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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:39:18,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:39:18,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:39:18,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:39:18,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:39:18,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:39:18,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:39:18,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:39:18,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:39:18,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:39:18,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:39:18,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:39:18,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:39:18,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:39:18,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:39:18,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:39:18,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:39:18,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:39:18,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:39:18,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:39:18,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:39:18,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:39:18,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:39:18,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:39:18,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:39:18,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:39:18,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:39:18,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:39:18,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:39:18,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:39:18,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:39:18,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:39:18,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:39:18,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:39:18,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:39:18,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:39:18,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:39:18,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:39:18,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:39:18,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:39:18,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:39:18,121 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 19:39:18,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:39:18,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:39:18,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:39:18,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:39:18,147 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:39:18,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:39:18,148 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:39:18,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:39:18,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:39:18,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:39:18,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:39:18,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:39:18,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:39:18,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:39:18,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:39:18,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:39:18,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:39:18,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:39:18,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:39:18,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:39:18,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:39:18,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:39:18,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:39:18,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:39:18,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:39:18,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:39:18,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:39:18,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:39:18,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:39:18,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:39:18,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:39:18,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:39:18,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:39:18,483 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:39:18,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2019-10-13 19:39:18,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296a7b044/ae9637a467b54d34968e405f4546f466/FLAGe82414c39 [2019-10-13 19:39:19,127 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:39:19,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2019-10-13 19:39:19,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296a7b044/ae9637a467b54d34968e405f4546f466/FLAGe82414c39 [2019-10-13 19:39:19,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296a7b044/ae9637a467b54d34968e405f4546f466 [2019-10-13 19:39:19,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:39:19,432 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:39:19,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:19,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:39:19,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:39:19,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:19" (1/1) ... [2019-10-13 19:39:19,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f266c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:19, skipping insertion in model container [2019-10-13 19:39:19,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:19" (1/1) ... [2019-10-13 19:39:19,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:39:19,505 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:39:19,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:19,955 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:39:20,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:20,093 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:39:20,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20 WrapperNode [2019-10-13 19:39:20,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:20,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:39:20,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:39:20,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:39:20,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (1/1) ... [2019-10-13 19:39:20,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:39:20,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:39:20,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:39:20,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:39:20,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (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 19:39:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:39:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:39:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:39:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:39:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:39:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:39:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:39:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:39:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:39:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:39:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:39:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:39:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:39:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:39:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:39:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:39:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:39:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:39:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:39:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 