java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:38:09,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:38:09,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:38:09,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:38:09,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:38:09,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:38:09,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:38:09,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:38:09,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:38:09,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:38:09,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:38:09,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:38:09,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:38:09,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:38:09,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:38:09,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:38:09,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:38:09,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:38:09,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:38:09,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:38:09,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:38:09,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:38:09,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:38:09,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:38:09,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:38:09,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:38:09,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:38:09,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:38:09,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:38:09,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:38:09,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:38:09,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:38:09,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:38:09,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:38:09,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:38:09,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:38:09,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:38:09,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:38:09,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:38:09,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:38:09,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:38:09,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:38:09,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:38:09,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:38:09,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:38:09,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:38:09,629 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:38:09,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:38:09,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:38:09,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:38:09,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:38:09,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:38:09,631 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:38:09,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:38:09,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:38:09,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:38:09,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:38:09,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:38:09,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:38:09,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:38:09,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:38:09,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:38:09,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:38:09,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:38:09,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:38:09,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:38:09,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:38:09,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:38:09,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:38:09,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:38:09,679 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:38:09,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-09-16 16:38:09,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb71fe1d/cfc0127e7c2843efa56c7c9153689d39/FLAG370948ddd [2019-09-16 16:38:10,267 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:38:10,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-09-16 16:38:10,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb71fe1d/cfc0127e7c2843efa56c7c9153689d39/FLAG370948ddd [2019-09-16 16:38:10,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb71fe1d/cfc0127e7c2843efa56c7c9153689d39 [2019-09-16 16:38:10,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:38:10,557 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:38:10,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:10,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:38:10,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:38:10,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:10" (1/1) ... [2019-09-16 16:38:10,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7941ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:10, skipping insertion in model container [2019-09-16 16:38:10,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:10" (1/1) ... [2019-09-16 16:38:10,573 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:38:10,644 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:38:11,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:11,126 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:38:11,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:11,322 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:38:11,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11 WrapperNode [2019-09-16 16:38:11,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:11,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:38:11,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:38:11,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:38:11,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... [2019-09-16 16:38:11,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:38:11,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:38:11,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:38:11,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:38:11,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:38:11,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:38:11,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:38:11,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:38:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:38:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:38:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:38:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:38:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:38:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:38:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:38:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:38:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:38:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:38:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:38:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:38:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:38:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:38:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:38:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:38:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:38:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:38:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:38:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:38:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:38:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:38:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:38:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:38:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:38:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:38:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:38:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:38:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:38:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:38:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:38:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:38:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:38:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:38:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:38:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:38:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:38:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:38:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:38:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:38:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:38:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:38:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:38:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:38:12,603 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:38:12,603 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:38:12,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:12 BoogieIcfgContainer [2019-09-16 16:38:12,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:38:12,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:38:12,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:38:12,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:38:12,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:38:10" (1/3) ... [2019-09-16 16:38:12,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:12, skipping insertion in model container [2019-09-16 16:38:12,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:11" (2/3) ... [2019-09-16 16:38:12,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:12, skipping insertion in model container [2019-09-16 16:38:12,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:12" (3/3) ... [2019-09-16 16:38:12,617 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2019-09-16 16:38:12,626 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:38:12,638 