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_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:36,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:36,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:36,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:36,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:36,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:36,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:36,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:36,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:36,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:36,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:36,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:36,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:36,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:36,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:36,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:36,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:36,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:36,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:36,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:36,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:36,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:36,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:36,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:36,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:36,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:36,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:36,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:36,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:36,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:36,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:36,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:36,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:36,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:36,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:36,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:36,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:36,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:36,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:36,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:36,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:36,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:05:36,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:36,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:36,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:36,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:36,400 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:36,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:36,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:36,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:36,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:36,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:36,403 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:36,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:36,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:36,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:36,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:36,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:36,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:36,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:36,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:36,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:36,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:36,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:36,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:36,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:36,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:36,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:36,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:36,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:36,456 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:36,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-20 13:05:36,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d4864e3/12129605e6754329a4c87b965def73c2/FLAG4e21d1c0e [2019-09-20 13:05:37,054 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:37,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-20 13:05:37,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d4864e3/12129605e6754329a4c87b965def73c2/FLAG4e21d1c0e [2019-09-20 13:05:37,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d4864e3/12129605e6754329a4c87b965def73c2 [2019-09-20 13:05:37,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:37,432 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:37,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:37,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:37,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:37,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:37" (1/1) ... [2019-09-20 13:05:37,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac66c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:37, skipping insertion in model container [2019-09-20 13:05:37,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:37" (1/1) ... [2019-09-20 13:05:37,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:37,509 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:37,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:37,950 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:38,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:38,097 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:38,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38 WrapperNode [2019-09-20 13:05:38,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:38,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:38,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:38,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:38,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... [2019-09-20 13:05:38,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:38,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:38,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:38,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:38,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:39,365 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:39,365 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:39,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:39 BoogieIcfgContainer [2019-09-20 13:05:39,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:39,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:39,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:39,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:39,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:37" (1/3) ... [2019-09-20 13:05:39,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381c2b3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:39, skipping insertion in model container [2019-09-20 13:05:39,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:38" (2/3) ... [2019-09-20 13:05:39,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381c2b3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:39, skipping insertion in model container [2019-09-20 13:05:39,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:39" (3/3) ... [2019-09-20 13:05:39,376 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product38.cil.c [2019-09-20 13:05:39,386 