19:39:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:39:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:39:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:39:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:39:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:39:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:39:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:39:21,397 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:39:21,398 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:39:21,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:21 BoogieIcfgContainer [2019-10-13 19:39:21,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:39:21,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:39:21,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:39:21,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:39:21,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:39:19" (1/3) ... [2019-10-13 19:39:21,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692e4150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:21, skipping insertion in model container [2019-10-13 19:39:21,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:20" (2/3) ... [2019-10-13 19:39:21,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692e4150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:21, skipping insertion in model container [2019-10-13 19:39:21,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:21" (3/3) ... [2019-10-13 19:39:21,414 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26.cil.c [2019-10-13 19:39:21,424 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:39:21,433 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:39:21,444 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:39:21,487 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:39:21,487 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:39:21,487 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:39:21,488 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:39:21,488 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:39:21,488 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:39:21,488 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:39:21,489 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:39:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2019-10-13 19:39:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:39:21,520 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:21,520 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 19:39:21,522 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:21,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:21,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1031127634, now seen corresponding path program 1 times [2019-10-13 19:39:21,537 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:21,537 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611682447] [2019-10-13 19:39:21,538 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:21,538 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:21,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,279 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,371 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 19:39:22,372 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611682447] [2019-10-13 19:39:22,373 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:22,374 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:39:22,374 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398808040] [2019-10-13 19:39:22,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:39:22,381 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:22,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:39:22,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:39:22,402 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 3 states. [2019-10-13 19:39:23,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:23,428 INFO L93 Difference]: Finished difference Result 256 states and 337 transitions. [2019-10-13 19:39:23,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:39:23,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:39:23,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:23,444 INFO L225 Difference]: With dead ends: 256 [2019-10-13 19:39:23,445 INFO L226 Difference]: Without dead ends: 139 [2019-10-13 19:39:23,449 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 19:39:23,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-13 19:39:23,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2019-10-13 19:39:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-13 19:39:23,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2019-10-13 19:39:23,533 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2019-10-13 19:39:23,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:23,534 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2019-10-13 19:39:23,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:39:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2019-10-13 19:39:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:39:23,537 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:23,537 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 19:39:23,538 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:23,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:23,538 INFO L82 PathProgramCache]: Analyzing trace with hash -303025831, now seen corresponding path program 1 times [2019-10-13 19:39:23,539 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:23,539 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839831095] [2019-10-13 19:39:23,539 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:23,539 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:23,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,887 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,935 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 19:39:23,935 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839831095] [2019-10-13 19:39:23,936 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:23,936 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:39:23,936 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746209316] [2019-10-13 19:39:23,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:39:23,939 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:23,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:39:23,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:39:23,940 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 4 states. [2019-10-13 19:39:24,478 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:25,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:25,123 INFO L93 Difference]: Finished difference Result 185 states and 224 transitions. [2019-10-13 19:39:25,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:39:25,124 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:39:25,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:25,127 INFO L225 Difference]: With dead ends: 185 [2019-10-13 19:39:25,128 INFO L226 Difference]: Without dead ends: 123 [2019-10-13 19:39:25,129 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 19:39:25,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2019-10-13 19:39:25,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2019-10-13 19:39:25,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-13 19:39:25,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2019-10-13 19:39:25,165 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2019-10-13 19:39:25,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:25,166 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2019-10-13 19:39:25,166 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:39:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2019-10-13 19:39:25,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 19:39:25,168 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:25,168 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] [2019-10-13 19:39:25,169 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:25,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:25,169 INFO L82 PathProgramCache]: Analyzing trace with hash -111885155, now seen corresponding path program 1 times [2019-10-13 19:39:25,169 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:25,170 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634556724] [2019-10-13 19:39:25,170 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:25,170 