16 16:38:32,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:32,900 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 16:38:32,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:33,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:38:33,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:33,436 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-09-16 16:38:33,441 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:33,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2019-09-16 16:38:33,444 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:38:33,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:38:33,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:38:33,445 INFO L87 Difference]: Start difference. First operand 902 states and 1048 transitions. Second operand 19 states. [2019-09-16 16:38:39,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:39,285 INFO L93 Difference]: Finished difference Result 3284 states and 4589 transitions. [2019-09-16 16:38:39,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-09-16 16:38:39,292 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 299 [2019-09-16 16:38:39,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:39,307 INFO L225 Difference]: With dead ends: 3284 [2019-09-16 16:38:39,308 INFO L226 Difference]: Without dead ends: 2418 [2019-09-16 16:38:39,314 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=607, Invalid=3815, Unknown=0, NotChecked=0, Total=4422 [2019-09-16 16:38:39,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2418 states. [2019-09-16 16:38:39,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2418 to 1703. [2019-09-16 16:38:39,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2019-09-16 16:38:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1914 transitions. [2019-09-16 16:38:39,481 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1914 transitions. Word has length 299 [2019-09-16 16:38:39,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:39,482 INFO L475 AbstractCegarLoop]: Abstraction has 1703 states and 1914 transitions. [2019-09-16 16:38:39,482 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:38:39,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1914 transitions. [2019-09-16 16:38:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-09-16 16:38:39,492 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:39,492 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, 4, 4, 4, 4, 4, 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, 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] [2019-09-16 16:38:39,492 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:39,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:39,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1577402443, now seen corresponding path program 1 times [2019-09-16 16:38:39,493 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:39,494 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:39,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:39,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:39,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2019-09-16 16:38:39,744 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:39,744 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 16:38:39,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:40,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 1314 conjuncts, 12 conjunts are in the unsatisfiable core [2019-09-16 16:38:40,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-09-16 16:38:40,402 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:40,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-09-16 16:38:40,404 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:38:40,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:38:40,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:38:40,406 INFO L87 Difference]: Start difference. First operand 1703 states and 1914 transitions. Second operand 20 states. [2019-09-16 16:38:42,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:42,304 INFO L93 Difference]: Finished difference Result 3222 states and 3639 transitions. [2019-09-16 16:38:42,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:38:42,304 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 319 [2019-09-16 16:38:42,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:42,315 INFO L225 Difference]: With dead ends: 3222 [2019-09-16 16:38:42,315 INFO L226 Difference]: Without dead ends: 1707 [2019-09-16 16:38:42,320 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 322 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 16:38:42,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2019-09-16 16:38:42,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1703. [2019-09-16 16:38:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2019-09-16 16:38:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1909 transitions. [2019-09-16 16:38:42,431 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1909 transitions. Word has length 319 [2019-09-16 16:38:42,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:42,432 INFO L475 AbstractCegarLoop]: Abstraction has 1703 states and 1909 transitions. [2019-09-16 16:38:42,432 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:38:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1909 transitions. [2019-09-16 16:38:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-09-16 16:38:42,440 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:42,440 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, 4, 4, 4, 4, 4, 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, 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 16:38:42,440 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:42,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:42,441 INFO L82 PathProgramCache]: Analyzing trace with hash 13026967, now seen corresponding path program 1 times [2019-09-16 16:38:42,441 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:42,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:42,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:42,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:42,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:42,648 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-09-16 16:38:42,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:42,648 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-09-16 16:38:42,649 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-16 16:38:42,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-16 16:38:42,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:38:42,649 INFO L87 Difference]: Start difference. First operand 1703 states and 1909 transitions. Second operand 13 states. [2019-09-16 16:38:43,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:43,654 INFO L93 Difference]: Finished difference Result 3120 states and 3523 transitions. [2019-09-16 