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_spec4_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:39:00,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:39:00,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:39:00,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:39:00,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:39:00,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:39:00,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:39:00,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:39:00,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:39:00,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:39:01,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:39:01,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:39:01,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:39:01,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:39:01,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:39:01,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:39:01,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:39:01,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:39:01,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:39:01,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:39:01,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:39:01,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:39:01,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:39:01,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:39:01,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:39:01,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:39:01,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:39:01,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:39:01,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:39:01,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:39:01,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:39:01,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:39:01,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:39:01,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:39:01,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:39:01,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:39:01,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:39:01,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:39:01,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:39:01,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:39:01,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:39:01,025 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 [2019-10-13 19:39:01,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:39:01,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:39:01,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:39:01,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:39:01,041 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:39:01,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:39:01,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:39:01,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:39:01,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:39:01,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:39:01,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:39:01,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:39:01,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:39:01,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:39:01,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:39:01,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:39:01,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:39:01,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:39:01,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:39:01,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:39:01,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:39:01,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:39:01,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:39:01,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:39:01,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:39:01,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:39:01,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:39:01,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:39:01,373 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:39:01,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2019-10-13 19:39:01,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3125229/14f3e1236f1d4ab7808c6dadc3d37d11/FLAGb2b596ada [2019-10-13 19:39:01,966 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:39:01,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2019-10-13 19:39:01,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3125229/14f3e1236f1d4ab7808c6dadc3d37d11/FLAGb2b596ada [2019-10-13 19:39:02,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3125229/14f3e1236f1d4ab7808c6dadc3d37d11 [2019-10-13 19:39:02,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:39:02,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:39:02,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:02,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:39:02,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:39:02,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:02,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68595816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02, skipping insertion in model container [2019-10-13 19:39:02,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:02,295 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:39:02,354 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:39:02,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:02,817 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:39:02,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:02,942 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:39:02,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02 WrapperNode [2019-10-13 19:39:02,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:02,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:39:02,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:39:02,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:39:02,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:02,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:02,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:02,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:03,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:03,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:03,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (1/1) ... [2019-10-13 19:39:03,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:39:03,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:39:03,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:39:03,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:39:03,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (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 [2019-10-13 19:39:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:39:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:39:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:39:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:39:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:39:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:39:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:39:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:39:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:39:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:39:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:39:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:39:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:39:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:39:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 19:39:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:39:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:39:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:39:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:39:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:39:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:39:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 19:39:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:39:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 