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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:39:15,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:39:15,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:39:15,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:39:15,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:39:15,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:39:15,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:39:15,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:39:15,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:39:15,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:39:15,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:39:15,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:39:15,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:39:15,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:39:15,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:39:15,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:39:15,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:39:15,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:39:15,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:39:15,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:39:15,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:39:15,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:39:15,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:39:15,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:39:15,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:39:15,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:39:15,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:39:15,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:39:15,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:39:15,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:39:15,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:39:15,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:39:15,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:39:15,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:39:15,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:39:15,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:39:15,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:39:15,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:39:15,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:39:15,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:39:15,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:39:15,250 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 19:39:15,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:39:15,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:39:15,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:39:15,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:39:15,268 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:39:15,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:39:15,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:39:15,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:39:15,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:39:15,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:39:15,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:39:15,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:39:15,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:39:15,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:39:15,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:39:15,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:39:15,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:39:15,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:39:15,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:39:15,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:39:15,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:39:15,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:39:15,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:39:15,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:39:15,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:39:15,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:39:15,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:39:15,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:39:15,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:39:15,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:39:15,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:39:15,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:39:15,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:39:15,584 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:39:15,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-10-13 19:39:15,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e254a8f0/518eeca852574a328918dd2b4877e780/FLAGc47b6ed2d [2019-10-13 19:39:16,155 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:39:16,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-10-13 19:39:16,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e254a8f0/518eeca852574a328918dd2b4877e780/FLAGc47b6ed2d [2019-10-13 19:39:16,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e254a8f0/518eeca852574a328918dd2b4877e780 [2019-10-13 19:39:16,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:39:16,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:39:16,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:16,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:39:16,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:39:16,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:16" (1/1) ... [2019-10-13 19:39:16,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe97d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:16, skipping insertion in model container [2019-10-13 19:39:16,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:16" (1/1) ... [2019-10-13 19:39:16,516 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:39:16,557 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:39:16,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:17,012 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:39:17,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:39:17,143 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:39:17,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17 WrapperNode [2019-10-13 19:39:17,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:39:17,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:39:17,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:39:17,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:39:17,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (1/1) ... [2019-10-13 19:39:17,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:39:17,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:39:17,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:39:17,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:39:17,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (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 19:39:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:39:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:39:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:39:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:39:17,306 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:39:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 19:39:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:39:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 19:39:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:39:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:39:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:39:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:39:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:39:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 19:39:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:39:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 19:39:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:39:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:39:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:39:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:39:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:39:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:39:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:39:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:39:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:39:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 19:39:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 19:39:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:39:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:39:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:39:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:39:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:39:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:39:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:39:18,482 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:39:18,482 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:39:18,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:18 BoogieIcfgContainer [2019-10-13 19:39:18,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:39:18,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:39:18,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:39:18,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:39:18,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:39:16" (1/3) ... [2019-10-13 19:39:18,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657e8fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:18, skipping insertion in model container [2019-10-13 19:39:18,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:17" (2/3) ... [2019-10-13 19:39:18,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657e8fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:18, skipping insertion in model container [2019-10-13 19:39:18,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:18" (3/3) ... [2019-10-13 19:39:18,493 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2019-10-13 19:39:18,503 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:39:18,513 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:39:18,525 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:39:18,567 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:39:18,568 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:39:18,568 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:39:18,568 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:39:18,568 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:39:18,569 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:39:18,569 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:39:18,569 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:39:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2019-10-13 