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:38:12,655 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:38:12,694 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:38:12,695 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:38:12,695 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:38:12,695 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:38:12,695 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:38:12,696 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:38:12,696 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:38:12,696 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:38:12,697 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:38:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2019-09-16 16:38:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-16 16:38:12,730 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:12,731 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:12,734 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:12,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:12,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1474572721, now seen corresponding path program 1 times [2019-09-16 16:38:12,741 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:12,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:12,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:12,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:12,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:13,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:13,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:38:13,124 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:38:13,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:38:13,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:38:13,146 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2019-09-16 16:38:13,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:13,191 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2019-09-16 16:38:13,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:38:13,192 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-16 16:38:13,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:13,205 INFO L225 Difference]: With dead ends: 280 [2019-09-16 16:38:13,205 INFO L226 Difference]: Without dead ends: 142 [2019-09-16 16:38:13,210 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:38:13,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-09-16 16:38:13,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-09-16 16:38:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-09-16 16:38:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2019-09-16 16:38:13,263 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2019-09-16 16:38:13,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:13,264 INFO L475 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2019-09-16 16:38:13,264 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:38:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2019-09-16 16:38:13,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-16 16:38:13,268 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:13,269 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:13,269 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:13,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:13,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1068721091, now seen corresponding path program 1 times [2019-09-16 16:38:13,270 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:13,270 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:13,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:13,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:13,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:13,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:13,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:38:13,442 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:38:13,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:38:13,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:13,443 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2019-09-16 16:38:13,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:13,468 INFO L93 Difference]: Finished difference Result 223 states and 261 transitions. [2019-09-16 16:38:13,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:38:13,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-09-16 16:38:13,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:13,472 INFO L225 Difference]: With dead ends: 223 [2019-09-16 16:38:13,472 INFO L226 Difference]: Without dead ends: 133 [2019-09-16 16:38:13,474 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:13,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-09-16 16:38:13,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-09-16 16:38:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-09-16 16:38:13,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2019-09-16 16:38:13,492 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2019-09-16 16:38:13,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:13,492 INFO L475 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2019-09-16 16:38:13,493 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:38:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2019-09-16 16:38:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-16 16:38:13,496 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:13,496 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:13,496 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:13,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:13,497 INFO L82 PathProgramCache]: Analyzing trace with hash -902835711, now seen corresponding path program 1 times [2019-09-16 16:38:13,497 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:13,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:13,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:13,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:13,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:13,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:13,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:13,681 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:13,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:13,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:13,681 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 7 states. [2019-09-16 16:38:14,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:14,300 INFO L93 Difference]: Finished difference Result 399 states and 483 transitions. [2019-09-16 16:38:14,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:38:14,300 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-09-16 16:38:14,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:14,313 INFO L225 Difference]: With dead ends: 399 [2019-09-16 16:38:14,314 INFO L226 Difference]: Without dead ends: 294 [2019-09-16 16:38:14,318 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 [2019-09-16 16:38:14,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-09-16 16:38:14,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 286. [2019-09-16 16:38:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2019-09-16 16:38:14,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 346 transitions. [2019-09-16 16:38:14,367 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 346 transitions. Word has length 64 [2019-09-16 16:38:14,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:14,368 INFO L475 AbstractCegarLoop]: Abstraction has 286 states and 346 transitions. [2019-09-16 16:38:14,368 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:14,368 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 346 transitions. [2019-09-16 16:38:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-16 16:38:14,372 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:14,373 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:14,373 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:14,373 INFO L82 PathProgramCache]: Analyzing trace with hash -2087202736, now seen corresponding path program 1 times [2019-09-16 16:38:14,373 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:14,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:14,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:14,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:14,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:38:14,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:14,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:14,502 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:14,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:14,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:14,503 INFO L87 Difference]: Start difference. First operand 286 states and 346 transitions. Second operand 7 states. [2019-09-16 16:38:15,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:15,281 INFO L93 Difference]: Finished difference Result 723 states and 942 transitions. [2019-09-16 16:38:15,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:38:15,282 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-09-16 16:38:15,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:15,288 INFO L225 Difference]: With dead ends: 723 [2019-09-16 16:38:15,288 INFO L226 Difference]: Without dead ends: 465 [2019-09-16 16:38:15,291 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:38:15,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2019-09-16 16:38:15,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 412. [2019-09-16 16:38:15,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2019-09-16 16:38:15,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2019-09-16 16:38:15,381 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 70 [2019-09-16 16:38:15,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:15,383 INFO L475 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2019-09-16 16:38:15,384 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2019-09-16 16:38:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:15,398 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:15,398 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:15,398 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:15,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:15,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1962075473, now seen corresponding path program 1 times [2019-09-16 16:38:15,399 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:15,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:15,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:15,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:15,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:15,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:15,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:38:15,609 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:38:15,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:38:15,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:38:15,610 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand 4 states. [2019-09-16 16:38:15,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:15,910 INFO L93 Difference]: Finished difference Result 1482 states and 1906 transitions. [2019-09-16 16:38:15,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:38:15,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2019-09-16 16:38:15,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:15,921 INFO L225 Difference]: With dead ends: 1482 [2019-09-16 16:38:15,921 INFO L226 Difference]: Without dead ends: 1098 [2019-09-16 16:38:15,923 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:38:15,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2019-09-16 16:38:16,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1072. [2019-09-16 16:38:16,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2019-09-16 16:38:16,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1347 transitions. [2019-09-16 16:38:16,039 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1347 transitions. Word has length 92 [2019-09-16 16:38:16,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:16,040 INFO L475 AbstractCegarLoop]: Abstraction has 1072 states and 1347 transitions. [2019-09-16 16:38:16,040 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:38:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1347 transitions. [2019-09-16 16:38:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:16,045 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:16,046 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:16,046 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:16,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:16,047 INFO L82 PathProgramCache]: Analyzing trace with hash 236594576, now seen corresponding path program 1 times [2019-09-16 16:38:16,047 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:16,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:16,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:16,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:16,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:16,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:38:16,155 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:38:16,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:38:16,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:38:16,156 INFO L87 Difference]: Start difference. First operand 1072 states and 1347 transitions. Second operand 6 states. [2019-09-16 16:38:16,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:16,240 INFO L93 Difference]: Finished difference Result 2146 states and 2756 transitions. [2019-09-16 16:38:16,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:38:16,240 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2019-09-16 16:38:16,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:16,252 INFO L225 Difference]: With dead ends: 2146 [2019-09-16 16:38:16,252 INFO L226 Difference]: Without dead ends: 1102 [2019-09-16 16:38:16,256 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:16,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2019-09-16 16:38:16,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 1102. [2019-09-16 16:38:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1102 states. [2019-09-16 16:38:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 1102 states and 1379 transitions. [2019-09-16 16:38:16,359 INFO L78 Accepts]: Start accepts. Automaton has 1102 states and 1379 transitions. Word has length 92 [2019-09-16 16:38:16,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:16,359 INFO L475 AbstractCegarLoop]: Abstraction has 1102 states and 1379 transitions. [2019-09-16 16:38:16,359 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:38:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1379 transitions. [2019-09-16 16:38:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:16,364 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:16,364 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:16,364 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:16,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:16,365 INFO L82 PathProgramCache]: Analyzing trace with hash 938194450, now seen corresponding path program 1 times [2019-09-16 16:38:16,365 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:16,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:16,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:16,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:16,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:16,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:38:16,484 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:38:16,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:38:16,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:38:16,485 INFO L87 Difference]: Start difference. First operand 1102 states and 1379 transitions. Second operand 8 states. [2019-09-16 16:38:16,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:16,561 INFO L93 Difference]: Finished difference Result 2037 states and 2619 transitions. [2019-09-16 16:38:16,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:38:16,561 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2019-09-16 16:38:16,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:16,569 INFO L225 Difference]: With dead ends: 2037 [2019-09-16 16:38:16,569 INFO L226 Difference]: Without dead ends: 963 [2019-09-16 16:38:16,574 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:38:16,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2019-09-16 16:38:16,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2019-09-16 16:38:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2019-09-16 16:38:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1182 transitions. [2019-09-16 16:38:16,657 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1182 transitions. Word has length 92 [2019-09-16 16:38:16,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:16,658 INFO L475 AbstractCegarLoop]: Abstraction has 963 states and 1182 transitions. [2019-09-16 16:38:16,658 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:38:16,658 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1182 transitions. [2019-09-16 16:38:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-09-16 16:38:16,661 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:16,662 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:16,662 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:16,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:16,663 INFO L82 PathProgramCache]: Analyzing trace with hash -711915603, now seen corresponding path program 1 times [2019-09-16 16:38:16,663 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:16,663 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:16,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:16,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:16,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:16,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:38:16,866 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:38:16,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:38:16,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:38:16,868 INFO L87 Difference]: Start difference. First operand 963 states and 1182 transitions. Second operand 9 states. [2019-09-16 16:38:18,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:18,026 INFO L93 Difference]: Finished difference Result 2626 states and 3384 transitions. [2019-09-16 16:38:18,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:38:18,027 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2019-09-16 16:38:18,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:18,044 INFO L225 Difference]: With dead ends: 2626 [2019-09-16 16:38:18,045 INFO L226 Difference]: Without dead ends: 1873 [2019-09-16 16:38:18,049 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:38:18,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states. [2019-09-16 16:38:18,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1648. [2019-09-16 16:38:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2019-09-16 16:38:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 1993 transitions. [2019-09-16 16:38:18,202 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 1993 transitions. Word has length 96 [2019-09-16 16:38:18,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:18,203 INFO L475 AbstractCegarLoop]: Abstraction has 1648 states and 1993 transitions. [2019-09-16 16:38:18,203 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:38:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1993 transitions. [2019-09-16 16:38:18,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-16 16:38:18,208 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:18,209 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:18,209 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:18,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:18,210 INFO L82 PathProgramCache]: Analyzing trace with hash 69794205, now seen corresponding path program 1 times [2019-09-16 16:38:18,210 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:18,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:18,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:18,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:18,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-16 16:38:18,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:18,426 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:18,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:18,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-16 16:38:18,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:38:18,944 