19:39:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:39:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:39:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:39:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:39:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:39:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:39:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:39:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:39:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:39:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:39:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:39:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:39:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:39:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 19:39:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 19:39:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:39:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:39:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:39:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:39:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:39:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:39:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:39:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:39:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:39:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:39:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:39:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:39:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:39:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:39:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:39:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:39:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:39:04,246 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:39:04,246 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:39:04,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:04 BoogieIcfgContainer [2019-10-13 19:39:04,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:39:04,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:39:04,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:39:04,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:39:04,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:39:02" (1/3) ... [2019-10-13 19:39:04,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c96620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:04, skipping insertion in model container [2019-10-13 19:39:04,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:02" (2/3) ... [2019-10-13 19:39:04,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c96620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:04, skipping insertion in model container [2019-10-13 19:39:04,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:04" (3/3) ... [2019-10-13 19:39:04,256 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17.cil.c [2019-10-13 19:39:04,265 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:39:04,274 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:39:04,286 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:39:04,317 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:39:04,318 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:39:04,318 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:39:04,318 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:39:04,318 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:39:04,319 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:39:04,319 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:39:04,319 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:39:04,342 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2019-10-13 19:39:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:39:04,350 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:04,351 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:04,353 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:04,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:04,357 INFO L82 PathProgramCache]: Analyzing trace with hash -11503159, now seen corresponding path program 1 times [2019-10-13 19:39:04,364 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:04,364 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624149682] [2019-10-13 19:39:04,365 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:04,365 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:04,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,049 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:05,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624149682] [2019-10-13 19:39:05,152 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:05,152 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:39:05,153 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397919252] [2019-10-13 19:39:05,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:39:05,158 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:05,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:39:05,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:39:05,174 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2019-10-13 19:39:06,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:06,171 INFO L93 Difference]: Finished difference Result 247 states and 327 transitions. [2019-10-13 19:39:06,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:39:06,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:39:06,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:06,188 INFO L225 Difference]: With dead ends: 247 [2019-10-13 19:39:06,188 INFO L226 Difference]: Without dead ends: 134 [2019-10-13 19:39:06,192 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:39:06,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-13 19:39:06,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2019-10-13 19:39:06,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 19:39:06,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-10-13 19:39:06,290 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-10-13 19:39:06,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:06,290 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-10-13 19:39:06,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:39:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-10-13 19:39:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:39:06,293 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:06,294 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:06,294 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:06,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:06,295 INFO L82 PathProgramCache]: Analyzing trace with hash -916860037, now seen corresponding path program 1 times [2019-10-13 19:39:06,295 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:06,295 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993822757] [2019-10-13 19:39:06,295 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:06,295 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:06,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,623 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:06,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993822757] [2019-10-13 19:39:06,659 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:06,659 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:39:06,659 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691663157] [2019-10-13 19:39:06,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:39:06,661 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:06,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:39:06,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:39:06,662 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states. [2019-10-13 19:39:07,123 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:07,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:07,737 INFO L93 Difference]: Finished difference Result 180 states and 218 transitions. [2019-10-13 19:39:07,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:39:07,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:39:07,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:07,740 INFO L225 Difference]: With dead ends: 180 [2019-10-13 19:39:07,741 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:39:07,742 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 19:39:07,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:39:07,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:39:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:39:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-10-13 19:39:07,776 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-10-13 19:39:07,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:07,776 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-10-13 