19:39:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:39:18,613 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:18,614 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 19:39:18,616 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:18,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:18,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1693195754, now seen corresponding path program 1 times [2019-10-13 19:39:18,633 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:18,633 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496855127] [2019-10-13 19:39:18,634 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:18,635 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:18,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,359 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:19,438 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 19:39:19,439 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496855127] [2019-10-13 19:39:19,440 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:19,440 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:39:19,441 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817095655] [2019-10-13 19:39:19,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:39:19,453 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:19,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:39:19,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:39:19,481 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2019-10-13 19:39:20,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:20,480 INFO L93 Difference]: Finished difference Result 247 states and 327 transitions. [2019-10-13 19:39:20,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:39:20,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:39:20,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:20,508 INFO L225 Difference]: With dead ends: 247 [2019-10-13 19:39:20,509 INFO L226 Difference]: Without dead ends: 134 [2019-10-13 19:39:20,513 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 19:39:20,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-13 19:39:20,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2019-10-13 19:39:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 19:39:20,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-10-13 19:39:20,598 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-10-13 19:39:20,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:20,599 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-10-13 19:39:20,599 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:39:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-10-13 19:39:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:39:20,602 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:20,602 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 19:39:20,602 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:20,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:20,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1772398770, now seen corresponding path program 1 times [2019-10-13 19:39:20,603 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:20,603 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081197992] [2019-10-13 19:39:20,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:20,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:20,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,001 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:21,095 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 19:39:21,095 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081197992] [2019-10-13 19:39:21,096 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:21,096 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:39:21,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712381037] [2019-10-13 19:39:21,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:39:21,111 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:21,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:39:21,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:39:21,115 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states. [2019-10-13 19:39:21,591 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:22,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:22,189 INFO L93 Difference]: Finished difference Result 180 states and 218 transitions. [2019-10-13 19:39:22,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:39:22,190 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:39:22,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:22,192 INFO L225 Difference]: With dead ends: 180 [2019-10-13 19:39:22,193 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:39:22,195 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 19:39:22,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:39:22,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:39:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:39:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-10-13 19:39:22,230 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-10-13 19:39:22,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:22,230 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-10-13 19:39:22,231 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:39:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-10-13 19:39:22,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 19:39:22,233 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:22,233 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:22,233 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:22,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:22,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1028244918, now seen corresponding path program 1 times [2019-10-13 19:39:22,234 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:22,234 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818875027] [2019-10-13 19:39:22,234 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:22,234 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:22,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,530 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:22,581 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 19:39:22,581 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818875027] [2019-10-13 19:39:22,581 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:22,582 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:39:22,582 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161304693] [2019-10-13 19:39:22,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:39:22,583 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:22,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:39:22,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:39:22,584 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 4 states. [2019-10-13 19:39:22,947 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:23,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:23,575 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-10-13 19:39:23,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:39:23,576 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-10-13 19:39:23,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:23,579 INFO L225 Difference]: With dead ends: 189 [2019-10-13 19:39:23,579 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:39:23,580 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 19:39:23,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:39:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:39:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:39:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-10-13 19:39:23,616 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-10-13 19:39:23,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:23,617 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-10-13 19:39:23,617 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:39:23,617 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-10-13 19:39:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 19:39:23,619 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:23,619 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:23,620 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:23,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:23,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1294561485, now seen corresponding path program 1 times [2019-10-13 19:39:23,620 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:23,620 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097660585] [2019-10-13 19:39:23,621 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:23,621 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:23,621 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:23,992 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:24,124 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 19:39:24,125 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097660585] [2019-10-13 19:39:24,125 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:24,125 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:39:24,126 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535150031] [2019-10-13 19:39:24,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:39:24,126 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:24,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:39:24,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:39:24,127 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 12 states. [2019-10-13 19:39:24,671 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:25,075 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:25,366 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:25,638 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:26,303 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:27,166 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:27,585 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:27,927 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:28,197 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-13 19:39:28,452 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:28,823 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:29,163 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:29,455 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:30,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:30,515 INFO L93 Difference]: Finished difference Result 360 states and 482 transitions. [2019-10-13 19:39:30,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-13 19:39:30,518 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 59 [2019-10-13 19:39:30,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:30,523 INFO L225 Difference]: With dead ends: 360 [2019-10-13 19:39:30,523 INFO L226 Difference]: Without dead ends: 289 [2019-10-13 19:39:30,524 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 