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:25,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,575 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:25,677 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 19:39:25,677 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634556724] [2019-10-13 19:39:25,678 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:25,678 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:39:25,678 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926643616] [2019-10-13 19:39:25,679 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:39:25,679 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:25,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:39:25,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:39:25,680 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 8 states. [2019-10-13 19:39:26,157 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:26,501 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:26,772 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:27,043 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:28,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:28,085 INFO L93 Difference]: Finished difference Result 198 states and 242 transitions. [2019-10-13 19:39:28,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 19:39:28,087 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-10-13 19:39:28,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:28,090 INFO L225 Difference]: With dead ends: 198 [2019-10-13 19:39:28,090 INFO L226 Difference]: Without dead ends: 123 [2019-10-13 19:39:28,091 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:39:28,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2019-10-13 19:39:28,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2019-10-13 19:39:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-13 19:39:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2019-10-13 19:39:28,121 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2019-10-13 19:39:28,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:28,121 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2019-10-13 19:39:28,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 19:39:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2019-10-13 19:39:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 19:39:28,123 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:28,124 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] [2019-10-13 19:39:28,124 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:28,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:28,124 INFO L82 PathProgramCache]: Analyzing trace with hash 558328282, now seen corresponding path program 1 times [2019-10-13 19:39:28,125 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:28,125 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063714642] [2019-10-13 19:39:28,125 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:28,125 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:28,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,464 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:28,561 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 19:39:28,561 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063714642] [2019-10-13 19:39:28,561 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:28,562 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:39:28,562 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969625326] [2019-10-13 19:39:28,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:39:28,563 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:28,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:39:28,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:39:28,563 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 12 states. [2019-10-13 19:39:29,259 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:29,656 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:29,942 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:30,212 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:30,854 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:31,734 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:32,091 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:32,427 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:32,705 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-13 19:39:32,975 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:33,341 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:33,738 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:34,038 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:35,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:35,255 INFO L93 Difference]: Finished difference Result 380 states and 506 transitions. [2019-10-13 19:39:35,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-13 19:39:35,256 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2019-10-13 19:39:35,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:35,260 INFO L225 Difference]: With dead ends: 380 [2019-10-13 19:39:35,261 INFO L226 Difference]: Without dead ends: 305 [2019-10-13 19:39:35,262 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-10-13 19:39:35,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-10-13 19:39:35,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 236. [2019-10-13 19:39:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2019-10-13 19:39:35,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 277 transitions. [2019-10-13 19:39:35,340 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 277 transitions. Word has length 60 [2019-10-13 19:39:35,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:35,341 INFO L462 AbstractCegarLoop]: Abstraction has 236 states and 277 transitions. [2019-10-13 19:39:35,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:39:35,343 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 277 transitions. [2019-10-13 19:39:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 19:39:35,346 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:35,346 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, 1] [2019-10-13 19:39:35,347 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:35,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:35,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1767139328, now seen corresponding path program 1 times [2019-10-13 19:39:35,347 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:35,347 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983076503] [2019-10-13 19:39:35,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:35,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:35,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,664 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:35,726 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 19:39:35,726 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983076503] [2019-10-13 19:39:35,726 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:35,727 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 19:39:35,727 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751379120] [2019-10-13 19:39:35,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 19:39:35,728 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:35,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 19:39:35,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 19:39:35,729 INFO L87 Difference]: Start difference. First operand 236 states and 277 transitions. Second operand 6 states. [2019-10-13 19:39:36,215 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:36,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:36,724 INFO L93 Difference]: Finished difference Result 388 states and 472 transitions. [2019-10-13 19:39:36,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 19:39:36,724 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-13 19:39:36,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:36,730 INFO L225 Difference]: With dead ends: 388 [2019-10-13 19:39:36,730 INFO L226 Difference]: Without dead ends: 176 [2019-10-13 19:39:36,732 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 19:39:36,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2019-10-13 