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:18,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-09-16 16:38:18,945 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:38:18,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:38:18,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:38:18,946 INFO L87 Difference]: Start difference. First operand 1648 states and 1993 transitions. Second operand 16 states. [2019-09-16 16:38:20,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:20,913 INFO L93 Difference]: Finished difference Result 3767 states and 4762 transitions. [2019-09-16 16:38:20,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-09-16 16:38:20,914 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2019-09-16 16:38:20,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:20,937 INFO L225 Difference]: With dead ends: 3767 [2019-09-16 16:38:20,938 INFO L226 Difference]: Without dead ends: 2323 [2019-09-16 16:38:20,946 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2019-09-16 16:38:20,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2323 states. [2019-09-16 16:38:21,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2323 to 2077. [2019-09-16 16:38:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2019-09-16 16:38:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2483 transitions. [2019-09-16 16:38:21,178 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2483 transitions. Word has length 155 [2019-09-16 16:38:21,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:21,179 INFO L475 AbstractCegarLoop]: Abstraction has 2077 states and 2483 transitions. [2019-09-16 16:38:21,180 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:38:21,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2483 transitions. [2019-09-16 16:38:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-09-16 16:38:21,190 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:21,191 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:21,191 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:21,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:21,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1646253620, now seen corresponding path program 1 times [2019-09-16 16:38:21,192 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:21,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:21,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:21,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:21,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 72 proven. 2 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-09-16 16:38:21,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:21,500 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:21,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:21,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:38:21,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 199 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:38:22,109 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:22,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2019-09-16 16:38:22,110 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:38:22,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:38:22,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:38:22,114 INFO L87 Difference]: Start difference. First operand 2077 states and 2483 transitions. Second operand 19 states. [2019-09-16 16:38:29,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:29,226 INFO L93 Difference]: Finished difference Result 8127 states and 11723 transitions. [2019-09-16 16:38:29,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-09-16 16:38:29,228 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 273 [2019-09-16 16:38:29,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:29,270 INFO L225 Difference]: With dead ends: 8127 [2019-09-16 16:38:29,270 INFO L226 Difference]: Without dead ends: 6086 [2019-09-16 16:38:29,282 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1210 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=595, Invalid=3827, Unknown=0, NotChecked=0, Total=4422 [2019-09-16 16:38:29,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2019-09-16 16:38:29,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 4281. [2019-09-16 16:38:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2019-09-16 16:38:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4931 transitions. [2019-09-16 16:38:29,667 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4931 transitions. Word has length 273 [2019-09-16 16:38:29,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:29,668 INFO L475 AbstractCegarLoop]: Abstraction has 4281 states and 4931 transitions. [2019-09-16 16:38:29,668 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:38:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4931 transitions. [2019-09-16 16:38:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-09-16 16:38:29,685 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:29,685 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:29,686 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:29,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:29,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1881765362, now seen corresponding path program 1 times [2019-09-16 16:38:29,686 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:29,686 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:29,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:29,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-09-16 16:38:29,924 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:29,924 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:29,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:30,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 12 conjunts are in the unsatisfiable core [2019-09-16 16:38:30,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 233 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-09-16 16:38:30,490 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:30,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-09-16 16:38:30,493 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:38:30,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:38:30,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:38:30,495 INFO L87 Difference]: Start difference. First operand 4281 states and 4931 transitions. Second operand 20 states. [2019-09-16 16:38:32,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:32,718 INFO L93 Difference]: Finished difference Result 8148 states and 9446 transitions. [2019-09-16 16:38:32,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:38:32,719 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 289 [2019-09-16 16:38:32,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:32,751 INFO L225 Difference]: With dead ends: 8148 [2019-09-16 16:38:32,753 INFO L226 Difference]: Without dead ends: 4297 [2019-09-16 16:38:32,770 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:38:32,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2019-09-16 16:38:33,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 4285. [2019-09-16 16:38:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4285 states. [2019-09-16 16:38:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 4925 transitions. [2019-09-16 16:38:33,155 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 4925 transitions. Word has length 289 [2019-09-16 16:38:33,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:33,156 INFO L475 AbstractCegarLoop]: Abstraction has 4285 states and 4925 transitions. [2019-09-16 16:38:33,156 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:38:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4925 transitions. [2019-09-16 16:38:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-09-16 16:38:33,173 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:33,174 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:33,174 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:33,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:33,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1166058728, now seen corresponding path program 1 times [2019-09-16 16:38:33,175 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:33,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:33,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:33,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:33,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-09-16 16:38:33,488 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:33,488 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:33,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:33,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 28 conjunts are in the unsatisfiable core [2019-09-16 16:38:33,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 162 proven. 16 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2019-09-16 16:38:33,885 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:33,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-09-16 16:38:33,889 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:38:33,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:38:33,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:38:33,890 INFO L87 Difference]: Start difference. First operand 4285 states and 4925 transitions. Second operand 14 states. [2019-09-16 16:38:36,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:36,636 INFO L93 Difference]: Finished difference Result 9634 states and 12148 transitions. [2019-09-16 16:38:36,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2019-09-16 16:38:36,636 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 290 [2019-09-16 16:38:36,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:36,681 INFO L225 Difference]: With dead ends: 9634 [2019-09-16 16:38:36,681 INFO L226 Difference]: Without dead ends: 7081 [2019-09-16 16:38:36,693 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 309 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=285, Invalid=905, Unknown=0, NotChecked=0, Total=1190 [2019-09-16 16:38:36,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7081 states. [2019-09-16 16:38:37,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7081 to 5204. [2019-09-16 16:38:37,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5204 states. [2019-09-16 16:38:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 5204 states and 5981 