19:39:07,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:39:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-10-13 19:39:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 19:39:07,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:07,779 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:07,779 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:07,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:07,779 INFO L82 PathProgramCache]: Analyzing trace with hash 70257927, now seen corresponding path program 1 times [2019-10-13 19:39:07,780 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:07,780 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707003974] [2019-10-13 19:39:07,780 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:07,780 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:07,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,131 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:08,215 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707003974] [2019-10-13 19:39:08,216 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:08,216 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:39:08,216 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902964407] [2019-10-13 19:39:08,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:39:08,217 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:08,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:39:08,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:39:08,218 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 8 states. [2019-10-13 19:39:08,680 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:08,989 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:09,267 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:09,521 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:10,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:10,449 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-10-13 19:39:10,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 19:39:10,450 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-10-13 19:39:10,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:10,452 INFO L225 Difference]: With dead ends: 189 [2019-10-13 19:39:10,452 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:39:10,453 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:39:10,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:39:10,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:39:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:39:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-10-13 19:39:10,486 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-10-13 19:39:10,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:10,486 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-10-13 19:39:10,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 19:39:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-10-13 19:39:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 19:39:10,489 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:10,489 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:10,489 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:10,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:10,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1578513704, now seen corresponding path program 1 times [2019-10-13 19:39:10,490 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:10,490 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042320386] [2019-10-13 19:39:10,490 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:10,490 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:10,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,823 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:10,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042320386] [2019-10-13 19:39:10,928 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:10,928 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:39:10,928 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505124110] [2019-10-13 19:39:10,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:39:10,929 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:10,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:39:10,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:39:10,930 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 12 states. [2019-10-13 19:39:11,525 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:11,910 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:12,195 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:12,442 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:13,080 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:13,859 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:14,219 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:14,526 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:14,783 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-13 19:39:15,027 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:15,356 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:15,688 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:15,996 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:17,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:17,005 INFO L93 Difference]: Finished difference Result 360 states and 482 transitions. [2019-10-13 19:39:17,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-13 19:39:17,006 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 59 [2019-10-13 19:39:17,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:17,010 INFO L225 Difference]: With dead ends: 360 [2019-10-13 19:39:17,010 INFO L226 Difference]: Without dead ends: 289 [2019-10-13 19:39:17,011 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-10-13 19:39:17,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2019-10-13 19:39:17,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 224. [2019-10-13 19:39:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-10-13 19:39:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 265 transitions. [2019-10-13 19:39:17,067 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 265 transitions. Word has length 59 [2019-10-13 19:39:17,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:17,068 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 265 transitions. [2019-10-13 19:39:17,068 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:39:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 265 transitions. [2019-10-13 19:39:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 19:39:17,070 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:17,070 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:17,071 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:17,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:17,071 INFO L82 PathProgramCache]: Analyzing trace with hash 927496270, now seen corresponding path program 1 times [2019-10-13 19:39:17,071 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:17,072 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337760056] [2019-10-13 19:39:17,072 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:17,072 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:17,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,362 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:17,427 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337760056] [2019-10-13 19:39:17,427 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:17,428 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 19:39:17,428 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900781982] [2019-10-13 19:39:17,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 19:39:17,428 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:17,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 19:39:17,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 19:39:17,429 INFO L87 Difference]: Start difference. First operand 224 states and 265 transitions. Second operand 6 states. [2019-10-13 19:39:17,826 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:18,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:18,295 INFO L93 Difference]: Finished difference Result 363 states and 446 transitions. [2019-10-13 19:39:18,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 19:39:18,296 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-10-13 19:39:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:18,299 INFO L225 Difference]: With dead ends: 363 [2019-10-13 19:39:18,299 INFO L226 Difference]: Without dead ends: 163 [2019-10-13 19:39:18,300 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-10-13 