19:39:36,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 163. [2019-10-13 19:39:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-10-13 19:39:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 180 transitions. [2019-10-13 19:39:36,768 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 180 transitions. Word has length 64 [2019-10-13 19:39:36,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:36,769 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 180 transitions. [2019-10-13 19:39:36,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 19:39:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2019-10-13 19:39:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-13 19:39:36,771 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:36,771 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, 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 19:39:36,772 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:36,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:36,772 INFO L82 PathProgramCache]: Analyzing trace with hash -1970958153, now seen corresponding path program 1 times [2019-10-13 19:39:36,772 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:36,772 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266790076] [2019-10-13 19:39:36,773 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:36,773 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:36,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,091 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,277 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-13 19:39:37,277 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266790076] [2019-10-13 19:39:37,278 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807337030] [2019-10-13 19:39:37,278 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 19:39:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:37,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 19:39:37,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 19:39:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 19:39:37,692 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 19:39:37,692 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-10-13 19:39:37,692 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467269752] [2019-10-13 19:39:37,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-13 19:39:37,695 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:37,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-13 19:39:37,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:39:37,696 INFO L87 Difference]: Start difference. First operand 163 states and 180 transitions. Second operand 15 states. [2019-10-13 19:39:38,291 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:39,058 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:39,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:39,841 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2019-10-13 19:39:39,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 19:39:39,842 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 100 [2019-10-13 19:39:39,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:39,843 INFO L225 Difference]: With dead ends: 220 [2019-10-13 19:39:39,843 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:39:39,844 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-10-13 19:39:39,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:39:39,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:39:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:39:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:39:39,845 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2019-10-13 19:39:39,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:39,845 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:39:39,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-13 19:39:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:39:39,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:39:40,047 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:40,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:39:41,791 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:41,947 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:42,105 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:42,265 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:42,478 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:42,972 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:43,436 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:43,680 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:44,189 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:44,361 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:44,845 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-10-13 19:39:45,030 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:45,209 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:45,756 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-13 19:39:45,970 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:46,219 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:46,711 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:47,190 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:47,394 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:47,559 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:47,790 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 549) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L539-2(lines 539 560) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 514 569) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L561(lines 538 562) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 514 569) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 514 569) no Hoare annotation was computed. [2019-10-13 19:39:47,877 INFO L443 ceAbstractionStarter]: For program point L602(lines 602 606) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L602-1(lines 602 606) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 570 629) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L596-2(lines 596 621) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 570 629) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L622(lines 595 623) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 570 629) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L443 ceAbstractionStarter]: For program point L615-1(line 615) no Hoare annotation was computed. [2019-10-13 19:39:47,878 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 445 451) the Hoare annotation is: true [2019-10-13 19:39:47,879 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 445 451) no Hoare annotation was computed. [2019-10-13 19:39:47,879 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 452 460) no Hoare annotation was computed. [2019-10-13 19:39:47,879 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 452 460) the Hoare annotation is: true [2019-10-13 19:39:47,879 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 452 460) no Hoare annotation was computed. [2019-10-13 19:39:47,879 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 398 422) the Hoare annotation is: true [2019-10-13 19:39:47,879 INFO L439 ceAbstractionStarter]: At program point L412(line 412) 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 19:39:47,879 INFO L443 ceAbstractionStarter]: For program point L410(lines 410 416) no Hoare annotation was computed. [2019-10-13 19:39:47,879 INFO L439 ceAbstractionStarter]: At program point L408(line 408) 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 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point L408-1(line 408) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point L406(lines 406 419) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 398 422) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L446 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: true [2019-10-13 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 398 422) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 900 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,880 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 900 922) no Hoare annotation was computed. [2019-10-13 19:39:47,880 INFO L439 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,881 INFO L439 ceAbstractionStarter]: At program point