/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:39:12,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:39:12,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:39:12,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:39:12,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:39:12,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:39:12,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:39:12,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:39:12,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:39:12,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:39:12,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:39:12,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:39:12,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:39:12,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:39:12,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:39:12,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:39:12,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:39:12,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:39:12,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:39:12,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:39:12,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:39:12,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:39:12,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:39:12,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:39:12,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:39:12,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:39:12,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:39:12,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:39:12,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:39:12,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:39:12,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:39:12,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:39:12,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:39:12,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:39:12,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:39:12,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:39:12,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:39:12,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:39:12,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:39:12,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:39:12,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:39:12,473 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 [2020-07-21 10:39:12,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:39:12,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:39:12,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:39:12,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:39:12,503 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:39:12,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:39:12,504 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:39:12,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:39:12,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:39:12,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:39:12,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:39:12,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:39:12,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:39:12,506 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:39:12,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:39:12,506 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:39:12,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:39:12,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:39:12,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:39:12,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:39:12,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:39:12,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:39:12,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:39:12,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:39:12,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:39:12,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:39:12,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:12,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:39:12,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:39:12,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:39:12,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:39:12,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:39:12,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:39:12,790 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:39:12,790 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:39:12,791 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-07-21 10:39:12,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56682ce0e/3956b17a7e0f4ceab4d1cfc570f34e27/FLAG75b6e76fc [2020-07-21 10:39:13,393 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:39:13,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-07-21 10:39:13,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56682ce0e/3956b17a7e0f4ceab4d1cfc570f34e27/FLAG75b6e76fc [2020-07-21 10:39:13,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56682ce0e/3956b17a7e0f4ceab4d1cfc570f34e27 [2020-07-21 10:39:13,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:39:13,634 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:39:13,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:39:13,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:39:13,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:39:13,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:39:13" (1/1) ... [2020-07-21 10:39:13,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606ed4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:13, skipping insertion in model container [2020-07-21 10:39:13,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:39:13" (1/1) ... [2020-07-21 10:39:13,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:39:13,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:39:14,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:39:14,188 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:39:14,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:39:14,329 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:39:14,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14 WrapperNode [2020-07-21 10:39:14,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:39:14,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:39:14,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:39:14,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:39:14,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (1/1) ... [2020-07-21 10:39:14,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:39:14,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:39:14,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:39:14,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:39:14,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (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 [2020-07-21 10:39:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:39:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:39:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:39:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:39:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:39:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:39:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:39:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:39:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:39:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:39:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:39:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:39:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:39:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:39:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:39:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 10:39:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:39:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:39:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 10:39:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:39:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:39:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:39:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:39:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:39:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:39:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:39:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:39:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:39:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:39:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:39:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:39:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:39:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:39:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:39:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:39:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:39:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:39:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:39:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:39:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:39:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:39:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:39:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:39:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:39:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:39:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:39:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:39:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:39:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:39:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:39:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:39:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:39:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:39:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:39:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:39:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:39:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:39:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:39:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:39:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:39:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:39:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:39:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:39:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:39:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:39:15,600 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:39:15,600 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:39:15,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:39:15 BoogieIcfgContainer [2020-07-21 