16:38:43,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:38:43,655 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 320 [2019-09-16 16:38:43,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:43,663 INFO L225 Difference]: With dead ends: 3120 [2019-09-16 16:38:43,664 INFO L226 Difference]: Without dead ends: 1605 [2019-09-16 16:38:43,668 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-09-16 16:38:43,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2019-09-16 16:38:43,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1576. [2019-09-16 16:38:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-09-16 16:38:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1758 transitions. [2019-09-16 16:38:43,758 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1758 transitions. Word has length 320 [2019-09-16 16:38:43,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:43,759 INFO L475 AbstractCegarLoop]: Abstraction has 1576 states and 1758 transitions. [2019-09-16 16:38:43,759 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-16 16:38:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1758 transitions. [2019-09-16 16:38:43,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-09-16 16:38:43,768 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:43,768 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:38:43,768 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:43,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:43,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1735967491, now seen corresponding path program 1 times [2019-09-16 16:38:43,769 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:43,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:43,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:43,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:43,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2019-09-16 16:38:44,058 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:44,058 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 16:38:44,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:44,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 28 conjunts are in the unsatisfiable core [2019-09-16 16:38:44,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-09-16 16:38:44,511 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:44,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-09-16 16:38:44,513 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:38:44,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:38:44,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:38:44,514 INFO L87 Difference]: Start difference. First operand 1576 states and 1758 transitions. Second operand 14 states. [2019-09-16 16:38:46,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:46,894 INFO L93 Difference]: Finished difference Result 3401 states and 4110 transitions. [2019-09-16 16:38:46,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-09-16 16:38:46,895 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 324 [2019-09-16 16:38:46,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:46,911 INFO L225 Difference]: With dead ends: 3401 [2019-09-16 16:38:46,911 INFO L226 Difference]: Without dead ends: 2525 [2019-09-16 16:38:46,915 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 343 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:38:46,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2019-09-16 16:38:47,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 1966. [2019-09-16 16:38:47,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1966 states. [2019-09-16 16:38:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1966 states and 2203 transitions. [2019-09-16 16:38:47,042 INFO L78 Accepts]: Start accepts. Automaton has 1966 states and 2203 transitions. Word has length 324 [2019-09-16 16:38:47,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:47,043 INFO L475 AbstractCegarLoop]: Abstraction has 1966 states and 2203 transitions. [2019-09-16 16:38:47,043 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:38:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2203 transitions. [2019-09-16 16:38:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-09-16 16:38:47,053 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:47,054 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:38:47,054 INFO L418 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:47,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:47,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1218192947, now seen corresponding path program 1 times [2019-09-16 16:38:47,055 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:47,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:47,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:47,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:47,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 171 proven. 23 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2019-09-16 16:38:47,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:47,615 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 16:38:47,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:48,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 42 conjunts are in the unsatisfiable core [2019-09-16 16:38:48,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:48,478 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 243 proven. 49 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (6)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:38:48,495 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:48,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 20 [2019-09-16 16:38:48,499 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:38:48,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:38:48,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:38:48,500 INFO L87 Difference]: Start difference. First operand 1966 states and 2203 transitions. Second operand 20 states. [2019-09-16 16:38:51,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:51,121 INFO L93 Difference]: Finished difference Result 3174 states and 3578 transitions. [2019-09-16 16:38:51,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-09-16 16:38:51,121 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 392 [2019-09-16 16:38:51,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:51,125 INFO L225 Difference]: With dead ends: 3174 [2019-09-16 16:38:51,126 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:38:51,137 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 393 SyntacticMatches, 6 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=216, Invalid=906, Unknown=0, NotChecked=0, Total=1122 [2019-09-16 16:38:51,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:38:51,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:38:51,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:38:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:38:51,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2019-09-16 