L912-1(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,881 INFO L443 ceAbstractionStarter]: For program point L910(lines 910 917) no Hoare annotation was computed. [2019-10-13 19:39:47,881 INFO L443 ceAbstractionStarter]: For program point L910-1(lines 910 917) no Hoare annotation was computed. [2019-10-13 19:39:47,881 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 900 922) no Hoare annotation was computed. [2019-10-13 19:39:47,881 INFO L443 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2019-10-13 19:39:47,882 INFO L439 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,882 INFO L439 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,882 INFO L439 ceAbstractionStarter]: At program point L906-1(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,882 INFO L443 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 859 882) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 859 882) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 859 882) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-10-13 19:39:47,883 INFO L443 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2019-10-13 19:39:47,884 INFO L443 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L446 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: true [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point L287-1(line 287) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 259) no Hoare annotation was computed. [2019-10-13 19:39:47,885 INFO L443 ceAbstractionStarter]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 244 279) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 244 279) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2019-10-13 19:39:47,886 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 244 279) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 438 444) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 438 444) the Hoare annotation is: true [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 468 513) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 468 513) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 468 513) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 808) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 815) no Hoare annotation was computed. [2019-10-13 19:39:47,887 INFO L443 ceAbstractionStarter]: For program point L795-1(lines 795 815) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 781 826) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 781 826) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 781 826) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 890 899) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 890 899) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 890 899) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 224 234) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 224 234) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 224 234) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-10-13 19:39:47,888 INFO L443 ceAbstractionStarter]: For program point L229-1(line 229) no Hoare annotation was computed. [2019-10-13 19:39:47,889 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: true [2019-10-13 19:39:47,889 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2019-10-13 19:39:47,889 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2019-10-13 19:39:47,889 INFO L439 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2019-10-13 19:39:47,889 INFO L443 ceAbstractionStarter]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2019-10-13 19:39:47,889 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2019-10-13 19:39:47,889 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 165 189) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2019-10-13 19:39:47,889 INFO L439 ceAbstractionStarter]: At program point L179(line 179) 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 19:39:47,890 INFO L439 ceAbstractionStarter]: At program point L175(line 175) 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 19:39:47,890 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 181) no Hoare annotation was computed. [2019-10-13 19:39:47,890 INFO L439 ceAbstractionStarter]: At program point L171(line 171) 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 19:39:47,890 INFO L443 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2019-10-13 19:39:47,890 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 186) no Hoare annotation was computed. [2019-10-13 19:39:47,890 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2019-10-13 19:39:47,890 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2019-10-13 19:39:47,890 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,891 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2019-10-13 19:39:47,891 INFO L439 ceAbstractionStarter]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,891 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2019-10-13 19:39:47,891 INFO L439 ceAbstractionStarter]: At program point L102-2(lines 94 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,891 INFO L443 ceAbstractionStarter]: For program point L65(lines 64 111) no Hoare annotation was computed. [2019-10-13 19:39:47,891 INFO L439 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,891 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 107) no Hoare annotation was computed. [2019-10-13 19:39:47,891 INFO L439 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,891 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 90) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L439 ceAbstractionStarter]: At program point L109(lines 64 111) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,892 INFO L439 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 735 780) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 735 780) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L755(lines 755 762) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 735 780) no Hoare annotation was computed. [2019-10-13 19:39:47,892 INFO L443 ceAbstractionStarter]: For program point L749(lines 749 769) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point L749-1(lines 749 769) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 190 197) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 190 197) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 190 197) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 388 396) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 388 396) the Hoare annotation is: true [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 388 396) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point L364(lines 364 372) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 356 378) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 356 378) no Hoare annotation was computed. [2019-10-13 19:39:47,893 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 356 378) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 428 437) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 428 437) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 428 437) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 632 734) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L702(lines 680 703) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 677) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 728) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L682(lines 681 701) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L713(line 713) no Hoare annotation was computed. [2019-10-13 19:39:47,894 INFO L443 ceAbstractionStarter]: For program point L713-1(line 713) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L678(lines 678 719) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 632 734) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L697(line 697) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 632 734) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 660) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2019-10-13 19:39:47,895 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 687) no Hoare annotation was computed. [2019-10-13 19:39:47,896 INFO L443 ceAbstractionStarter]: For program point L681-2(lines 681 701) no Hoare annotation was computed. [2019-10-13 19:39:47,896 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,896 