transitions. [2019-09-16 16:38:37,031 INFO L78 Accepts]: Start accepts. Automaton has 5204 states and 5981 transitions. Word has length 290 [2019-09-16 16:38:37,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:37,034 INFO L475 AbstractCegarLoop]: Abstraction has 5204 states and 5981 transitions. [2019-09-16 16:38:37,034 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:38:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 5204 states and 5981 transitions. [2019-09-16 16:38:37,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-09-16 16:38:37,122 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:37,123 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-16 16:38:37,123 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:37,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:37,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1856646242, now seen corresponding path program 1 times [2019-09-16 16:38:37,124 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:37,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:37,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:37,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:37,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2019-09-16 16:38:37,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:37,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:38:37,279 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:38:37,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:38:37,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:37,280 INFO L87 Difference]: Start difference. First operand 5204 states and 5981 transitions. Second operand 3 states. [2019-09-16 16:38:37,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:37,469 INFO L93 Difference]: Finished difference Result 6322 states and 7314 transitions. [2019-09-16 16:38:37,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:38:37,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2019-09-16 16:38:37,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:37,505 INFO L225 Difference]: With dead ends: 6322 [2019-09-16 16:38:37,506 INFO L226 Difference]: Without dead ends: 2075 [2019-09-16 16:38:37,520 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:37,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2019-09-16 16:38:37,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 2029. [2019-09-16 16:38:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2029 states. [2019-09-16 16:38:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 2029 states and 2253 transitions. [2019-09-16 16:38:37,683 INFO L78 Accepts]: Start accepts. Automaton has 2029 states and 2253 transitions. Word has length 337 [2019-09-16 16:38:37,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:37,684 INFO L475 AbstractCegarLoop]: Abstraction has 2029 states and 2253 transitions. [2019-09-16 16:38:37,685 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:38:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2253 transitions. [2019-09-16 16:38:37,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-09-16 16:38:37,703 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:37,704 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:37,704 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:37,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:37,705 INFO L82 PathProgramCache]: Analyzing trace with hash 199530015, now seen corresponding path program 1 times [2019-09-16 16:38:37,705 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:37,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:37,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:37,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:37,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 116 proven. 88 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-09-16 16:38:38,281 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:38,281 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:38,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:38,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 42 conjunts are in the unsatisfiable core [2019-09-16 16:38:38,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 212 proven. 49 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (6)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:38:38,839 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:38,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 21 [2019-09-16 16:38:38,840 INFO L454 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-09-16 16:38:38,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-09-16 16:38:38,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2019-09-16 16:38:38,841 INFO L87 Difference]: Start difference. First operand 2029 states and 2253 transitions. Second operand 21 states. [2019-09-16 16:38:41,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:41,287 INFO L93 Difference]: Finished difference Result 3264 states and 3649 transitions. [2019-09-16 16:38:41,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-16 16:38:41,288 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 358 [2019-09-16 16:38:41,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:41,290 INFO L225 Difference]: With dead ends: 3264 [2019-09-16 16:38:41,290 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:38:41,298 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 369 SyntacticMatches, 8 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=256, Invalid=1226, Unknown=0, NotChecked=0, Total=1482 [2019-09-16 16:38:41,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:38:41,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:38:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:38:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:38:41,300 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 358 [2019-09-16 16:38:41,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:41,300 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:38:41,300 INFO L476 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-09-16 16:38:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:38:41,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:38:41,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:38:42,264 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 124 [2019-09-16 16:38:43,014 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 208 [2019-09-16 16:38:44,485 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 86 [2019-09-16 16:38:44,747 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 121 [2019-09-16 16:38:45,244 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 151 [2019-09-16 16:38:45,877 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 31 [2019-09-16 16:38:46,316 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2019-09-16 16:38:46,795 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 47 [2019-09-16 16:38:47,246 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-09-16 16:38:48,405 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 235 DAG size of output: 50 [2019-09-16 16:38:49,227 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 42 [2019-09-16 16:38:49,460 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 34 [2019-09-16 16:38:51,600 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 331 DAG size of output: 61 [2019-09-16 16:38:52,183 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 1 [2019-09-16 16:38:53,046 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 56 [2019-09-16 16:38:54,500 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 242 DAG size of output: 50 [2019-09-16 16:38:54,607 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 18 [2019-09-16 16:38:55,593 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 46 [2019-09-16 16:38:56,175 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 44 [2019-09-16 16:38:57,769 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 322 DAG size of output: 44 [2019-09-16 16:38:58,153 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 34 [2019-09-16 16:38:58,479 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 31 [2019-09-16 16:38:58,953 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2019-09-16 16:38:59,617 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 45 [2019-09-16 16:39:00,044 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 37 [2019-09-16 16:39:00,363 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2019-09-16 16:39:00,772 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 38 [2019-09-16 16:39:01,260 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2019-09-16 16:39:01,628 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 46 [2019-09-16 16:39:03,790 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 257 DAG size of output: 64 [2019-09-16 16:39:04,138 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2019-09-16 16:39:04,659 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 49 [2019-09-16 16:39:05,370 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 39 [2019-09-16 16:39:06,525 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 281 DAG size of output: 61 [2019-09-16 16:39:06,834 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 34 [2019-09-16 16:39:06,838 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 600) no Hoare annotation was computed. [2019-09-16 16:39:06,838 INFO L443 ceAbstractionStarter]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2019-09-16 16:39:06,838 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L612(lines 589 613) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L673(lines 646 674) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L666(line 666) no Hoare annotation was computed. [2019-09-16 16:39:06,839 INFO L443 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-09-16 16:39:06,840 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:39:06,841 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-09-16 16:39:06,841 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:39:06,841 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 465 472) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-16 16:39:06,841 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2019-09-16 16:39:06,841 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2019-09-16 16:39:06,841 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 473 482) the Hoare annotation is: (let ((.cse8 (not (= ~systemActive~0 0))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= ~waterLevel~0 2))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse0 .cse6) (or .cse7 .cse5 .cse8 .cse9 .cse6) (or .cse7 .cse5 .cse10 .cse2 .cse9) (or .cse5 .cse8 (not (<= ~waterLevel~0 2)) .cse0 .cse3) (or .cse7 .cse5 .cse9 .cse2 .cse6) (or .cse10 .cse1 .cse2 .cse3 .cse0) (or .cse1 .cse2 .cse3 .cse0 .cse6) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or (or .cse7 .cse2) .cse5 (or .cse0 .cse9) .cse4) (or .cse5 .cse10 .cse0 .cse2 .cse3))) [2019-09-16 16:39:06,842 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-09-16 16:39:06,842 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2019-09-16 16:39:06,842 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2019-09-16 16:39:06,842 INFO L439 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse8 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (not .cse9)) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 .cse5) (or .cse0 .cse1 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 .cse2) (or .cse8 .cse3 .cse9 .cse1 .cse5) (or .cse8 .cse3 .cse10 .cse9 .cse1) (or (not (<= ~waterLevel~0 1)) .cse3 .cse7 .cse4) (or .cse10 .cse0 .cse1 .cse4 .cse6) (or .cse3 .cse1 .cse4 .cse2) (or .cse3 .cse10 .cse1 .cse4)))) [2019-09-16 16:39:06,842 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2019-09-16 16:39:06,842 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-09-16 16:39:06,842 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 505) no Hoare annotation was computed. [2019-09-16 16:39:06,843 INFO L439 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (not (= ~waterLevel~0 0))) (.cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse10 (not (= ~systemActive~0 0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~5 ~waterLevel~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse11 (not .cse6))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse7 .cse1 .cse8) (or .cse7 .cse4 .cse1 .cse8 .cse9) (or .cse4 .cse10 .cse7 (not (<= ~waterLevel~0 2)) .cse8) (or .cse5 .cse0 .cse1 .cse8 .cse11 .cse7) (or .cse4 .cse1 .cse8 .cse2) (or .cse3 .cse4 .cse6 .cse1 .cse7 .cse9) (or .cse10 (or .cse8 (or .cse4 .cse2))) (or .cse0 .cse1 .cse8 .cse7 .cse9 .cse11)))) [2019-09-16 16:39:06,843 INFO L443 ceAbstractionStarter]: For program point L493-1(line 493) no Hoare annotation was computed. [2019-09-16 16:39:06,843 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2019-09-16 16:39:06,843 INFO L443 ceAbstractionStarter]: For program point L491(lines 491 508) no Hoare annotation was computed. [2019-09-16 16:39:06,843 INFO L443 ceAbstractionStarter]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2019-09-16 16:39:06,843 INFO L446 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2019-09-16 16:39:06,843 INFO L443 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2019-09-16 16:39:06,844 INFO L439 ceAbstractionStarter]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-09-16 16:39:06,844 INFO L439 ceAbstractionStarter]: At program point L384-1(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-09-16 16:39:06,844 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 389) no Hoare annotation was computed. [2019-09-16 16:39:06,844 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 372 394) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,844 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2019-09-16 16:39:06,844 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-09-16 16:39:06,844 INFO L439 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,845 INFO L439 ceAbstractionStarter]: At program point L378(line 378) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,845 INFO L439 ceAbstractionStarter]: At program point L378-1(line 378) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 328 351) no Hoare annotation was computed. [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 328 351) no Hoare annotation was computed. [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 328 351) no Hoare annotation was computed. [2019-09-16 16:39:06,845 INFO L443 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L343(line 343) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L342(line 342) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L341(line 341) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2019-09-16 16:39:06,846 INFO L443 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L334(line 334) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L333(line 333) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2019-09-16 16:39:06,847 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~waterLevel~0 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~systemActive~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (and .cse0 (= ~pumpRunning~0 1)) (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse1 .cse5) (or .cse1 .cse5 .cse3) (or (= 1 ~systemActive~0) .cse1 (= ~methaneLevelCritical~0 0) .cse4 (not (= |old(~systemActive~0)| 1)) .cse3) (or (or (or .cse2 .cse6) .cse4) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0)) (or .cse5 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:06,847 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 289) no Hoare annotation was computed. [2019-09-16 16:39:06,848 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 279 293) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~waterLevel~0 2)))) (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse13 (or .cse6 .cse11)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse8 (= 0 ~systemActive~0))) (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not .cse8)) (.cse9 (or .cse13 .cse10)) (.cse7 (not .cse2)) (.cse12 (or .cse13 (not .cse10))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 0))) (and (or (and .cse0 (= ~pumpRunning~0 1)) (or .cse1 .cse2 .cse3) .cse4) (or .cse5 (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse1 .cse6)) (or .cse7 .cse8 .cse9) (or (= 1 ~systemActive~0) .cse1 .cse10 .cse4 (not (= |old(~systemActive~0)| 1)) .cse3) (or .cse8 .cse7 .cse6 (not (<= ~waterLevel~0 2)) .cse3) (or (or (or .cse2 .cse11) .cse4) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0)) (or .cse9 .cse5) (or .cse12 .cse5) (or .cse6 .cse5 (not (= ~waterLevel~0 1))) (or .cse8 .cse7 .cse12) (or (not (<= ~waterLevel~0 0)) .cse6 .cse3 .cse5))))) [2019-09-16 16:39:06,848 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2019-09-16 16:39:06,848 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2019-09-16 16:39:06,848 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2019-09-16 16:39:06,848 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L254-1(line 254) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 251) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 239) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2019-09-16 16:39:06,849 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 859) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 866) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2019-09-16 16:39:06,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2019-09-16 16:39:06,851 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2019-09-16 16:39:06,851 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 361 371) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,851 INFO L439 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,851 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2019-09-16 16:39:06,851 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2019-09-16 16:39:06,851 INFO L446 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: true [2019-09-16 16:39:06,851 INFO L443 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2019-09-16 16:39:06,852 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 196 203) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse0 (or .cse1 (not (<= ~waterLevel~0 2)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse2))) [2019-09-16 16:39:06,852 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2019-09-16 16:39:06,852 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2019-09-16 16:39:06,853 INFO L443 ceAbstractionStarter]: For program point L962(lines 962 968) no Hoare annotation was computed. [2019-09-16 16:39:06,853 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2019-09-16 16:39:06,853 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2019-09-16 16:39:06,853 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 0))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 2))) (or .cse5 .cse3 .cse4 .cse6) (or (or .cse0 .cse3 .cse4) .cse2 .cse6))) [2019-09-16 16:39:06,853 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2019-09-16 16:39:06,853 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= ~pumpRunning~0 0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~waterLevel~0 0))) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse2) (or .cse5 .cse7 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or (or .cse5 .cse1 .cse2) .cse7 .cse3) (or .cse6 .cse4 .cse0 .cse1 .cse2))) [2019-09-16 16:39:06,854 INFO L439 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~waterLevel~0 0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse4 .cse6) (or .cse7 .cse3 .cse4 .cse6) (or .cse7 .cse0 .cse3 .cse4) (or (or .cse4 (or .cse7 .cse3)) (not (= ~waterLevel~0 2))) (or .