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:39,395 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:39,413 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:39,447 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:39,448 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:39,449 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:39,449 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:39,449 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:39,449 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:39,449 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:39,450 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:39,450 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2019-09-20 13:05:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:39,485 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:39,486 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:39,489 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:39,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:39,496 INFO L82 PathProgramCache]: Analyzing trace with hash 639525092, now seen corresponding path program 1 times [2019-09-20 13:05:39,498 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:39,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:39,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:39,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:39,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:39,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:39,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:39,843 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:39,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:39,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:39,861 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2019-09-20 13:05:39,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:39,906 INFO L93 Difference]: Finished difference Result 266 states and 329 transitions. [2019-09-20 13:05:39,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:39,907 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-20 13:05:39,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:39,921 INFO L225 Difference]: With dead ends: 266 [2019-09-20 13:05:39,921 INFO L226 Difference]: Without dead ends: 133 [2019-09-20 13:05:39,928 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:39,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-09-20 13:05:39,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-09-20 13:05:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-09-20 13:05:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2019-09-20 13:05:39,988 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 52 [2019-09-20 13:05:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:39,988 INFO L475 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2019-09-20 13:05:39,989 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2019-09-20 13:05:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-20 13:05:39,993 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:39,993 INFO L407 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] [2019-09-20 13:05:39,994 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:39,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:39,995 INFO L82 PathProgramCache]: Analyzing trace with hash -510809670, now seen corresponding path program 1 times [2019-09-20 13:05:39,995 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:39,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:40,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:40,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:40,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:40,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:40,195 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:40,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:40,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:40,199 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 3 states. [2019-09-20 13:05:40,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:40,237 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2019-09-20 13:05:40,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:40,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-20 13:05:40,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:40,241 INFO L225 Difference]: With dead ends: 211 [2019-09-20 13:05:40,241 INFO L226 Difference]: Without dead ends: 124 [2019-09-20 13:05:40,243 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:40,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-09-20 13:05:40,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-09-20 13:05:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-09-20 13:05:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2019-09-20 13:05:40,258 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 53 [2019-09-20 13:05:40,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:40,259 INFO L475 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2019-09-20 13:05:40,259 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2019-09-20 13:05:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-09-20 13:05:40,262 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:40,262 INFO L407 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] [2019-09-20 13:05:40,262 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:40,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:40,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1651946043, now seen corresponding path program 1 times [2019-09-20 13:05:40,263 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:40,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:40,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:40,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:40,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:40,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:40,384 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:40,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:40,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:40,385 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 7 states. [2019-09-20 13:05:40,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:40,680 INFO L93 Difference]: Finished difference Result 224 states and 265 transitions. [2019-09-20 13:05:40,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:40,681 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-09-20 13:05:40,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:40,683 INFO L225 Difference]: With dead ends: 224 [2019-09-20 13:05:40,683 INFO L226 Difference]: Without dead ends: 124 [2019-09-20 13:05:40,685 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:40,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-09-20 13:05:40,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-09-20 13:05:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-09-20 13:05:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2019-09-20 13:05:40,699 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 58 [2019-09-20 13:05:40,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:40,700 INFO L475 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2019-09-20 13:05:40,700 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2019-09-20 13:05:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-09-20 13:05:40,707 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:40,709 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:40,709 