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-10-13 19:39:47,896 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,896 INFO L443 ceAbstractionStarter]: For program point L210-1(lines 199 215) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 199 215) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 199 215) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-10-13 19:39:47,897 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 379 387) the Hoare annotation is: true [2019-10-13 19:39:47,897 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 379 387) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 379 387) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 335 346) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 335 346) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,898 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,899 INFO L439 ceAbstractionStarter]: At program point L146(line 146) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-10-13 19:39:47,899 INFO L439 ceAbstractionStarter]: At program point L144(lines 144 150) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= 1 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 1))) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-13 19:39:47,899 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-10-13 19:39:47,899 INFO L439 ceAbstractionStarter]: At program point L139(line 139) 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 19:39:47,899 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L443 ceAbstractionStarter]: For program point L137(lines 136 155) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 829 858) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 829 858) the Hoare annotation is: true [2019-10-13 19:39:47,900 INFO L446 ceAbstractionStarter]: At program point L854(lines 829 858) the Hoare annotation is: true [2019-10-13 19:39:47,900 INFO L443 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L443 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2019-10-13 19:39:47,900 INFO L446 ceAbstractionStarter]: At program point L843-1(lines 843 847) the Hoare annotation is: true [2019-10-13 19:39:47,901 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-10-13 19:39:47,901 INFO L446 ceAbstractionStarter]: At program point L839-2(lines 839 853) the Hoare annotation is: true [2019-10-13 19:39:47,901 INFO L446 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2019-10-13 19:39:47,901 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-10-13 19:39:47,901 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 347 355) no Hoare annotation was computed. [2019-10-13 19:39:47,901 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 347 355) no Hoare annotation was computed. [2019-10-13 19:39:47,901 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 347 355) no Hoare annotation was computed. [2019-10-13 19:39:47,901 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 311 322) the Hoare annotation is: true [2019-10-13 19:39:47,902 INFO L443 ceAbstractionStarter]: For program point L315-1(lines 311 322) no Hoare annotation was computed. [2019-10-13 19:39:47,902 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 311 322) no Hoare annotation was computed. [2019-10-13 19:39:47,902 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 883 889) no Hoare annotation was computed. [2019-10-13 19:39:47,902 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 883 889) the Hoare annotation is: true [2019-10-13 19:39:47,902 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,902 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 19:39:47,902 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:39:47,902 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:47,903 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 299 306) no Hoare annotation was computed. [2019-10-13 19:39:47,903 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 299 306) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 |old(~systemActive~0)|)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2019-10-13 19:39:47,903 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 299 306) no Hoare annotation was computed. [2019-10-13 19:39:47,903 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 323 334) no Hoare annotation was computed. [2019-10-13 19:39:47,903 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2019-10-13 19:39:47,903 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 323 334) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:47,903 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:47,904 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 19:39:47,904 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 19:39:47,904 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:47,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:39:47 BoogieIcfgContainer [2019-10-13 19:39:47,923 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:39:47,925 INFO L168 Benchmark]: Toolchain (without parser) took 28492.85 ms. Allocated memory was 137.9 MB in the beginning and 608.2 MB in the end (delta: 470.3 MB). Free memory was 98.5 MB in the beginning and 287.9 MB in the end (delta: -189.5 MB). Peak memory consumption was 497.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:47,926 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 137.9 MB. Free memory is still 117.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 19:39:47,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.42 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 98.1 MB in the beginning and 166.1 MB in the end (delta: -68.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:47,930 INFO L168 Benchmark]: Boogie Preprocessor took 115.68 ms. Allocated memory is still 199.2 MB. Free memory was 166.1 MB in the beginning and 162.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:47,936 INFO L168 Benchmark]: RCFGBuilder took 1191.49 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 162.0 MB in the beginning and 196.0 MB in the end (delta: -34.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:47,940 INFO L168 Benchmark]: TraceAbstraction took 26516.04 ms. Allocated memory was 226.5 MB in the beginning and 608.2 MB in the end (delta: 381.7 MB). Free memory was 196.0 MB in the beginning and 287.9 MB in the end (delta: -91.9 MB). Peak memory consumption was 506.0 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:47,948 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 137.9 MB. Free memory is still 117.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.42 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 98.1 MB in the beginning and 166.1 MB in the end (delta: -68.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.68 ms. Allocated memory is still 199.2 MB. Free memory was 166.1 MB in the beginning and 162.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1191.49 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 162.0 MB in the beginning and 196.0 MB in the end (delta: -34.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26516.04 ms. Allocated memory was 226.5 MB in the beginning and 608.2 MB in the end (delta: 381.7 MB). Free memory was 196.0 MB in the beginning and 287.9 MB in the end (delta: -91.9 MB). Peak memory consumption was 506.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (((1 == systemActive && 0 == splverifierCounter) && 1 <= waterLevel) && pumpRunning == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Result: SAFE, OverallTime: 26.4s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, HoareTripleCheckerStatistics: 529 SDtfs, 1082 SDslu, 448 SDs, 0 SdLazy, 2594 SolverSat, 740 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 224 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred 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, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 306 PreInvPairs, 329 NumberOfFragments, 1022 HoareAnnotationTreeSize, 306 FomulaSimplifications, 50837 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 51 FomulaSimplificationsInter, 7409 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 135767 SizeOfPredicates, 3 NumberOfNonLiveVariables, 771 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 61/64 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...