19:39:18,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-10-13 19:39:18,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 151. [2019-10-13 19:39:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-10-13 19:39:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 168 transitions. [2019-10-13 19:39:18,335 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 168 transitions. Word has length 63 [2019-10-13 19:39:18,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:18,336 INFO L462 AbstractCegarLoop]: Abstraction has 151 states and 168 transitions. [2019-10-13 19:39:18,336 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 19:39:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2019-10-13 19:39:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-13 19:39:18,338 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:18,338 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:18,338 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:18,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:18,339 INFO L82 PathProgramCache]: Analyzing trace with hash 368759171, now seen corresponding path program 1 times [2019-10-13 19:39:18,339 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:18,339 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506169310] [2019-10-13 19:39:18,339 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:18,340 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:18,340 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,646 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-13 19:39:18,798 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506169310] [2019-10-13 19:39:18,799 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564209123] [2019-10-13 19:39:18,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 19:39:19,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 19:39:19,191 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 19:39:19,191 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 19:39:19,192 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-10-13 19:39:19,192 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970450507] [2019-10-13 19:39:19,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-13 19:39:19,194 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:19,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-13 19:39:19,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:39:19,195 INFO L87 Difference]: Start difference. First operand 151 states and 168 transitions. Second operand 15 states. [2019-10-13 19:39:19,715 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:20,483 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:21,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:21,171 INFO L93 Difference]: Finished difference Result 203 states and 234 transitions. [2019-10-13 19:39:21,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 19:39:21,172 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2019-10-13 19:39:21,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:21,173 INFO L225 Difference]: With dead ends: 203 [2019-10-13 19:39:21,173 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:39:21,175 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-10-13 19:39:21,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:39:21,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:39:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:39:21,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:39:21,176 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-10-13 19:39:21,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:21,176 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:39:21,176 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-13 19:39:21,176 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:39:21,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:39:21,377 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:21,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:39:21,805 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 208 [2019-10-13 19:39:21,944 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 208 [2019-10-13 19:39:23,191 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:23,331 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:23,787 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:23,974 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:24,138 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2019-10-13 19:39:24,302 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-10-13 19:39:24,440 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2019-10-13 19:39:24,605 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-10-13 19:39:24,822 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:25,266 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:25,423 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:25,870 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:26,302 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-10-13 19:39:26,790 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-13 19:39:27,240 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:27,390 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:27,529 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2019-10-13 19:39:27,689 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:27,843 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:28,005 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:28,192 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:28,344 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:28,588 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-13 19:39:28,789 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2019-10-13 19:39:28,792 INFO L443 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2019-10-13 19:39:28,792 INFO L443 ceAbstractionStarter]: For program point L606-2(lines 606 627) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L628(lines 605 629) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 581 636) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 581 636) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 616) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L612-1(lines 612 616) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 581 636) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 673) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L669-1(lines 669 673) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L664(line 664) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 637 696) no Hoare annotation was computed. [2019-10-13 19:39:28,793 INFO L443 ceAbstractionStarter]: For program point L663-2(lines 663 688) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point L689(lines 662 690) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 637 696) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point L682(line 682) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 637 696) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 200 206) the Hoare annotation is: true [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 200 206) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 207 215) no Hoare annotation was computed. [2019-10-13 19:39:28,794 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 207 215) the Hoare annotation is: true [2019-10-13 19:39:28,794 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 207 215) no Hoare annotation was computed. [2019-10-13 19:39:28,795 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-10-13 19:39:28,795 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,795 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-10-13 19:39:28,795 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,795 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-10-13 19:39:28,795 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-10-13 19:39:28,795 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-10-13 19:39:28,796 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-10-13 19:39:28,796 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-10-13 19:39:28,796 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-10-13 19:39:28,796 INFO L439 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~1 ~systemActive~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,796 INFO L439 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~1 ~systemActive~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,796 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 166) no Hoare annotation was computed. [2019-10-13 19:39:28,797 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 159 166) no Hoare