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:40,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:40,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1339614682, now seen corresponding path program 1 times [2019-09-20 13:05:40,710 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:40,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:40,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:40,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:40,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:40,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:40,896 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:40,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:40,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:40,897 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 5 states. [2019-09-20 13:05:41,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:41,417 INFO L93 Difference]: Finished difference Result 335 states and 403 transitions. [2019-09-20 13:05:41,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:41,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2019-09-20 13:05:41,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:41,422 INFO L225 Difference]: With dead ends: 335 [2019-09-20 13:05:41,424 INFO L226 Difference]: Without dead ends: 235 [2019-09-20 13:05:41,426 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:41,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-09-20 13:05:41,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 216. [2019-09-20 13:05:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-09-20 13:05:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 246 transitions. [2019-09-20 13:05:41,481 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 246 transitions. Word has length 71 [2019-09-20 13:05:41,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:41,481 INFO L475 AbstractCegarLoop]: Abstraction has 216 states and 246 transitions. [2019-09-20 13:05:41,482 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 246 transitions. [2019-09-20 13:05:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-09-20 13:05:41,489 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:41,489 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:41,490 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:41,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:41,491 INFO L82 PathProgramCache]: Analyzing trace with hash 345762925, now seen corresponding path program 1 times [2019-09-20 13:05:41,492 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:41,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:41,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:41,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:41,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:41,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:41,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:41,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:41,668 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:41,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:41,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:41,669 INFO L87 Difference]: Start difference. First operand 216 states and 246 transitions. Second operand 6 states. [2019-09-20 13:05:41,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:41,898 INFO L93 Difference]: Finished difference Result 528 states and 633 transitions. [2019-09-20 13:05:41,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:41,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2019-09-20 13:05:41,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:41,905 INFO L225 Difference]: With dead ends: 528 [2019-09-20 13:05:41,905 INFO L226 Difference]: Without dead ends: 336 [2019-09-20 13:05:41,907 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:41,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2019-09-20 13:05:41,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 332. [2019-09-20 13:05:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2019-09-20 13:05:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 384 transitions. [2019-09-20 13:05:41,956 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 384 transitions. Word has length 85 [2019-09-20 13:05:41,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:41,957 INFO L475 AbstractCegarLoop]: Abstraction has 332 states and 384 transitions. [2019-09-20 13:05:41,957 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 384 transitions. [2019-09-20 13:05:41,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-20 13:05:41,958 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:41,959 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:41,959 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:41,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:41,959 INFO L82 PathProgramCache]: Analyzing trace with hash 535971955, now seen corresponding path program 1 times [2019-09-20 13:05:41,959 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:41,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:41,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:41,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:41,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:42,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:42,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:42,128 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:42,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:42,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:42,128 INFO L87 Difference]: Start difference. First operand 332 states and 384 transitions. Second operand 6 states. [2019-09-20 13:05:42,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:42,384 INFO L93 Difference]: Finished difference Result 711 states and 857 transitions. [2019-09-20 13:05:42,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:42,385 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-20 13:05:42,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:42,391 INFO L225 Difference]: With dead ends: 711 [2019-09-20 13:05:42,392 INFO L226 Difference]: Without dead ends: 519 [2019-09-20 13:05:42,393 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:42,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2019-09-20 13:05:42,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 501. [2019-09-20 13:05:42,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2019-09-20 13:05:42,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 593 transitions. [2019-09-20 13:05:42,445 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 593 transitions. Word has length 89 [2019-09-20 13:05:42,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:42,446 INFO L475 AbstractCegarLoop]: Abstraction has 501 states and 593 transitions. [2019-09-20 13:05:42,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 593 transitions. [2019-09-20 13:05:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-20 13:05:42,454 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:42,454 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:42,454 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:42,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:42,454 INFO L82 PathProgramCache]: Analyzing trace with hash -386711628, now seen corresponding path program 1 times [2019-09-20 13:05:42,455 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:42,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:42,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:42,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:42,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:42,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:42,516 