19:39:30,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2019-10-13 19:39:30,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 224. [2019-10-13 19:39:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-10-13 19:39:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 265 transitions. [2019-10-13 19:39:30,587 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 265 transitions. Word has length 59 [2019-10-13 19:39:30,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:30,588 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 265 transitions. [2019-10-13 19:39:30,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:39:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 265 transitions. [2019-10-13 19:39:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 19:39:30,590 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:30,591 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:30,591 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:30,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:30,591 INFO L82 PathProgramCache]: Analyzing trace with hash 332754483, now seen corresponding path program 1 times [2019-10-13 19:39:30,591 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:30,592 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698612704] [2019-10-13 19:39:30,592 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:30,592 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:30,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,875 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:30,937 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 19:39:30,937 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698612704] [2019-10-13 19:39:30,938 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:30,938 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 19:39:30,938 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135465845] [2019-10-13 19:39:30,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 19:39:30,939 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:30,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 19:39:30,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 19:39:30,939 INFO L87 Difference]: Start difference. First operand 224 states and 265 transitions. Second operand 6 states. [2019-10-13 19:39:31,344 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:31,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:31,814 INFO L93 Difference]: Finished difference Result 363 states and 446 transitions. [2019-10-13 19:39:31,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 19:39:31,815 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-10-13 19:39:31,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:31,817 INFO L225 Difference]: With dead ends: 363 [2019-10-13 19:39:31,817 INFO L226 Difference]: Without dead ends: 163 [2019-10-13 19:39:31,819 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-10-13 19:39:31,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-10-13 19:39:31,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 151. [2019-10-13 19:39:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-10-13 19:39:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 168 transitions. [2019-10-13 19:39:31,850 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 168 transitions. Word has length 63 [2019-10-13 19:39:31,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:31,850 INFO L462 AbstractCegarLoop]: Abstraction has 151 states and 168 transitions. [2019-10-13 19:39:31,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 19:39:31,850 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2019-10-13 19:39:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-13 19:39:31,852 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:31,852 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:31,853 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:31,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:31,853 INFO L82 PathProgramCache]: Analyzing trace with hash -562526623, now seen corresponding path program 1 times [2019-10-13 19:39:31,853 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:31,854 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045983271] [2019-10-13 19:39:31,854 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:31,854 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:31,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,150 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-13 19:39:32,264 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045983271] [2019-10-13 19:39:32,265 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281430711] [2019-10-13 19:39:32,265 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 19:39:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:32,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 19:39:32,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 19:39:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 19:39:32,644 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 19:39:32,644 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-10-13 19:39:32,644 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572128739] [2019-10-13 19:39:32,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-13 19:39:32,646 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:32,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-13 19:39:32,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:39:32,647 INFO L87 Difference]: Start difference. First operand 151 states and 168 transitions. Second operand 15 states. [2019-10-13 19:39:33,241 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:34,010 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:34,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:34,707 INFO L93 Difference]: Finished difference Result 203 states and 234 transitions. [2019-10-13 19:39:34,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 19:39:34,708 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2019-10-13 19:39:34,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:34,709 INFO L225 Difference]: With dead ends: 203 [2019-10-13 19:39:34,709 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:39:34,710 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 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 19:39:34,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:39:34,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:39:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:39:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:39:34,711 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-10-13 19:39:34,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:34,711 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:39:34,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-13 19:39:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:39:34,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:39:34,912 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:34,918 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:39:35,366 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2019-10-13 19:39:35,494 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2019-10-13 19:39:36,161 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 203 [2019-10-13 19:39:36,356 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2019-10-13 19:39:36,829 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2019-10-13 19:39:37,306 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-10-13 19:39:37,466 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:37,651 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:37,812 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:37,981 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-10-13 19:39:38,136 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-10-13 19:39:38,274 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-10-13 19:39:38,729 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2019-10-13 19:39:38,953 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:39,106 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-10-13 19:39:39,559 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-10-13 19:39:40,028 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 20 [2019-10-13 19:39:40,239 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:40,396 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:40,845 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2019-10-13 19:39:41,038 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-10-13 19:39:41,526 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-10-13 19:39:41,684 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:41,840 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2019-10-13 19:39:41,998 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:42,156 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-10-13 19:39:42,343 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-10-13 19:39:42,528 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 538) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L550(lines 527 551) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L604(line 604) no Hoare annotation was computed. [2019-10-13 19:39:42,633 INFO L443 ceAbstractionStarter]: For program point L604-1(line 604) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 595) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point L611(lines 584 612) no Hoare annotation was computed. [2019-10-13 19:39:42,634 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2019-10-13 19:39:42,634 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2019-10-13 19:39:42,635 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2019-10-13 19:39:42,635 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2019-10-13 19:39:42,635 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2019-10-13 19:39:42,635 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2019-10-13 19:39:42,635 INFO L439 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2019-10-13 19:39:42,635 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2019-10-13 19:39:42,635 INFO L439 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2019-10-13 19:39:42,635 INFO L443 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2019-10-13 19:39:42,635 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2019-10-13 19:39:42,636 INFO L443 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2019-10-13 19:39:42,636 INFO L446 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2019-10-13 19:39:42,636 INFO L443 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2019-10-13 19:39:42,636 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2019-10-13 19:39:42,636 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-10-13 19:39:42,636 INFO L439 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,636 INFO L439 