annotation was computed. [2019-10-13 19:39:28,797 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 149 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,797 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-13 19:39:28,797 INFO L439 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,797 INFO L439 ceAbstractionStarter]: At program point L155(line 155) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,797 INFO L439 ceAbstractionStarter]: At program point L155-1(line 155) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,797 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 149 171) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 149 171) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 104 127) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 104 127) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 104 127) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-13 19:39:28,798 INFO L443 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-13 19:39:28,799 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-13 19:39:28,800 INFO L443 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2019-10-13 19:39:28,800 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-13 19:39:28,800 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 375 383) no Hoare annotation was computed. [2019-10-13 19:39:28,800 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 375 383) the Hoare annotation is: true [2019-10-13 19:39:28,802 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 375 383) no Hoare annotation was computed. [2019-10-13 19:39:28,802 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2019-10-13 19:39:28,802 INFO L446 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: true [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point L429-2(lines 429 433) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 420 438) the Hoare annotation is: true [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 420 438) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 420 438) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-10-13 19:39:28,803 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point L403-2(lines 403 411) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 384 419) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 399) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 384 419) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 384 419) no Hoare annotation was computed. [2019-10-13 19:39:28,804 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 193 199) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 193 199) the Hoare annotation is: true [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 535 580) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 535 580) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 535 580) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point L862(lines 862 882) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point L862-1(lines 862 882) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 848 893) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 848 893) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 848 893) no Hoare annotation was computed. [2019-10-13 19:39:28,805 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 875) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 136 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 136 145) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 136 145) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 364 374) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 364 374) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 364 374) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 356 363) the Hoare annotation is: true [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 356 363) no Hoare annotation was computed. [2019-10-13 19:39:28,806 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 356 363) no Hoare annotation was computed. [2019-10-13 19:39:28,807 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 323 347) no Hoare annotation was computed. [2019-10-13 19:39:28,807 INFO L439 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse1))) [2019-10-13 19:39:28,807 INFO L443 ceAbstractionStarter]: For program point L342-1(lines 323 347) no Hoare annotation was computed. [2019-10-13 19:39:28,807 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 323 347) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse1))) [2019-10-13 19:39:28,807 INFO L439 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,807 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,807 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 339) no Hoare annotation was computed. [2019-10-13 19:39:28,807 INFO L439 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 344) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 315 321) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 315 321) the Hoare annotation is: true [2019-10-13 19:39:28,808 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 217 280) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 217 280) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L439 ceAbstractionStarter]: At program point L273(lines 226 274) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L439 ceAbstractionStarter]: At program point L263-2(lines 257 268) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point L228(lines 227 272) no Hoare annotation was computed. [2019-10-13 19:39:28,808 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 268) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L439 ceAbstractionStarter]: At program point L249(line 249) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 253) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L247-1(lines 247 253) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)))) [2019-10-13 19:39:28,809 INFO L439 ceAbstractionStarter]: At program point L270(lines 227 272) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L237-1(lines 237 243) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 217 280) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 802 847) no Hoare annotation was computed. [2019-10-13 19:39:28,809 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 829) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 802 847) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 802 847) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 836) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point L816-1(lines 816 836) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 519 527) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 519 527) the Hoare annotation is: true [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 519 527) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 503) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point L495-2(lines 495 503) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 487 509) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 487 509) no Hoare annotation was computed. [2019-10-13 19:39:28,810 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 487 509) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 183 192) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 183 192) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 183 192) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 699 801) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 798) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 754) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point L748-2(lines 748 768) no Hoare annotation was computed. [2019-10-13 19:39:28,811 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 699 801) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L769(lines 747 770) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L728(lines 728 744) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L788(lines 788 795) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 699 801) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L749(lines 748 768) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L780(line 780) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L780-1(line 780) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point L745(lines 745 786) no Hoare annotation was computed. [2019-10-13 19:39:28,812 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,813 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-10-13 19:39:28,813 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,813 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 348 355) no Hoare annotation was computed. [2019-10-13 