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:42,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:42,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:42,517 INFO L87 Difference]: Start difference. First operand 501 states and 593 transitions. Second operand 5 states. [2019-09-20 13:05:42,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:42,555 INFO L93 Difference]: Finished difference Result 872 states and 1054 transitions. [2019-09-20 13:05:42,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 13:05:42,556 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2019-09-20 13:05:42,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:42,559 INFO L225 Difference]: With dead ends: 872 [2019-09-20 13:05:42,560 INFO L226 Difference]: Without dead ends: 511 [2019-09-20 13:05:42,561 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:42,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-09-20 13:05:42,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2019-09-20 13:05:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2019-09-20 13:05:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 596 transitions. [2019-09-20 13:05:42,594 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 596 transitions. Word has length 89 [2019-09-20 13:05:42,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:42,594 INFO L475 AbstractCegarLoop]: Abstraction has 505 states and 596 transitions. [2019-09-20 13:05:42,594 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 596 transitions. [2019-09-20 13:05:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-20 13:05:42,597 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:42,597 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:42,597 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:42,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:42,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1230717130, now seen corresponding path program 1 times [2019-09-20 13:05:42,598 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:42,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:42,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:42,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:42,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:42,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-20 13:05:42,700 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-20 13:05:42,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-20 13:05:42,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:42,701 INFO L87 Difference]: Start difference. First operand 505 states and 596 transitions. Second operand 9 states. [2019-09-20 13:05:42,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:42,776 INFO L93 Difference]: Finished difference Result 992 states and 1194 transitions. [2019-09-20 13:05:42,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 13:05:42,777 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2019-09-20 13:05:42,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:42,783 INFO L225 Difference]: With dead ends: 992 [2019-09-20 13:05:42,785 INFO L226 Difference]: Without dead ends: 511 [2019-09-20 13:05:42,788 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:42,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-09-20 13:05:42,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2019-09-20 13:05:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2019-09-20 13:05:42,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 594 transitions. [2019-09-20 13:05:42,827 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 594 transitions. Word has length 89 [2019-09-20 13:05:42,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:42,828 INFO L475 AbstractCegarLoop]: Abstraction has 505 states and 594 transitions. [2019-09-20 13:05:42,828 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-20 13:05:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 594 transitions. [2019-09-20 13:05:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-09-20 13:05:42,831 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:42,831 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:42,831 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:42,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:42,832 INFO L82 PathProgramCache]: Analyzing trace with hash -420721396, now seen corresponding path program 1 times [2019-09-20 13:05:42,832 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:42,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:42,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:42,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:43,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:43,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-20 13:05:43,001 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-20 13:05:43,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-20 13:05:43,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:43,003 INFO L87 Difference]: Start difference. First operand 505 states and 594 transitions. Second operand 10 states. [2019-09-20 13:05:43,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:43,301 INFO L93 Difference]: Finished difference Result 992 states and 1170 transitions. [2019-09-20 13:05:43,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-20 13:05:43,301 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2019-09-20 13:05:43,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:43,305 INFO L225 Difference]: With dead ends: 992 [2019-09-20 13:05:43,306 INFO L226 Difference]: Without dead ends: 511 [2019-09-20 13:05:43,308 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:43,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-09-20 13:05:43,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 490. [2019-09-20 13:05:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2019-09-20 13:05:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 559 transitions. [2019-09-20 13:05:43,335 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 559 transitions. Word has length 90 [2019-09-20 13:05:43,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:43,335 INFO L475 AbstractCegarLoop]: Abstraction has 490 states and 559 transitions. [2019-09-20 13:05:43,336 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-20 13:05:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 559 transitions. [2019-09-20 13:05:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-20 13:05:43,338 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:43,339 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:43,339 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:43,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:43,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1269785708, now seen corresponding path program 1 times [2019-09-20 13:05:43,339 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:43,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:43,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:43,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:43,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-20 13:05:43,417 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:43,417 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:43,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:43,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-20 13:05:43,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-20 