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse0 .cse5 .cse2 .cse3 .cse4))) [2019-09-16 16:39:06,854 INFO L439 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse2 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1))) (.cse0 (not (= ~waterLevel~0 0))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse4 .cse6) (or .cse0 .cse1 .cse3 .cse4 .cse7) (or .cse1 .cse3 .cse4 .cse6 .cse2) (or .cse5 .cse0 .cse3 .cse4) (or .cse1 .cse3 .cse4 .cse6 .cse7) (or (or .cse4 (or .cse5 .cse3)) (not (= ~waterLevel~0 2))))) [2019-09-16 16:39:06,854 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 179) no Hoare annotation was computed. [2019-09-16 16:39:06,854 INFO L439 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~waterLevel~0 0))) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse1 .cse2) (or .cse6 .cse4 .cse0 .cse1 .cse2) (or (or .cse2 (or .cse5 .cse1)) (not (= ~waterLevel~0 2))))) [2019-09-16 16:39:06,854 INFO L443 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2019-09-16 16:39:06,854 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 184) no Hoare annotation was computed. [2019-09-16 16:39:06,854 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2019-09-16 16:39:06,855 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2019-09-16 16:39:06,855 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 396 461) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:39:06,855 INFO L439 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 1)) (.cse3 (= 2 ~waterLevel~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse1) (and .cse0 .cse3 .cse1) (and (and .cse4 .cse0 .cse2 .cse5) .cse6) (and .cse6 (and .cse0 .cse3 .cse5)) (and .cse4 .cse0 .cse2 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:39:06,855 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2019-09-16 16:39:06,855 INFO L439 ceAbstractionStarter]: At program point L442-1(lines 436 449) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~waterLevel~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse0 .cse1 (= ~waterLevel~0 1) .cse6) (and .cse4 .cse0 .cse1 .cse6 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse6) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (and (<= ~waterLevel~0 2) (and .cse1 .cse3) (= 0 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:39:06,855 INFO L443 ceAbstractionStarter]: For program point L407(lines 406 453) no Hoare annotation was computed. [2019-09-16 16:39:06,856 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2019-09-16 16:39:06,856 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 449) no Hoare annotation was computed. [2019-09-16 16:39:06,856 INFO L439 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse6 (= ~waterLevel~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~waterLevel~0 1)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 (= 2 ~waterLevel~0) .cse4) (and .cse5 .cse0 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) .cse4 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 (= ~waterLevel~0 2) .cse8) (and .cse5 .cse0 .cse7 .cse3 .cse2 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse7 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse5 .cse0 .cse7 .cse2 .cse8 .cse6) (and .cse5 .cse0 .cse3 .cse2 .cse4) (and .cse5 .cse2 (<= ~waterLevel~0 2) .cse4 (= 0 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:39:06,856 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 432) no Hoare annotation was computed. [2019-09-16 16:39:06,856 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2019-09-16 16:39:06,856 INFO L439 ceAbstractionStarter]: At program point L451(lines 406 453) the Hoare annotation is: (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (= ~waterLevel~0 1)) (.cse6 (= ~waterLevel~0 0)) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse9 (= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) .cse4 .cse6) (and .cse5 .cse0 .cse3 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse0 .cse7 .cse2 .cse3 .cse8) (and .cse5 .cse0 .cse7 .cse2 .cse8 .cse6) (and .cse0 .cse2 .cse9 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse2 (<= ~waterLevel~0 2) .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse7 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse5 .cse0 .cse2 .cse9 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:39:06,857 INFO L439 ceAbstractionStarter]: At program point L418(line 418) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (and .cse0 .cse3 .cse1 .cse2)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~waterLevel~0 0)) (.cse7 (= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1))) (or (and (and .cse0 (and .cse1 .cse2) (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) (and (and .cse3 .cse1 .cse2) (= |old(~waterLevel~0)| ~waterLevel~0)) (and (or (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (not .cse4) .cse1 .cse2) .cse5) .cse6) (and .cse5 .cse7) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse3 .cse4 .cse1 (= ~waterLevel~0 1) .cse8) (and .cse0 .cse3 .cse4 .cse1 .cse8 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse7 .cse8) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L439 ceAbstractionStarter]: At program point L454(lines 405 455) 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))) [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 820) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2019-09-16 16:39:06,857 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 813) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 926 948) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 942) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 926 948) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 926 948) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point L934-2(lines 934 942) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:39:06,858 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L733(lines 732 752) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 770) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 711) no Hoare annotation was computed. [2019-09-16 16:39:06,859 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 782) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 738) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point L753(lines 731 754) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 728) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point L772(lines 772 779) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,860 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-16 16:39:06,860 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,861 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2019-09-16 16:39:06,861 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2019-09-16 16:39:06,861 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 188 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:06,861 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2019-09-16 16:39:06,861 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 273) no Hoare annotation was computed. [2019-09-16 16:39:06,861 INFO L446 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: true [2019-09-16 16:39:06,861 INFO L443 ceAbstractionStarter]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2019-09-16 16:39:06,862 INFO L443 ceAbstractionStarter]: For program point L267-1(line 267) no Hoare annotation was computed. [2019-09-16 16:39:06,862 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2019-09-16 16:39:06,862 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2019-09-16 16:39:06,862 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2019-09-16 16:39:06,862 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2019-09-16 16:39:06,862 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2019-09-16 16:39:06,862 INFO L443 ceAbstractionStarter]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0))) (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not .cse2))) (let ((.cse11 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse12 (or .cse9 .cse3 .cse4 .cse8)) (.cse7 (not (= ~waterLevel~0 1))) (.cse14 (or .cse0 .cse3)) (.cse1 (not (= ~waterLevel~0 0))) (.cse13 (not (= ~systemActive~0 0))) (.cse5 (not .cse6)) (.cse10 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse3 .cse7 .cse8) (or .cse9 .cse3 .cse8 .cse6 .cse10) (or .cse11 .cse0 .cse1 .cse2 .cse5 .cse3) (or .cse1 .cse12 .cse6) (or .cse11 .cse0 .cse2 .cse3 .cse5 .cse7) (or .cse13 (or (not (<= ~waterLevel~0 1)) .cse0 .cse2 .cse4) .cse5) (or .cse0 .cse13 (not (<= ~waterLevel~0 2)) .cse6 .cse4 .cse8) (or .cse6 (or .cse14 .cse8) .cse10) (or .cse7 .cse6 .cse12) (or .cse2 .cse5 .cse9 .cse3 .cse10) (or .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (or (or .cse2 .cse14) .cse5 .cse10) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse8) (or .cse0 .cse13 .cse2 .cse4 .cse5 .cse10))))) [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2019-09-16 16:39:06,863 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2019-09-16 16:39:06,864 INFO L439 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 1)) (.cse9 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse15 (= ~waterLevel~0 0)) (.cse14 (= 0 |old(~pumpRunning~0)|))) (let ((.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse7 (and .cse9 .cse12 .cse13 .cse15 .cse14)) (.cse2 (and .cse9 .cse10 .cse15)) (.cse6 (not (= |old(~waterLevel~0)| 0))) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse5 (not .cse14)) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (and .cse9 .cse12 .cse13)) (.cse11 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse5 .cse6 .cse7 .cse1) (or .cse5 .cse8 .cse1 .cse4) (or (not (= ~systemActive~0 0)) .cse5 (not (<= |old(~waterLevel~0)| 2))) (or .cse5 .cse6 .cse7 .cse1 .cse3) (or (and .cse9 (= ~waterLevel~0 1) .cse10) .cse0 .cse1 .cse11) (or .cse2 .cse6 .cse0 .cse1 .cse3) (or (or .cse5 .cse1) .cse8 .cse11)))) [2019-09-16 16:39:06,864 INFO L439 ceAbstractionStarter]: At program point L116(lines 116 122) the Hoare annotation is: (let ((.cse17 (= ~pumpRunning~0 1)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse14 (<= 1 ~switchedOnBeforeTS~0)) (.cse19 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= ~pumpRunning~0 0)) (.cse20 (= ~waterLevel~0 0)) (.cse21 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= |old(~waterLevel~0)| 0))) (.cse9 (and .cse19 .cse18 .cse15 .cse20 .cse21)) (.cse8 (and .cse19 .cse18 .cse15)) (.cse6 (not .cse21)) (.cse11 (and .cse14 .cse15 .cse20)) (.cse12 (or .cse13 .cse7 .cse3 .cse4)) (.cse16 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (and .cse19 .cse17 .cse20)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~systemActive~0 0)) .cse6 .cse7 .cse8) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse6 .cse1 .cse9 .cse3) (or .cse6 .cse8 .cse3 .cse10) (or .cse11 .cse1 .cse12 .cse2) (or (or (or .cse3 .cse13) .cse2) (and .cse14 (= 1 ~waterLevel~0) .cse15) .cse16) (or .cse6 .cse1 .cse9 .cse3 .cse4) (or .cse8 (and .cse17 .cse18) (or .cse6 .cse3) .cse16) (or .cse11 .cse12 .cse2 .cse10) (or (and .cse19 (= ~waterLevel~0 1) .cse17) .cse2 .cse3 .cse5 .cse16) (or .cse2 .cse3 .cse0 .cse4 .cse10 .cse5)))) [2019-09-16 16:39:06,864 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (let ((.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 0))) (let ((.