19:39:28,813 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 348 355) no Hoare annotation was computed. [2019-10-13 19:39:28,813 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 348 355) no Hoare annotation was computed. [2019-10-13 19:39:28,814 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 510 518) the Hoare annotation is: true [2019-10-13 19:39:28,814 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 510 518) no Hoare annotation was computed. [2019-10-13 19:39:28,814 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 510 518) no Hoare annotation was computed. [2019-10-13 19:39:28,814 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 466 477) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:28,814 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 466 477) no Hoare annotation was computed. [2019-10-13 19:39:28,814 INFO L443 ceAbstractionStarter]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2019-10-13 19:39:28,814 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,815 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,815 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,815 INFO L439 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or .cse0 (and (= 1 ~waterLevel~0) .cse2) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:28,815 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 291 314) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or .cse0 (and (= 1 ~waterLevel~0) .cse2) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:28,815 INFO L439 ceAbstractionStarter]: At program point L302(lines 302 308) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (and (= 1 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)))) [2019-10-13 19:39:28,815 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 291 314) no Hoare annotation was computed. [2019-10-13 19:39:28,816 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-13 19:39:28,816 INFO L443 ceAbstractionStarter]: For program point L295(lines 294 313) no Hoare annotation was computed. [2019-10-13 19:39:28,816 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 291 314) no Hoare annotation was computed. [2019-10-13 19:39:28,816 INFO L446 ceAbstractionStarter]: At program point L96(lines 71 100) the Hoare annotation is: true [2019-10-13 19:39:28,816 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 71 100) no Hoare annotation was computed. [2019-10-13 19:39:28,816 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 71 100) the Hoare annotation is: true [2019-10-13 19:39:28,816 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 19:39:28,816 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-10-13 19:39:28,817 INFO L446 ceAbstractionStarter]: At program point L85-1(lines 85 89) the Hoare annotation is: true [2019-10-13 19:39:28,817 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 19:39:28,817 INFO L446 ceAbstractionStarter]: At program point L81-2(lines 81 95) the Hoare annotation is: true [2019-10-13 19:39:28,817 INFO L446 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: true [2019-10-13 19:39:28,817 INFO L443 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2019-10-13 19:39:28,817 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 478 486) no Hoare annotation was computed. [2019-10-13 19:39:28,817 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 478 486) no Hoare annotation was computed. [2019-10-13 19:39:28,817 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 478 486) no Hoare annotation was computed. [2019-10-13 19:39:28,818 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 442 453) the Hoare annotation is: true [2019-10-13 19:39:28,818 INFO L443 ceAbstractionStarter]: For program point L446-1(lines 442 453) no Hoare annotation was computed. [2019-10-13 19:39:28,818 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 442 453) no Hoare annotation was computed. [2019-10-13 19:39:28,818 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 128 134) no Hoare annotation was computed. [2019-10-13 19:39:28,818 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 128 134) the Hoare annotation is: true [2019-10-13 19:39:28,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,818 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 19:39:28,818 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:39:28,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:28,819 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 454 465) no Hoare annotation was computed. [2019-10-13 19:39:28,819 INFO L443 ceAbstractionStarter]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2019-10-13 19:39:28,819 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 454 465) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) (= ~waterLevel~0 |old(~waterLevel~0)|)))) [2019-10-13 19:39:28,819 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2019-10-13 19:39:28,819 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 173 180) no Hoare annotation was computed. [2019-10-13 19:39:28,819 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 173 180) the Hoare annotation is: true [2019-10-13 19:39:28,819 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 173 180) no Hoare annotation was computed. [2019-10-13 19:39:28,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:39:28 BoogieIcfgContainer [2019-10-13 19:39:28,834 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:39:28,835 INFO L168 Benchmark]: Toolchain (without parser) took 26558.45 ms. Allocated memory was 142.6 MB in the beginning and 595.1 MB in the end (delta: 452.5 MB). Free memory was 99.5 MB in the beginning and 342.1 MB in the end (delta: -242.6 MB). Peak memory consumption was 478.7 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,836 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.62 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 99.3 MB in the beginning and 166.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,838 INFO L168 Benchmark]: Boogie Preprocessor took 120.23 ms. Allocated memory is still 199.8 MB. Free memory was 166.9 MB in the beginning and 162.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,838 INFO L168 Benchmark]: RCFGBuilder took 1184.06 ms. Allocated memory was 199.8 MB in the beginning and 227.5 MB in the end (delta: 27.8 MB). Free memory was 162.6 MB in the beginning and 197.3 MB in the end (delta: -34.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,839 INFO L168 Benchmark]: TraceAbstraction took 24584.47 ms. Allocated memory was 227.5 MB in the beginning and 595.1 MB in the end (delta: 367.5 MB). Free memory was 197.3 MB in the beginning and 342.1 MB in the end (delta: -144.8 MB). Peak memory consumption was 491.5 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:28,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.62 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 99.3 MB in the beginning and 166.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.23 ms. Allocated memory is still 199.8 MB. Free memory was 166.9 MB in the beginning and 162.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1184.06 ms. Allocated memory was 199.8 MB in the beginning and 227.5 MB in the end (delta: 27.8 MB). Free memory was 162.6 MB in the beginning and 197.3 MB in the end (delta: -34.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24584.47 ms. Allocated memory was 227.5 MB in the beginning and 595.1 MB in the end (delta: 367.5 MB). Free memory was 197.3 MB in the beginning and 342.1 MB in the end (delta: -144.8 MB). Peak memory consumption was 491.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: 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: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((pumpRunning == \old(pumpRunning) && 1 == waterLevel) && 0 == splverifierCounter)) || !(systemActive == 1)) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Result: SAFE, OverallTime: 24.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.4s, HoareTripleCheckerStatistics: 502 SDtfs, 1069 SDslu, 431 SDs, 0 SdLazy, 2474 SolverSat, 670 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 285 GetRequests, 219 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 7.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 294 PreInvPairs, 314 NumberOfFragments, 967 HoareAnnotationTreeSize, 294 FomulaSimplifications, 39781 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8360 FormulaSimplificationTreeSizeReductionInter, 6.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 455 ConstructedInterpolants, 0 QuantifiedInterpolants, 132015 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...