13:05:43,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:05:43,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-09-20 13:05:43,831 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-20 13:05:43,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-20 13:05:43,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:43,833 INFO L87 Difference]: Start difference. First operand 490 states and 559 transitions. Second operand 13 states. [2019-09-20 13:05:45,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:45,672 INFO L93 Difference]: Finished difference Result 1208 states and 1489 transitions. [2019-09-20 13:05:45,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-09-20 13:05:45,674 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 134 [2019-09-20 13:05:45,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:45,679 INFO L225 Difference]: With dead ends: 1208 [2019-09-20 13:05:45,680 INFO L226 Difference]: Without dead ends: 814 [2019-09-20 13:05:45,683 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2019-09-20 13:05:45,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2019-09-20 13:05:45,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 690. [2019-09-20 13:05:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 690 states. [2019-09-20 13:05:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 780 transitions. [2019-09-20 13:05:45,733 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 780 transitions. Word has length 134 [2019-09-20 13:05:45,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:45,734 INFO L475 AbstractCegarLoop]: Abstraction has 690 states and 780 transitions. [2019-09-20 13:05:45,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-20 13:05:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 780 transitions. [2019-09-20 13:05:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-20 13:05:45,737 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:45,737 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:45,737 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:45,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:45,738 INFO L82 PathProgramCache]: Analyzing trace with hash 52445379, now seen corresponding path program 1 times [2019-09-20 13:05:45,738 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:45,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:45,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:45,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:45,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:45,871 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:45,871 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:45,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:46,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-20 13:05:46,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:46,247 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:05:46,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-20 13:05:46,248 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-20 13:05:46,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-20 13:05:46,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-20 13:05:46,249 INFO L87 Difference]: Start difference. First operand 690 states and 780 transitions. Second operand 15 states. [2019-09-20 13:05:49,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:49,325 INFO L93 Difference]: Finished difference Result 2662 states and 3811 transitions. [2019-09-20 13:05:49,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-20 13:05:49,325 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 138 [2019-09-20 13:05:49,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:49,327 INFO L225 Difference]: With dead ends: 2662 [2019-09-20 13:05:49,327 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:49,338 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-20 13:05:49,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:49,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:49,340 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2019-09-20 13:05:49,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:49,340 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:49,340 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-20 13:05:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:49,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:49,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:50,954 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2019-09-20 13:05:51,100 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-09-20 13:05:51,357 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-09-20 13:05:51,503 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-20 13:05:51,781 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 25 [2019-09-20 13:05:52,736 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 37 [2019-09-20 13:05:52,917 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 20 [2019-09-20 13:05:53,376 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 35 [2019-09-20 13:05:53,573 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 26 [2019-09-20 13:05:54,007 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2019-09-20 13:05:54,158 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-09-20 13:05:54,392 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 24 [2019-09-20 13:05:54,520 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2019-09-20 13:05:54,633 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 19 [2019-09-20 13:05:54,781 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-09-20 13:05:54,979 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 23 [2019-09-20 13:05:55,193 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2019-09-20 13:05:55,474 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 31 [2019-09-20 13:05:55,637 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2019-09-20 13:05:56,190 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 37 [2019-09-20 13:05:56,584 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-09-20 13:05:56,735 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-09-20 13:05:56,843 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-20 13:05:56,977 INFO L443 ceAbstractionStarter]: For program point L444(lines 421 445) no Hoare annotation was computed. [2019-09-20 13:05:56,977 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 397 452) no Hoare annotation was computed. [2019-09-20 13:05:56,977 INFO L443 ceAbstractionStarter]: For program point L428(lines 428 432) no Hoare annotation was computed. [2019-09-20 13:05:56,977 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 428 432) no Hoare annotation was computed. [2019-09-20 13:05:56,977 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 397 452) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L422-2(lines 422 443) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 397 452) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L479-2(lines 479 504) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L505(lines 478 506) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 453 512) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L498-1(line 498) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 453 512) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 453 512) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L485(lines 485 489) no Hoare annotation was computed. [2019-09-20 13:05:56,978 INFO L443 ceAbstractionStarter]: For program point L485-1(lines 485 489) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-20 13:05:56,979 