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse10 (and .cse16 .cse13)) (.cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (= |old(~waterLevel~0)| 0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (= ~waterLevel~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse15 (= ~pumpRunning~0 1)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 (or .cse3 .cse4) .cse5) (or .cse0 .cse2 .cse4 .cse1 .cse6) (or .cse3 .cse7 .cse1 .cse8 .cse5) (or .cse9 .cse10 .cse2 .cse11) (or .cse2 .cse9 .cse11 .cse3 .cse8) (or .cse2 .cse12 (and .cse3 .cse13 .cse14) .cse1 .cse8) (or .cse7 .cse1 (and .cse15 .cse16) .cse5) (or .cse2 .cse3 .cse1 .cse8 .cse5) (or (or .cse2 .cse1) .cse10 .cse5) (or .cse12 .cse7 .cse1 .cse8 (and .cse3 .cse15 .cse14)) (or .cse2 .cse1 .cse8 .cse3 .cse6) (or .cse0 .cse2 .cse9 .cse4 .cse6) (or .cse2 .cse10 .cse1 .cse6) (or .cse0 .cse2 .cse12 .cse1 (and .cse4 .cse13 .cse14)) (or .cse7 .cse1 .cse8 (and .cse3 .cse15 .cse16) .cse6)))) [2019-09-16 16:39:06,864 INFO L439 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse8 (not (= |old(~waterLevel~0)| 0))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 (= 1 ~waterLevel~0) .cse1) .cse2 .cse3 .cse4 .cse5) (or (or .cse3 .cse2) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse6) (or .cse7 .cse3 .cse5) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse7 .cse8 .cse3) (or .cse8 .cse2 (and (and .cse0 .cse1) (= ~waterLevel~0 0)) .cse3 .cse4) (or (not (= ~systemActive~0 0)) .cse7 (not (<= |old(~waterLevel~0)| 2))) (or .cse7 .cse8 .cse3 .cse4) (or (or .cse7 .cse3) .cse6))) [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L446 ceAbstractionStarter]: At program point L321(lines 296 325) the Hoare annotation is: true [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-09-16 16:39:06,865 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2019-09-16 16:39:06,865 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-09-16 16:39:06,866 INFO L446 ceAbstractionStarter]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2019-09-16 16:39:06,866 INFO L443 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2019-09-16 16:39:06,866 INFO L446 ceAbstractionStarter]: At program point L306-2(lines 306 320) the Hoare annotation is: true [2019-09-16 16:39:06,866 INFO L446 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2019-09-16 16:39:06,866 INFO L443 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2019-09-16 16:39:06,866 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (<= |old(~waterLevel~0)| 2)) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)) (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (or (= ~waterLevel~0 0) (not (= |old(~waterLevel~0)| 0)) (or .cse0 .cse2 .cse1)))) [2019-09-16 16:39:06,866 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2019-09-16 16:39:06,866 INFO L443 ceAbstractionStarter]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2019-09-16 16:39:06,867 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2019-09-16 16:39:06,867 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2019-09-16 16:39:06,867 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,867 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:39:06,867 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:39:06,867 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:06,867 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 137 161) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (not (= ~waterLevel~0 0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 0)) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse7 .cse6 .cse8 .cse1 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or (or .cse7 .cse1 .cse2) .cse8 .cse3))) [2019-09-16 16:39:06,868 INFO L439 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~waterLevel~0 0))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse7 .cse1 .cse2 .cse3) (or .cse7 .cse6 .cse1 .cse2) (or (or .cse2 (or .cse7 .cse1)) (not (= ~waterLevel~0 2))))) [2019-09-16 16:39:06,868 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2019-09-16 16:39:06,868 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2019-09-16 16:39:06,868 INFO L439 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~waterLevel~0 0))) (.cse6 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse5 .cse2)) .cse6 (not (= ~waterLevel~0 2))) (or .cse1 .cse2 .cse3 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3) (or .cse6 .cse5 .cse2 .cse3 .cse7))) [2019-09-16 16:39:06,868 INFO L439 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 0))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 0) (or .cse0 (or .cse1 .cse2)) (not (= ~waterLevel~0 2))) (or .cse1 .cse2 .cse0 .cse3) (or .cse4 .cse5 .cse2 .cse0 .cse6) (or .cse1 .cse4 .cse2 .cse0) (or .cse5 .cse2 .cse0 .cse3 .cse6))) [2019-09-16 16:39:06,868 INFO L443 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2019-09-16 16:39:06,869 INFO L439 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse6) (or .cse0 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 2))) (or (or .cse0 .cse3 .cse4) .cse2 .cse7) (or .cse5 .cse3 .cse4 .cse7 .cse6))) [2019-09-16 16:39:06,869 INFO L443 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2019-09-16 16:39:06,869 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2019-09-16 16:39:06,869 INFO L443 ceAbstractionStarter]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2019-09-16 16:39:06,869 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2019-09-16 16:39:06,869 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse11 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not .cse8)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse7 (= ~waterLevel~0 0)) (.cse4 (not (= |old(~waterLevel~0)| 0))) (.cse9 (or .cse11 .cse1)) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5 .cse6 .cse7) (or (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse8 .cse9) .cse4 .cse7) (or .cse0 .cse9 .cse10) (or .cse1 .cse2 .cse5 .cse10 .cse6 .cse0) (or (not (= ~systemActive~0 0)) (not (<= |old(~waterLevel~0)| 2)) .cse0 .cse5 .cse11) (or .cse9 .cse5 .cse0 .cse3) (or .cse7 .cse4 .cse9 .cse5)))) [2019-09-16 16:39:06,870 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-16 16:39:06,870 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:39:06,870 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-16 16:39:06,870 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:39:06,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:39:06 BoogieIcfgContainer [2019-09-16 16:39:06,887 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:39:06,889 INFO L168 Benchmark]: Toolchain (without parser) took 56331.34 ms. Allocated memory was 141.6 MB in the beginning and 1.1 GB in the end (delta: 936.9 MB). Free memory was 87.5 MB in the beginning and 702.1 MB in the end (delta: -614.5 MB). Peak memory consumption was 960.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,890 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.11 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.3 MB in the beginning and 166.7 MB in the end (delta: -79.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,891 INFO L168 Benchmark]: Boogie Preprocessor took 106.40 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,892 INFO L168 Benchmark]: RCFGBuilder took 1172.42 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 162.5 MB in the beginning and 194.9 MB in the end (delta: -32.4 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,893 INFO L168 Benchmark]: TraceAbstraction took 54280.00 ms. Allocated memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: 849.9 MB). Free memory was 194.9 MB in the beginning and 702.1 MB in the end (delta: -507.1 MB). Peak memory consumption was 980.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:06,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 765.11 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.3 MB in the beginning and 166.7 MB in the end (delta: -79.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.40 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1172.42 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 162.5 MB in the beginning and 194.9 MB in the end (delta: -32.4 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 54280.00 ms. Allocated memory was 228.6 MB in the beginning and 1.1 GB in the end (delta: 849.9 MB). Free memory was 194.9 MB in the beginning and 702.1 MB in the end (delta: -507.1 MB). Peak memory consumption was 980.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((((((((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && waterLevel == 1) && pumpRunning == 0) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && waterLevel == 0)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && waterLevel == 0)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && waterLevel == 1) && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel == 1) && pumpRunning == 1)) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && waterLevel == 0)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1)) || !(0 == \old(pumpRunning))) || ((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == systemActive)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. SAFE Result, 54.1s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 20.1s AutomataDifference, 0.0s DeadEndRemovalTime, 25.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3160 SDtfs, 5059 SDslu, 9638 SDs, 0 SdLazy, 15251 SolverSat, 3235 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1707 GetRequests, 1449 SyntacticMatches, 11 SemanticMatches, 247 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2106 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5204occurred in iteration=12, 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: 2.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 4298 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 8398 PreInvPairs, 8795 NumberOfFragments, 4870 HoareAnnotationTreeSize, 8398 FomulaSimplifications, 137385 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 64 FomulaSimplificationsInter, 107449 FormulaSimplificationTreeSizeReductionInter, 21.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 3692 NumberOfCodeBlocks, 3692 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3673 ConstructedInterpolants, 0 QuantifiedInterpolants, 1556788 SizeOfPredicates, 23 NumberOfNonLiveVariables, 6054 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 19 InterpolantComputations, 9 PerfectInterpolantSequences, 3145/3439 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...