16:38:51,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:51,139 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:38:51,139 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:38:51,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:38:51,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:38:51,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:38:51,687 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 138 [2019-09-16 16:38:52,220 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 183 [2019-09-16 16:38:52,529 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 82 [2019-09-16 16:38:54,152 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 43 [2019-09-16 16:38:54,264 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 1 [2019-09-16 16:38:55,205 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2019-09-16 16:38:55,870 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 50 [2019-09-16 16:38:56,254 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2019-09-16 16:38:58,346 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 186 DAG size of output: 75 [2019-09-16 16:38:58,635 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 25 [2019-09-16 16:38:59,218 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 37 [2019-09-16 16:39:00,070 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 50 [2019-09-16 16:39:02,226 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 253 DAG size of output: 90 [2019-09-16 16:39:02,833 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 54 [2019-09-16 16:39:03,261 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 1 [2019-09-16 16:39:03,809 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 41 [2019-09-16 16:39:04,842 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 195 DAG size of output: 54 [2019-09-16 16:39:05,238 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-09-16 16:39:05,355 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 25 [2019-09-16 16:39:06,021 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 51 [2019-09-16 16:39:07,373 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 244 DAG size of output: 54 [2019-09-16 16:39:08,750 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 197 DAG size of output: 79 [2019-09-16 16:39:10,659 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 196 DAG size of output: 72 [2019-09-16 16:39:11,137 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 46 [2019-09-16 16:39:11,648 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2019-09-16 16:39:12,412 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2019-09-16 16:39:12,882 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2019-09-16 16:39:13,555 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2019-09-16 16:39:14,419 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 52 [2019-09-16 16:39:14,932 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 43 [2019-09-16 16:39:15,055 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 26 [2019-09-16 16:39:15,537 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 46 [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L227-2(lines 227 248) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L249(lines 226 250) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 202 257) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 237) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L233-1(lines 233 237) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 202 257) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 202 257) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L290-1(lines 290 294) no Hoare annotation was computed. [2019-09-16 16:39:15,545 INFO L443 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point L284-2(lines 284 309) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point L310(lines 283 311) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 258 317) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 258 317) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 258 317) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2019-09-16 16:39:15,546 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2019-09-16 16:39:15,546 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2019-09-16 16:39:15,547 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2019-09-16 16:39:15,547 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2019-09-16 16:39:15,547 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2019-09-16 16:39:15,547 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 518 525) 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)) (not (= ~methaneLevelCritical~0 0))) [2019-09-16 16:39:15,547 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 518 525) no Hoare annotation was computed. [2019-09-16 16:39:15,547 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 518 525) no Hoare annotation was computed. [2019-09-16 16:39:15,547 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 526 535) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (<= ~waterLevel~0 0))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= 1 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~waterLevel~0 2)))) (and (or .cse0 (not (<= ~waterLevel~0 1)) .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse6 .cse2) .cse7 .cse1 (or .cse0 .cse8) .cse9) (or (or .cse6 .cse1 .cse2) (or .cse8 .cse0) .cse5 .cse9) (or .cse7 .cse1 .cse2 .cse3 .cse10 .cse0) (or .cse6 .cse11 .cse1 .cse2 .cse4 .cse8 .cse5) (or .cse6 .cse1 .cse8 .cse2 .cse10 .cse5) (or .cse6 .cse7 .cse1 .cse2 .cse10 .cse8) (or .cse7 .cse1 .cse0 .cse2 .cse3 .cse9) (or .cse11 .cse7 .cse1 .cse2 .cse3 .cse4 .cse0) (or .cse6 .cse11 .cse7 .cse1 .cse2 .cse4 .cse8) (or .cse10 .cse0 (or .cse7 .cse12 .cse2 .cse3)) (or .cse0 .cse12 .cse2 .cse3 .cse10 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse5 .cse9))) [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 526 535) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 526 535) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2019-09-16 16:39:15,548 INFO L446 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: true [2019-09-16 16:39:15,548 INFO L443 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2019-09-16 16:39:15,549 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 536 564) the Hoare annotation is: true [2019-09-16 16:39:15,549 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 536 564) no Hoare annotation was computed. [2019-09-16 16:39:15,549 INFO L439 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (or .cse7 .cse2 .cse3 .cse5 .cse6) (or .cse8 .cse0 .cse7 .cse2 .cse3 .cse4) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse8 .cse0 .cse7 .cse2 .cse4) (or .cse8 .cse7 .cse2 .cse3 .cse6))) [2019-09-16 16:39:15,549 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2019-09-16 16:39:15,549 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2019-09-16 16:39:15,549 