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,636 INFO L439 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,637 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,637 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2019-10-13 19:39:42,637 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2019-10-13 19:39:42,637 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,637 INFO L439 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,637 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2019-10-13 19:39:42,638 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2019-10-13 19:39:42,639 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L446 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 256) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2019-10-13 19:39:42,640 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 268) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 797) no Hoare annotation was computed. [2019-10-13 19:39:42,641 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 804) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 221 231) no Hoare annotation was computed. [2019-10-13 19:39:42,642 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2019-10-13 19:39:42,643 INFO L439 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-13 19:39:42,643 INFO L443 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2019-10-13 19:39:42,644 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-13 19:39:42,644 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-13 19:39:42,644 INFO L439 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-13 19:39:42,644 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2019-10-13 19:39:42,644 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-13 19:39:42,644 INFO L443 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2019-10-13 19:39:42,644 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2019-10-13 19:39:42,644 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2019-10-13 19:39:42,644 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2019-10-13 19:39:42,645 INFO L439 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,645 INFO L443 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-10-13 19:39:42,645 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,645 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-10-13 19:39:42,645 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2019-10-13 19:39:42,645 INFO L439 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,645 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-13 19:39:42,645 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2019-10-13 19:39:42,645 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-10-13 19:39:42,645 INFO L439 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L439 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2019-10-13 19:39:42,646 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 751) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 758) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 187 194) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 187 194) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 187 194) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2019-10-13 19:39:42,647 INFO L443 ceAbstractionStarter]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point L671(lines 670 690) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2019-10-13 19:39:42,648 INFO L443 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L702-1(line 702) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 708) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L645(lines 645 649) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 720) no Hoare annotation was computed. [2019-10-13 19:39:42,649 INFO L443 ceAbstractionStarter]: For program point L672(lines 672 676) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point L691(lines 669 692) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 666) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 717) no Hoare annotation was computed. [2019-10-13 19:39:42,650 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,651 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)|) (= ~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~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#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~string28.base| |old(#t~string28.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~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.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~string34.offset| |old(#t~string34.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~string32.offset| |old(#t~string32.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)|) (= |#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~string69.base| |old(#t~string69.base)|)) [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point L207(line 207) no Hoare annotation was computed. [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-10-13 19:39:42,651 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point L201-1(line 201) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2019-10-13 19:39:42,652 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2019-10-13 19:39:42,653 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,653 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,653 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,653 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-10-13 19:39:42,653 INFO L439 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-10-13 19:39:42,653 INFO L439 ceAbstractionStarter]: At program point L141(lines 141 147) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2019-10-13 19:39:42,654 INFO L439 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2019-10-13 19:39:42,654 INFO L446 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2019-10-13 19:39:42,654 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-10-13 19:39:42,655 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2019-10-13 19:39:42,655 INFO L446 ceAbstractionStarter]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2019-10-13 19:39:42,655 INFO L446 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2019-10-13 19:39:42,655 INFO L443 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2019-10-13 19:39:42,655 INFO L446 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2019-10-13 19:39:42,655 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-10-13 19:39:42,655 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 400 408) no Hoare annotation was computed. [2019-10-13 19:39:42,655 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2019-10-13 19:39:42,655 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2019-10-13 19:39:42,656 INFO L443 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2019-10-13 19:39:42,656 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2019-10-13 19:39:42,656 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2019-10-13 19:39:42,656 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2019-10-13 19:39:42,656 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2019-10-13 19:39:42,656 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,656 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 19:39:42,657 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:39:42,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:42,657 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2019-10-13 19:39:42,657 INFO L443 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2019-10-13 19:39:42,657 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1))) [2019-10-13 19:39:42,657 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:42,657 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 19:39:42,658 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 19:39:42,658 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:42,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:39:42 BoogieIcfgContainer [2019-10-13 19:39:42,672 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:39:42,674 INFO L168 Benchmark]: Toolchain (without parser) took 26174.11 ms. Allocated memory was 139.5 MB in the beginning and 563.6 MB in the end (delta: 424.1 MB). Free memory was 102.3 MB in the beginning and 132.9 MB in the end (delta: -30.7 MB). Peak memory consumption was 415.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,675 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.30 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 173.5 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,676 INFO L168 Benchmark]: Boogie Preprocessor took 82.75 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 168.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,677 INFO L168 Benchmark]: RCFGBuilder took 1256.52 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 168.8 MB in the beginning and 199.1 MB in the end (delta: -30.3 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,678 INFO L168 Benchmark]: TraceAbstraction took 24186.89 ms. Allocated memory was 234.9 MB in the beginning and 563.6 MB in the end (delta: 328.7 MB). Free memory was 197.7 MB in the beginning and 132.9 MB in the end (delta: 64.8 MB). Peak memory consumption was 415.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:42,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.30 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 102.1 MB in the beginning and 173.5 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.75 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 168.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1256.52 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 168.8 MB in the beginning and 199.1 MB in the end (delta: -30.3 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24186.89 ms. Allocated memory was 234.9 MB in the beginning and 563.6 MB in the end (delta: 328.7 MB). Free memory was 197.7 MB in the beginning and 132.9 MB in the end (delta: 64.8 MB). Peak memory consumption was 415.1 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)) || ((pumpRunning == \old(pumpRunning) && 0 == splverifierCounter) && 1 <= waterLevel)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Result: SAFE, OverallTime: 24.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 12.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.7s, HoareTripleCheckerStatistics: 504 SDtfs, 1032 SDslu, 381 SDs, 0 SdLazy, 2133 SolverSat, 645 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 279 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 294 PreInvPairs, 314 NumberOfFragments, 940 HoareAnnotationTreeSize, 294 FomulaSimplifications, 39845 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8560 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 455 ConstructedInterpolants, 0 QuantifiedInterpolants, 131529 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...