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-20 13:05:56,979 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 809) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-09-20 13:05:56,979 INFO L439 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,980 INFO L439 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,980 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 792 814) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,980 INFO L439 ceAbstractionStarter]: At program point L798-1(line 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,980 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 792 814) no Hoare annotation was computed. [2019-09-20 13:05:56,980 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 792 814) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (and (= main_~tmp~7 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,981 INFO L439 ceAbstractionStarter]: At program point L804-1(line 804) the Hoare annotation is: (or (and (= main_~tmp~7 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 809) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point L769(line 769) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 751 774) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-09-20 13:05:56,981 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 751 774) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 751 774) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2019-09-20 13:05:56,982 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 272 280) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 272 280) the Hoare annotation is: true [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 272 280) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 296) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2019-09-20 13:05:56,983 INFO L443 ceAbstractionStarter]: For program point L311-1(line 311) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 281 316) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 281 316) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 281 316) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:56,984 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 351 396) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 664 709) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 691) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 664 709) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point L678(lines 678 698) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 664 709) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 678 698) no Hoare annotation was computed. [2019-09-20 13:05:56,985 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 782 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,986 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 782 791) no Hoare annotation was computed. [2019-09-20 13:05:56,986 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 782 791) no Hoare annotation was computed. [2019-09-20 13:05:56,986 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 261 271) the Hoare annotation is: true [2019-09-20 13:05:56,986 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 261 271) no Hoare annotation was computed. [2019-09-20 13:05:56,986 INFO L446 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: true [2019-09-20 13:05:56,986 INFO L443 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2019-09-20 13:05:56,986 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 261 271) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 253 260) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 253 260) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 253 260) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 896 909) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 906) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 896 909) the Hoare annotation is: true [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 896 909) no Hoare annotation was computed. [2019-09-20 13:05:56,987 INFO L443 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2019-09-20 13:05:56,988 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 241) no Hoare annotation was computed. [2019-09-20 13:05:56,988 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 220 244) no Hoare annotation was computed. [2019-09-20 13:05:56,988 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 220 244) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:56,988 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:56,988 INFO L443 ceAbstractionStarter]: For program point L239-1(lines 220 244) no Hoare annotation was computed. [2019-09-20 13:05:56,988 INFO L439 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:56,988 INFO L439 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:56,989 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2019-09-20 13:05:56,989 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:56,989 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 186 192) no Hoare annotation was computed. [2019-09-20 13:05:56,989 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 186 192) the Hoare annotation is: true [2019-09-20 13:05:56,989 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 83 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,989 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 99) no Hoare annotation was computed. [2019-09-20 13:05:56,989 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 83 148) no Hoare annotation was computed. [2019-09-20 13:05:56,990 INFO L439 ceAbstractionStarter]: At program point L141(lines 92 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:56,990 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 135) no Hoare annotation was computed. [2019-09-20 13:05:56,990 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 123 136) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:56,990 INFO L443 ceAbstractionStarter]: For program point L94(lines 93 140) no Hoare annotation was computed. [2019-09-20 13:05:56,990 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:56,990 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 136) no Hoare annotation was computed. [2019-09-20 13:05:56,990 INFO L439 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 119) no Hoare annotation was computed. [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 113 119) no Hoare annotation was computed. [2019-09-20 13:05:56,991 INFO L439 ceAbstractionStarter]: At program point L138(lines 93 140) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:56,991 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point L103-1(lines 103 109) no Hoare annotation was computed. [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 83 148) no Hoare annotation was computed. [2019-09-20 13:05:56,991 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 645) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 618 663) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 652) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 652) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 618 663) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 618 663) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 864 886) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point L872(lines 872 880) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2019-09-20 13:05:56,992 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 864 886) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 864 886) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 515 617) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 543) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 614) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 570) no Hoare annotation was computed. [2019-09-20 13:05:56,993 INFO L443 ceAbstractionStarter]: For program point L564-2(lines 564 584) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L585(lines 563 586) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 515 617) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 560) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 611) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L565(lines 564 584) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 515 617) no Hoare annotation was computed. [2019-09-20 13:05:56,994 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 602) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point L580-1(line 580) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2019-09-20 13:05:56,995 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 245 252) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~systemActive~0 1))) [2019-09-20 13:05:56,995 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 317 335) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 317 335) the Hoare annotation is: true [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 317 335) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L446 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: true [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 887 895) the Hoare annotation is: true [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 887 895) no Hoare annotation was computed. [2019-09-20 13:05:56,996 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 887 895) no Hoare annotation was computed. [2019-09-20 13:05:56,997 INFO L443 ceAbstractionStarter]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2019-09-20 13:05:56,997 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 843 854) the Hoare annotation is: (let ((.cse7 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= |old(~methaneLevelCritical~0)| 0))) (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (not .cse1)) (.cse5 (or (not (= 1 ~pumpRunning~0)) .cse3)) (.cse4 (not .cse7)) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse7) (or .cse7 .cse0 .cse2 .cse3 .cse6) (or .cse5 .cse1 .cse4 .cse2)))) [2019-09-20 13:05:56,997 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 843 854) no Hoare annotation was computed. [2019-09-20 13:05:56,997 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:56,997 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:56,997 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:56,998 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 162 185) the Hoare annotation is: (let ((.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (<= ~waterLevel~0 2)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (or .cse7 .cse5)) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 (and .cse2 (= ~pumpRunning~0 1))) (or .cse3 .cse4 .cse5 .cse6) (or (and .cse2 (= ~pumpRunning~0 0)) .cse4 .cse1 .cse5) (or .cse3 .cse0 .cse6) (or .cse7 .cse5 .cse8 .cse9) (or .cse4 .cse5 .cse9 .cse8)))) [2019-09-20 13:05:56,998 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (<= ~waterLevel~0 0)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1))) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse2 .cse0) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0)) .cse4 .cse3 .cse2) (or .cse4 .cse2 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-09-20 13:05:56,998 INFO L439 ceAbstractionStarter]: At program point L173(lines 173 179) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (let ((.cse2 (<= ~waterLevel~0 0)) (.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse2 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse4) .cse5 (and .cse6 .cse1) (and .cse6 .cse3))) (or (and .cse0 .cse1) .cse7 .cse5 .cse4 (and .cse0 (<= ~waterLevel~0 1) .cse3)) (or .cse7 .cse4 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-09-20 13:05:56,998 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 162 185) no Hoare annotation was computed. [2019-09-20 13:05:56,998 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse2 .cse3)) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (or (= 1 ~waterLevel~0) .cse2 .cse3 (not (= |old(~waterLevel~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse3)))) [2019-09-20 13:05:56,999 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 162 185) no Hoare annotation was computed. [2019-09-20 13:05:56,999 INFO L443 ceAbstractionStarter]: For program point L166(lines 165 184) no Hoare annotation was computed. [2019-09-20 13:05:56,999 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 721 750) no Hoare annotation was computed. [2019-09-20 13:05:56,999 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2019-09-20 13:05:56,999 INFO L446 ceAbstractionStarter]: At program point L735-1(lines 735 739) the Hoare annotation is: true [2019-09-20 13:05:56,999 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 721 750) the Hoare annotation is: true [2019-09-20 13:05:56,999 INFO L443 ceAbstractionStarter]: For program point L732(line 732) no Hoare annotation was computed. [2019-09-20 13:05:57,000 INFO L446 ceAbstractionStarter]: At program point L731-2(lines 731 745) the Hoare annotation is: true [2019-09-20 13:05:57,000 INFO L446 ceAbstractionStarter]: At program point L727(line 727) the Hoare annotation is: true [2019-09-20 13:05:57,000 INFO L443 ceAbstractionStarter]: For program point L727-1(line 727) no Hoare annotation was computed. [2019-09-20 13:05:57,000 INFO L446 ceAbstractionStarter]: At program point L746(lines 721 750) the Hoare annotation is: true [2019-09-20 13:05:57,000 INFO L443 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2019-09-20 13:05:57,000 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 855 863) the Hoare annotation is: true [2019-09-20 13:05:57,000 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 855 863) no Hoare annotation was computed. [2019-09-20 13:05:57,000 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 855 863) no Hoare annotation was computed. [2019-09-20 13:05:57,001 INFO L439 ceAbstractionStarter]: At program point L928(line 928) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8) .cse0 .cse1 .cse2) (or .cse3 (not (= 0 ~pumpRunning~0)) .cse2) (or (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2))) [2019-09-20 13:05:57,001 INFO L443 ceAbstractionStarter]: For program point L928-1(line 928) no Hoare annotation was computed. [2019-09-20 13:05:57,001 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 939) no Hoare annotation was computed. [2019-09-20 13:05:57,001 INFO L443 ceAbstractionStarter]: For program point L926-1(lines 911 943) no Hoare annotation was computed. [2019-09-20 13:05:57,001 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 911 943) no Hoare annotation was computed. [2019-09-20 13:05:57,001 INFO L439 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8)) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse6 .cse4 .cse5 .cse3) (or .cse0 .cse1 .cse6 .cse3))) [2019-09-20 13:05:57,002 INFO L443 ceAbstractionStarter]: For program point L924-1(line 924) no Hoare annotation was computed. [2019-09-20 13:05:57,002 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 911 943) the Hoare annotation is: true [2019-09-20 13:05:57,002 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 940) no Hoare annotation was computed. [2019-09-20 13:05:57,002 INFO L446 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: true [2019-09-20 13:05:57,002 INFO L443 ceAbstractionStarter]: For program point L918-1(line 918) no Hoare annotation was computed. [2019-09-20 13:05:57,002 INFO L439 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 2)) (not (= 1 ~pumpRunning~0)) .cse0) (or (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-20 13:05:57,002 INFO L443 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2019-09-20 13:05:57,003 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 819 830) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (or (= 1 ~waterLevel~0) .cse1 .