INFO L439 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse11 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse9 (not (<= ~waterLevel~0 0))) (.cse6 (= __utac_acc__Specification5_spec__3_~tmp~3 ~waterLevel~0)) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse12 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse7 .cse3 .cse4 .cse5 .cse8 .cse6) (or .cse9 .cse2 .cse6 .cse3 .cse4 .cse5 .cse8) (or .cse10 .cse0 .cse2 .cse6 .cse3 .cse11) (or .cse7 .cse3 .cse8 .cse12) (or .cse6 .cse2 .cse3 .cse4 .cse11 .cse8) (or .cse2 .cse3 .cse4 .cse8 .cse12) (or .cse10 .cse9 .cse0 .cse2 .cse6 .cse3 .cse5) (or .cse0 .cse2 .cse3 .cse4 .cse12))) [2019-09-16 16:39:15,550 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 945 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,550 INFO L439 ceAbstractionStarter]: At program point L957(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,550 INFO L439 ceAbstractionStarter]: At program point L957-1(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,550 INFO L443 ceAbstractionStarter]: For program point L955(lines 955 962) no Hoare annotation was computed. [2019-09-16 16:39:15,550 INFO L443 ceAbstractionStarter]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2019-09-16 16:39:15,550 INFO L443 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2019-09-16 16:39:15,550 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2019-09-16 16:39:15,550 INFO L439 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,550 INFO L439 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,551 INFO L439 ceAbstractionStarter]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 903 926) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 903 926) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 903 926) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point L919(line 919) no Hoare annotation was computed. [2019-09-16 16:39:15,551 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L913(line 913) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2019-09-16 16:39:15,552 INFO L443 ceAbstractionStarter]: For program point L909(line 909) no Hoare annotation was computed. [2019-09-16 16:39:15,553 INFO L443 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2019-09-16 16:39:15,553 INFO L439 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 0 ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3 (= ~pumpRunning~0 1) .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (or (or .cse6 (or .cse2 (or .cse5 .cse1))) .cse7) (or .cse5 .cse1 .cse2 .cse4 .cse7) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3))) [2019-09-16 16:39:15,553 INFO L443 ceAbstractionStarter]: For program point L627-1(lines 608 632) no Hoare annotation was computed. [2019-09-16 16:39:15,553 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 608 632) the Hoare annotation is: (let ((.cse7 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 0 ~waterLevel~0))) (.cse6 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3 (= ~pumpRunning~0 1) .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse4 .cse7) (or (not (= ~waterLevel~0 1)) .cse6 (or .cse8 .cse5 .cse1 .cse2)) (or .cse8 .cse5 .cse6 .cse1 .cse2 .cse7) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (or (not (<= ~waterLevel~0 0)) .cse8 .cse5 .cse1 .cse2 .cse3 .cse6))) [2019-09-16 16:39:15,553 INFO L439 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse3 (and (= processEnvironment__wrappee__methaneQuery_~tmp~4 0) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse2 .cse4 .cse5 .cse3 .cse7) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse4 .cse5 .cse6 .cse8) (or .cse1 .cse2 .cse4 .cse5 .cse6 .cse8 .cse3) (or .cse3 .cse2 .cse4 .cse5 .cse8 .cse7))) [2019-09-16 16:39:15,554 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 608 632) no Hoare annotation was computed. [2019-09-16 16:39:15,554 INFO L439 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse7 .cse4) (or .cse6 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse6 .cse0 .cse2 .cse3 .cse7) (or .cse8 .cse0 .cse2 .cse3 .cse1 .cse5))) [2019-09-16 16:39:15,554 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 624) no Hoare annotation was computed. [2019-09-16 16:39:15,554 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 2))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse7 .cse4) (or (not (= ~waterLevel~0 1)) .cse1 (or .cse8 .cse0 .cse2 .cse3)) (or .cse8 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse1 .cse6 .cse0 .cse2 .cse3 .cse7 .cse4) (or (not (<= ~waterLevel~0 0)) .cse8 .cse0 .cse2 .cse3 .cse7 .cse1))) [2019-09-16 16:39:15,554 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-09-16 16:39:15,554 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 629) no Hoare annotation was computed. [2019-09-16 16:39:15,554 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 703 711) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 703 711) the Hoare annotation is: true [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 703 711) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 739) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L731-2(lines 731 739) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 727) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 712 747) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L719-2(lines 719 727) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 712 747) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2019-09-16 16:39:15,555 INFO L443 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 712 747) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 156 201) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 156 201) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 156 201) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 469 514) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 469 514) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point L489(lines 489 496) no Hoare annotation was computed. [2019-09-16 16:39:15,556 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 469 514) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L443 ceAbstractionStarter]: For program point L483(lines 483 503) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 483 503) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 934 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,557 INFO L439 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,557 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 934 944) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 934 944) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 692 702) the Hoare annotation is: true [2019-09-16 16:39:15,557 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 692 702) no Hoare annotation was computed. [2019-09-16 16:39:15,557 INFO L446 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: true [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 692 702) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3 (not (<= 0 ~waterLevel~0)) .cse4) (or .cse0 .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-09-16 16:39:15,558 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2019-09-16 16:39:15,559 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (not (<= ~waterLevel~0 0)) .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse3 .cse4 .cse6) (or (or .cse7 (or .cse3 (or .cse8 .cse2))) .cse9) (or .cse8 .cse2 .cse3 .cse6 .cse9) (or .cse7 .cse0 .cse8 .cse2 .cse3 .cse4) (or .cse7 .cse5 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:15,559 INFO L443 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2019-09-16 16:39:15,559 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 655) no Hoare annotation was computed. [2019-09-16 16:39:15,559 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 634 658) no Hoare annotation was computed. [2019-09-16 16:39:15,559 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 634 658) the Hoare annotation is: (let ((.cse9 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= ~waterLevel~0 1))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse11 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse2 .cse3 .cse6 .cse9) (or .cse10 .cse11 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse12 .cse8 (or .cse11 .cse7 .cse2 .cse3)) (or .cse11 .cse7 .cse8 .cse2 .cse3 .cse9) (or .cse8 .cse0 .cse7 .cse2 .cse3 .cse4 .cse6) (or .cse11 .cse5 .cse1 .cse2 .cse3 .cse12) (or .cse10 .cse11 .cse7 .cse2 .cse3 .cse4 .cse8))) [2019-09-16 16:39:15,559 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse7 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse4 .cse8 .cse9) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or (not (= ~waterLevel~0 1)) .cse7 (or .cse0 .cse6 .cse3 .cse4)) (or .cse0 .cse6 .cse7 .cse3 .cse4 .cse9) (or .cse7 .cse1 .cse6 .cse3 .cse4 .cse5 .cse8) (or (not (<= ~waterLevel~0 0)) .cse0 .cse6 .cse3 .cse4 .cse5 .cse7))) [2019-09-16 16:39:15,560 INFO L443 ceAbstractionStarter]: For program point L653-1(lines 634 658) no Hoare annotation was computed. [2019-09-16 16:39:15,560 INFO L439 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse8 (not (= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse9 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~5) (= ~pumpRunning~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse3 .cse4 .cse5 .cse7) (or (or .cse0 (or .cse4 (or .cse6 .cse3))) .cse8) (or .cse6 .cse3 .cse4 .cse7 .cse8) (or .cse9 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 1)) .cse7) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or (not (<= ~waterLevel~0 0)) .cse2 .cse3 .cse4 .cse5 .cse9 .cse7))) [2019-09-16 16:39:15,560 INFO L439 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~waterLevel~0 2))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~5) (= ~pumpRunning~0 1)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse4 .cse5 .cse8) (or (or .cse0 (or .cse4 (or .cse7 .cse2))) .cse9) (or .cse6 .cse1 .cse2 .cse4 .cse5 .cse8) (or .cse7 .cse2 .cse4 .cse8 .cse9) (or .cse0 .cse6 .cse7 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse4 (not (= ~waterLevel~0 1)) .cse3))) [2019-09-16 16:39:15,560 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 650) no Hoare annotation was computed. [2019-09-16 16:39:15,560 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 600 606) no Hoare annotation was computed. [2019-09-16 16:39:15,560 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 600 606) the Hoare annotation is: true [2019-09-16 16:39:15,560 INFO L439 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse4 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (<= 0 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 0)) (.cse1 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (and (= 1 ~systemActive~0) .cse4 (= 2 ~waterLevel~0) .cse7))) (or (and .cse0 .cse1) (and .cse2 (and .cse3 (and .cse4 (<= ~waterLevel~0 2)) (= ~pumpRunning~0 1))) (and .cse5 .cse4 .cse2 .cse6 .cse7 .cse1) (not (= ~systemActive~0 1)) (and .cse3 .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse7) (and .cse5 .cse3 .cse4 .cse2 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (and (or (and .cse8 .cse4 .cse7) (and .cse5 .cse4 .cse7)) .cse1)) (and .cse8 .cse4 .cse2 .cse6 .cse7 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0)))) [2019-09-16 16:39:15,560 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 769 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,560 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 805) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L439 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse10 (<= 0 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (and (= 1 ~systemActive~0) .cse1 .cse5)) (.cse2 (= ~waterLevel~0 2)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse5 .cse6) (and (and (or (and .cse7 .cse8 .cse9) (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse9)) .cse6) .cse10) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (and .cse7 .cse0 .cse8 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse9 (and .cse1 (not (= ~switchedOnBeforeTS~0 0)))) .cse0 .cse3) .cse10) (and (and .cse7 .cse0 .cse8 .cse9) .cse10) (and .cse7 .cse8 .cse2 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 769 832) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L439 ceAbstractionStarter]: At program point L822(lines 779 824) the Hoare annotation is: (let ((.cse3 (= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse9 (= ~waterLevel~0 1)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse7 (<= 0 ~waterLevel~0)) (.cse8 (<= ~waterLevel~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse5) (and (and .cse0 .cse2 .cse4) .cse3 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse2 .cse4 .cse6) (not (= ~systemActive~0 1)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse4) (and .cse7 (and .cse5 (let ((.cse10 (<= ~waterLevel~0 1))) (or (and .cse1 (and (not (= 1 ~waterLevel~0)) .cse2 (not (= ~switchedOnBeforeTS~0 0))) .cse10) (and .cse0 .cse1 .cse2 .cse10))))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse11 .cse9 .cse2 .cse4 .cse6) (and .cse11 .cse2 .cse7 .cse8 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 795) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 789 795) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2019-09-16 16:39:15,561 INFO L439 ceAbstractionStarter]: At program point L825(lines 778 826) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:15,561 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 819) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L439 ceAbstractionStarter]: At program point L815-2(lines 809 820) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse12 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (let ((.cse8 (and .cse12 .cse1 (<= ~waterLevel~0 2))) (.cse7 (= ~pumpRunning~0 1)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (<= 0 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse10 (and .cse12 .cse1 (= 2 ~waterLevel~0) .cse4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= ~systemActive~0 1)) (and (and .cse6 .cse7 .cse8) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse9 .cse6 .cse1 (<= ~waterLevel~0 1) .cse4) .cse2) (and .cse10 .cse5) (and .cse1 .cse11 .cse4 .cse5) (and (and .cse8 .cse7 .cse5) .cse2) (and .cse6 .cse1 .cse11 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4) (and .cse9 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse10)))) [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point L780(lines 779 824) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 820) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 769 832) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 450) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 423 468) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 457) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 423 468) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point L437-1(lines 437 457) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 423 468) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 659 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 659 666) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 659 666) no Hoare annotation was computed. [2019-09-16 16:39:15,562 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 320 422) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 365) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L370(lines 369 389) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 407) no Hoare annotation was computed. [2019-09-16 16:39:15,563 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 320 422) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L385-1(line 385) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 348) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 419) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 320 422) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L369-2(lines 369 389) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point L390(lines 368 391) no Hoare annotation was computed. [2019-09-16 16:39:15,564 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 838 847) no Hoare annotation was computed. [2019-09-16 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 838 847) no Hoare annotation was computed. [2019-09-16 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 838 847) no Hoare annotation was computed. [2019-09-16 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,565 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 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,565 INFO L439 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2019-09-16 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-09-16 16:39:15,565 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 667 683) no Hoare annotation was computed. [2019-09-16 16:39:15,566 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 667 683) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2019-09-16 16:39:15,566 INFO L439 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= ~pumpRunning~0 0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2019-09-16 16:39:15,566 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 667 683) no Hoare annotation was computed. [2019-09-16 16:39:15,566 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 680) no Hoare annotation was computed. [2019-09-16 16:39:15,566 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-09-16 16:39:15,566 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-09-16 16:39:15,566 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 748 766) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 748 766) the Hoare annotation is: true [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 761) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 748 766) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L446 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: true [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point L757-2(lines 757 761) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point L755-1(line 755) no Hoare annotation was computed. [2019-09-16 16:39:15,567 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-09-16 16:39:15,568 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse10 (or .cse3 .cse4)) (.cse11 (not (= ~waterLevel~0 2))) (.cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse12 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 .cse8 .cse9) (or .cse7 (or (not (<= ~waterLevel~0 2)) (or (not (= 1 ~pumpRunning~0)) .cse4)) .cse5 .cse9) (or .cse6 (or .cse2 .cse10) .cse11) (or (or .cse10 .cse9) .cse7 .cse11) (or (and (or .cse0 .cse4) (or .cse4 .cse12)) .cse2 .cse3 .cse8 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse12 .cse5 .cse6) (or .cse7 (not (<= ~waterLevel~0 1)) .cse3 .cse4 .cse12 .cse5 .cse9)))) [2019-09-16 16:39:15,568 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-09-16 16:39:15,568 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,568 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,568 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,568 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-09-16 16:39:15,568 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-09-16 16:39:15,569 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-09-16 16:39:15,569 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 573 599) the Hoare annotation is: (let ((.cse23 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse24 (= ~methaneLevelCritical~0 0)) (.cse25 (not (<= |old(~waterLevel~0)| 2))) (.cse26 (or .cse23 .cse7)) (.cse19 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse20 (<= 1 ~switchedOnBeforeTS~0)) (.cse27 (<= 0 ~waterLevel~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse18 (and .cse20 .cse27 .cse28 .cse9)) (.cse12 (or .cse6 .cse7)) (.cse14 (and .cse10 .cse9)) (.cse17 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (and .cse19 .cse27 .cse28 .cse9)) (.cse16 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse13 (not (= |old(~waterLevel~0)| 2))) (.cse22 (or .cse24 .cse25 .cse26)) (.cse0 (and .cse27 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|)))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse21 (and (= ~pumpRunning~0 1) .cse10)) (.cse1 (or .cse25 .cse26)) (.cse15 (not .cse5)) (.cse3 (not .cse24))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse7 .cse8 .cse2 .cse3) (or (and .cse9 .cse10) (or .cse11 .cse12) .cse13) (or .cse11 .cse6 .cse14 .cse7 .cse15) (or .cse16 .cse17 .cse11 .cse6 .cse7 .cse2 .cse18) (or .cse11 .cse6 .cse19 .cse7 .cse8 .cse13) (or .cse16 .cse17 .cse6 .cse7 .cse2 .cse18 .cse3) (or (or .cse16 .cse6 .cse7) (or .cse20 .cse19) .cse3 .cse13) (or .cse21 .cse1 .cse3 .cse13) (or (or .cse12 .cse3) .cse14 .cse13) (or .cse11 .cse22 .cse21 .cse15) (or .cse6 .cse19 .cse7 .cse8 .cse3 .cse13) (or (or .cse11 .cse7 .cse23) .cse10 .cse13) (or .cse16 .cse6 .cse20 .cse7 .cse15 .cse3) (or .cse16 .cse11 .cse6 .cse7 .cse15 .cse20) (or .cse6 .cse14 .cse7 .cse15 .cse3) (or .cse17 .cse11 .cse6 .cse7 .cse8 .cse2 .cse4) (or (or .cse16 .cse7) .cse11 .cse6 (or .cse19 .cse20) .cse13) (or .cse19 .cse23 .cse7 .cse8 .cse15 .cse3) (or .cse11 .cse6 .cse7 .cse8 .cse15 .cse19) (or .cse11 .cse22 .cse0 .cse2) (or .cse6 .cse7 .cse8 .cse19 .cse15 .cse3) (or .cse15 .cse19 (or .cse11 .cse23 .cse7 .cse8)) (or .cse21 .cse1 .cse15 .cse3))))) [2019-09-16 16:39:15,569 INFO L439 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse14 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse20 (<= 0 ~waterLevel~0)) (.cse21 (<= ~waterLevel~0 0)) (.cse26 (= ~pumpRunning~0 1)) (.cse23 (= ~methaneLevelCritical~0 0)) (.cse24 (not (<= |old(~waterLevel~0)| 2))) (.cse25 (or .cse14 .cse7)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse19 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse22 (= ~pumpRunning~0 0)) (.cse27 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (and (and .cse19 .cse22) .cse27)) (.cse0 (or .cse5 .cse7)) (.cse9 (or .cse23 .cse24 .cse25)) (.cse13 (and .cse19 (= ~waterLevel~0 1) .cse26)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and .cse19 .cse27 .cse22)) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse17 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse10 (and .cse19 .cse26 .cse20 .cse21)) (.cse18 (or .cse24 .cse25)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not .cse23))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse2 (or .cse4 .cse0) .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse1) (or .cse4 .cse9 .cse10 .cse8) (or .cse4 .cse5 .cse7 .cse8 .cse6) (or .cse11 .cse4 .cse9 .cse12 .cse10) (or .cse13 (or .cse4 .cse14 .cse7) .cse3) (or .cse15 .cse11 .cse5 .cse7 .cse6 .cse12 .cse1) (or .cse14 .cse7 .cse1 .cse13 .cse3) (or .cse6 .cse16 .cse5 .cse7 .cse17 .cse12 .cse1) (or .cse15 .cse4 .cse16 .cse5 .cse6 .cse7 .cse12) (or .cse11 .cse10 .cse18 .cse12 .cse1) (or .cse11 .cse4 .cse5 .cse7 .cse17 .cse12 (and .cse19 .cse20 .cse21 .cse22)) (or .cse10 .cse18 .cse8 .cse1))))) [2019-09-16 16:39:15,570 INFO L439 ceAbstractionStarter]: At program point L587(lines 587 593) the Hoare annotation is: (let ((.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse16 (= ~pumpRunning~0 1)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse23 (<= 0 ~waterLevel~0)) (.cse24 (<= ~waterLevel~0 0)) (.cse25 (= ~methaneLevelCritical~0 0)) (.cse26 (not (<= |old(~waterLevel~0)| 2))) (.cse27 (or .cse10 .cse7)) (.cse18 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse15 (or .cse5 .cse7)) (.cse13 (not (= |old(~waterLevel~0)| 2))) (.cse14 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse19 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and .cse18 .cse17 .cse12)) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse20 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 |old(~waterLevel~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (or .cse25 .cse26 .cse27)) (.cse3 (and .cse11 .cse23 .cse24 .cse12)) (.cse21 (and .cse18 .cse16 .cse23 .cse24)) (.cse22 (or .cse26 .cse27)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not .cse25))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9) (or .cse1 .cse5 .cse7 .cse8 .cse6) (or (or .cse1 .cse7 .cse10) (and .cse11 (= 1 ~waterLevel~0) .cse12) .cse13) (or .cse14 .cse0 .cse5 .cse7 .cse6 .cse4 .cse9) (or .cse6 (or .cse1 .cse15) .cse13) (or (or .cse15 .cse9) .cse6 (and .cse16 .cse17) .cse13) (or .cse10 .cse7 .cse9 (and .cse18 (= ~waterLevel~0 1) .cse16) .cse13) (or .cse6 .cse19 .cse5 .cse7 .cse20 .cse4 .cse9) (or .cse14 .cse1 .cse19 .cse5 .cse6 .cse7 .cse4) (or .cse0 .cse21 .cse22 .cse4 .cse9) (or .cse0 .cse1 .cse5 .cse7 .cse20 .cse4 (and .cse18 .cse23 .cse24 .cse12)) (or .cse1 .cse2 .cse3 .cse8) (or .cse21 .cse22 .cse8 .cse9))))) [2019-09-16 16:39:15,570 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 573 599) no Hoare annotation was computed. [2019-09-16 16:39:15,570 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 573 599) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L439 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (let ((.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse16 (not (= ~systemActive~0 1)))) (let ((.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse15 (not (= 0 |old(~pumpRunning~0)|))) (.cse22 (= ~methaneLevelCritical~0 0)) (.cse23 (not (<= |old(~waterLevel~0)| 2))) (.cse24 (or .cse17 .cse16))) (let ((.cse2 (or .cse22 .cse23 .cse24)) (.cse18 (and .cse3 (= 1 ~systemActive~0) .cse15 (<= ~waterLevel~0 2))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse20 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse21 (or .cse15 .cse16)) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (<= 0 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 0)) (.cse10 (or .cse23 .cse24)) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse12 (not .cse22)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse19 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6) .cse7) (or (and .cse8 .cse9) .cse10 .cse11 .cse12) (or .cse13 .cse14 .cse15 .cse16 .cse7 .cse12) (or (or .cse16 .cse17 .cse12) (and .cse9 (and .cse4 .cse18)) .cse19) (or .cse1 .cse2 (and .cse18 .cse4 .cse9) .cse11) (or .cse1 .cse14 .cse15 .cse16 .cse20 .cse7) (or .cse13 .cse1 .cse14 .cse15 .cse16 .cse7) (or .cse15 .cse16 .cse11 .cse12) (or .cse1 .cse15 .cse16 .cse11) (or .cse14 .cse15 .cse16 .cse20 .cse7 .cse12) (or (or .cse1 .cse21) .cse19) (or (or .cse21 .cse12) .cse19) (or .cse0 (and .cse8 .cse5 .cse6) .cse10 .cse7 .cse12) (or (and .cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= 2 ~waterLevel~0) .cse4) (or .cse1 .cse17 .cse16) .cse19))))) [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point L580(lines 576 598) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point L578(lines 576 598) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 873 902) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 873 902) the Hoare annotation is: true [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 891) no Hoare annotation was computed. [2019-09-16 16:39:15,571 INFO L446 ceAbstractionStarter]: At program point L887-1(lines 887 891) the Hoare annotation is: true [2019-09-16 16:39:15,571 INFO L443 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2019-09-16 16:39:15,572 INFO L446 ceAbstractionStarter]: At program point L883-2(lines 883 897) the Hoare annotation is: true [2019-09-16 16:39:15,572 INFO L446 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2019-09-16 16:39:15,572 INFO L443 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2019-09-16 16:39:15,572 INFO L446 ceAbstractionStarter]: At program point L898(lines 873 902) the Hoare annotation is: true [2019-09-16 16:39:15,572 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse10 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse11 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse2 (or .cse10 .cse11)) (.cse4 (and (<= 0 ~waterLevel~0) (<= ~waterLevel~0 0))) (.cse5 (not (<= 0 |old(~waterLevel~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (and (or .cse10 .cse11 .cse9) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|)) .cse10 .cse11))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse1 .cse2 .cse3) .cse6 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse2 .cse4 .cse3 .cse5 .cse7) (or (= 1 ~waterLevel~0) .cse8 .cse1 .cse3 .cse9) (or .cse8 .cse3 .cse6 .cse7)))) [2019-09-16 16:39:15,572 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-09-16 16:39:15,572 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-09-16 16:39:15,572 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 927 933) no Hoare annotation was computed. [2019-09-16 16:39:15,573 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 927 933) the Hoare annotation is: true [2019-09-16 16:39:15,573 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,573 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:39:15,573 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:39:15,573 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:15,573 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-09-16 16:39:15,573 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-09-16 16:39:15,573 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse9 (not (= ~systemActive~0 1)))) (let ((.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (or (not (= 0 ~pumpRunning~0)) .cse9)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse12 (or (= 0 ~switchedOnBeforeTS~0) .cse9)) (.cse1 (and (<= 0 ~waterLevel~0) (<= ~waterLevel~0 0))) (.cse10 (not (= 1 ~pumpRunning~0))) (.cse4 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse3 .cse8) (or .cse7 .cse9 .cse10 .cse5 .cse8) (or .cse6 .cse7 .cse2 .cse11) (or .cse12 .cse7 .cse10 .cse11 .cse5) (or .cse7 .cse2 .cse3 .cse5 .cse8) (or .cse0 .cse6 .cse1 (and (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse2) (or .cse2 .cse3)) .cse4) (or .cse7 .cse2 .cse11 .cse5) (or .cse0 .cse12 .cse1 .cse10 .cse4 .cse5)))) [2019-09-16 16:39:15,574 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2019-09-16 16:39:15,574 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2019-09-16 16:39:15,574 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2019-09-16 16:39:15,574 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2019-09-16 16:39:15,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:39:15 BoogieIcfgContainer [2019-09-16 16:39:15,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:39:15,595 INFO L168 Benchmark]: Toolchain (without parser) took 52245.13 ms. Allocated memory was 130.5 MB in the beginning and 933.8 MB in the end (delta: 803.2 MB). Free memory was 85.2 MB in the beginning and 573.1 MB in the end (delta: -488.0 MB). Peak memory consumption was 828.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,596 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.65 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.9 MB in the beginning and 162.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,597 INFO L168 Benchmark]: Boogie Preprocessor took 120.44 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 157.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,598 INFO L168 Benchmark]: RCFGBuilder took 1190.60 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 157.2 MB in the beginning and 188.7 MB in the end (delta: -31.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,599 INFO L168 Benchmark]: TraceAbstraction took 50324.20 ms. Allocated memory was 218.1 MB in the beginning and 933.8 MB in the end (delta: 715.7 MB). Free memory was 187.3 MB in the beginning and 573.1 MB in the end (delta: -385.8 MB). Peak memory consumption was 843.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:15,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 605.65 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.9 MB in the beginning and 162.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.44 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 157.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1190.60 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 157.2 MB in the beginning and 188.7 MB in the end (delta: -31.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 50324.20 ms. Allocated memory was 218.1 MB in the beginning and 933.8 MB in the end (delta: 715.7 MB). Free memory was 187.3 MB in the beginning and 573.1 MB in the end (delta: -385.8 MB). Peak memory consumption was 843.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 778]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: ((((((((((((((((pumpRunning == switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1)) || ((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && pumpRunning == 0) && waterLevel == 2) && 1 == methaneLevelCritical)) || (((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((pumpRunning == switchedOnBeforeTS && waterLevel == 1) && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(systemActive == 1)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || (((((pumpRunning == switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0)) || (0 <= waterLevel && pumpRunning == 1 && (((0 == methaneLevelCritical && (!(1 == waterLevel) && 0 == splverifierCounter) && !(switchedOnBeforeTS == 0)) && waterLevel <= 1) || (((pumpRunning == switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1)))) || !(0 == \old(pumpRunning))) || ((((1 <= switchedOnBeforeTS && waterLevel == 1) && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical)) || (((((1 <= switchedOnBeforeTS && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. SAFE Result, 50.2s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 18.4s AutomataDifference, 0.0s DeadEndRemovalTime, 24.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3365 SDtfs, 5744 SDslu, 10735 SDs, 0 SdLazy, 14258 SolverSat, 3584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1861 GetRequests, 1587 SyntacticMatches, 8 SemanticMatches, 266 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2081 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1966occurred in iteration=14, 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: 0.9s AutomataMinimizationTime, 15 MinimizatonAttempts, 1574 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4230 PreInvPairs, 4447 NumberOfFragments, 6416 HoareAnnotationTreeSize, 4230 FomulaSimplifications, 76792 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 64 FomulaSimplificationsInter, 76888 FormulaSimplificationTreeSizeReductionInter, 21.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 4154 NumberOfCodeBlocks, 4154 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4134 ConstructedInterpolants, 0 QuantifiedInterpolants, 1803589 SizeOfPredicates, 23 NumberOfNonLiveVariables, 6338 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 3483/3719 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...