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (<= ~waterLevel~0 2) (not (<= |old(~waterLevel~0)| 2)) .cse1))) [2019-09-20 13:05:57,003 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 819 830) no Hoare annotation was computed. [2019-09-20 13:05:57,003 INFO L443 ceAbstractionStarter]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2019-09-20 13:05:57,003 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 775 781) no Hoare annotation was computed. [2019-09-20 13:05:57,003 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 775 781) the Hoare annotation is: true [2019-09-20 13:05:57,003 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:57,003 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-20 13:05:57,004 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:57,004 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:57,004 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 336 343) no Hoare annotation was computed. [2019-09-20 13:05:57,004 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 336 343) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or (or (not (= 1 ~pumpRunning~0)) .cse0) .cse1 .cse2) (or .cse2 (not (= 0 ~pumpRunning~0)) .cse1 .cse0))) [2019-09-20 13:05:57,004 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 336 343) no Hoare annotation was computed. [2019-09-20 13:05:57,004 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 194 218) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:57,005 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 194 218) no Hoare annotation was computed. [2019-09-20 13:05:57,005 INFO L439 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:57,005 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2019-09-20 13:05:57,005 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse0 (= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 2)) .cse1) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-09-20 13:05:57,005 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and .cse0 .cse1) .cse2 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse1))) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse2))) [2019-09-20 13:05:57,005 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 210) no Hoare annotation was computed. [2019-09-20 13:05:57,006 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-20 13:05:57,006 INFO L443 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2019-09-20 13:05:57,006 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 215) no Hoare annotation was computed. [2019-09-20 13:05:57,006 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 831 842) no Hoare annotation was computed. [2019-09-20 13:05:57,006 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 831 842) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (<= ~waterLevel~0 2) (not (<= |old(~waterLevel~0)| 2)) .cse0 .cse1) (or (or .cse2 (not (= 0 ~pumpRunning~0)) .cse1) .cse3) (or .cse2 .cse3 .cse0 .cse1))) [2019-09-20 13:05:57,006 INFO L443 ceAbstractionStarter]: For program point L835-1(lines 831 842) no Hoare annotation was computed. [2019-09-20 13:05:57,006 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 715) no Hoare annotation was computed. [2019-09-20 13:05:57,007 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 711 718) no Hoare annotation was computed. [2019-09-20 13:05:57,007 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 711 718) the Hoare annotation is: true [2019-09-20 13:05:57,007 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 711 718) no Hoare annotation was computed. [2019-09-20 13:05:57,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:57 BoogieIcfgContainer [2019-09-20 13:05:57,021 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:57,023 INFO L168 Benchmark]: Toolchain (without parser) took 19591.25 ms. Allocated memory was 132.1 MB in the beginning and 534.2 MB in the end (delta: 402.1 MB). Free memory was 84.9 MB in the beginning and 143.8 MB in the end (delta: -58.9 MB). Peak memory consumption was 413.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,024 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.64 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 84.7 MB in the beginning and 162.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,026 INFO L168 Benchmark]: Boogie Preprocessor took 107.65 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,027 INFO L168 Benchmark]: RCFGBuilder took 1159.99 ms. Allocated memory was 198.2 MB in the beginning and 220.7 MB in the end (delta: 22.5 MB). Free memory was 158.2 MB in the beginning and 190.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,028 INFO L168 Benchmark]: TraceAbstraction took 17653.44 ms. Allocated memory was 220.7 MB in the beginning and 534.2 MB in the end (delta: 313.5 MB). Free memory was 190.0 MB in the beginning and 143.8 MB in the end (delta: 46.3 MB). Peak memory consumption was 430.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:57,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.64 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 84.7 MB in the beginning and 162.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.65 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1159.99 ms. Allocated memory was 198.2 MB in the beginning and 220.7 MB in the end (delta: 22.5 MB). Free memory was 158.2 MB in the beginning and 190.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17653.44 ms. Allocated memory was 220.7 MB in the beginning and 534.2 MB in the end (delta: 313.5 MB). Free memory was 190.0 MB in the beginning and 143.8 MB in the end (delta: 46.3 MB). Peak memory consumption was 430.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 715]: 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: 93]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 232 locations, 1 error locations. SAFE Result, 17.5s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 6.8s AutomataDifference, 0.0s DeadEndRemovalTime, 7.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1829 SDtfs, 1815 SDslu, 6044 SDs, 0 SdLazy, 4894 SolverSat, 1129 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 434 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=690occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 198 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 2200 PreInvPairs, 2829 NumberOfFragments, 1603 HoareAnnotationTreeSize, 2200 FomulaSimplifications, 21207 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 61 FomulaSimplificationsInter, 28243 FormulaSimplificationTreeSizeReductionInter, 6.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1220 NumberOfCodeBlocks, 1220 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1207 ConstructedInterpolants, 0 QuantifiedInterpolants, 217490 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1724 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 106/124 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...