10:39:15,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:39:15,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:39:15,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:39:15,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:39:15,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:39:13" (1/3) ... [2020-07-21 10:39:15,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56120beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:39:15, skipping insertion in model container [2020-07-21 10:39:15,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:39:14" (2/3) ... [2020-07-21 10:39:15,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56120beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:39:15, skipping insertion in model container [2020-07-21 10:39:15,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:39:15" (3/3) ... [2020-07-21 10:39:15,614 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-07-21 10:39:15,624 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:39:15,631 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:39:15,645 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:39:15,670 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:39:15,670 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:39:15,670 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:39:15,671 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:39:15,671 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:39:15,671 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:39:15,671 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:39:15,672 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:39:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2020-07-21 10:39:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:39:15,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:15,705 INFO L422 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] [2020-07-21 10:39:15,705 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:15,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:15,711 INFO L82 PathProgramCache]: Analyzing trace with hash -748532366, now seen corresponding path program 1 times [2020-07-21 10:39:15,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:15,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [698606744] [2020-07-21 10:39:15,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:15,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:39:15,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:39:16,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:16,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [698606744] [2020-07-21 10:39:16,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:16,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:39:16,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428184879] [2020-07-21 10:39:16,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:39:16,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:16,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:39:16,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:39:16,054 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 2 states. [2020-07-21 10:39:16,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:16,099 INFO L93 Difference]: Finished difference Result 322 states and 399 transitions. [2020-07-21 10:39:16,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:39:16,101 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:39:16,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:16,114 INFO L225 Difference]: With dead ends: 322 [2020-07-21 10:39:16,115 INFO L226 Difference]: Without dead ends: 163 [2020-07-21 10:39:16,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:39:16,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-21 10:39:16,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2020-07-21 10:39:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-07-21 10:39:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 193 transitions. [2020-07-21 10:39:16,207 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 193 transitions. Word has length 59 [2020-07-21 10:39:16,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:16,208 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 193 transitions. [2020-07-21 10:39:16,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:39:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 193 transitions. [2020-07-21 10:39:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:39:16,212 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:16,213 INFO L422 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] [2020-07-21 10:39:16,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:16,428 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:16,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:16,428 INFO L82 PathProgramCache]: Analyzing trace with hash -733015768, now seen corresponding path program 1 times [2020-07-21 10:39:16,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:16,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680966571] [2020-07-21 10:39:16,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:16,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:39:16,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:16,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:16,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680966571] [2020-07-21 10:39:16,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:16,724 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:39:16,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208284530] [2020-07-21 10:39:16,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:39:16,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:16,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:39:16,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:16,727 INFO L87 Difference]: Start difference. First operand 163 states and 193 transitions. Second operand 3 states. [2020-07-21 10:39:16,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:16,761 INFO L93 Difference]: Finished difference Result 298 states and 361 transitions. [2020-07-21 10:39:16,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:39:16,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 10:39:16,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:16,768 INFO L225 Difference]: With dead ends: 298 [2020-07-21 10:39:16,768 INFO L226 Difference]: Without dead ends: 163 [2020-07-21 10:39:16,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:16,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-21 10:39:16,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2020-07-21 10:39:16,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-07-21 10:39:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 192 transitions. [2020-07-21 10:39:16,787 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 192 transitions. Word has length 64 [2020-07-21 10:39:16,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:16,789 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 192 transitions. [2020-07-21 10:39:16,789 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:39:16,790 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 192 transitions. [2020-07-21 10:39:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-21 10:39:16,793 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:16,793 INFO L422 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] [2020-07-21 10:39:17,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:17,009 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:17,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:17,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1142393912, now seen corresponding path program 1 times [2020-07-21 10:39:17,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:17,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [528210601] [2020-07-21 10:39:17,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:17,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:39:17,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:17,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:39:17,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:17,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [528210601] [2020-07-21 10:39:17,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:17,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:39:17,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605087604] [2020-07-21 10:39:17,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:39:17,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:17,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:39:17,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:17,210 INFO L87 Difference]: Start difference. First operand 163 states and 192 transitions. Second operand 3 states. [2020-07-21 10:39:17,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:17,230 INFO L93 Difference]: Finished difference Result 271 states and 319 transitions. [2020-07-21 10:39:17,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:39:17,231 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-07-21 10:39:17,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:17,234 INFO L225 Difference]: With dead ends: 271 [2020-07-21 10:39:17,234 INFO L226 Difference]: Without dead ends: 154 [2020-07-21 10:39:17,235 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:17,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-21 10:39:17,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2020-07-21 10:39:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-21 10:39:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 180 transitions. [2020-07-21 10:39:17,255 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 180 transitions. Word has length 78 [2020-07-21 10:39:17,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:17,256 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 180 transitions. [2020-07-21 10:39:17,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:39:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 180 transitions. [2020-07-21 10:39:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-21 10:39:17,261 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:17,261 INFO L422 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] [2020-07-21 10:39:17,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:17,478 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:17,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:17,479 INFO L82 PathProgramCache]: Analyzing trace with hash 330531379, now seen corresponding path program 1 times [2020-07-21 10:39:17,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:17,480 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [592358225] [2020-07-21 10:39:17,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:17,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:39:17,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:17,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:17,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [592358225] [2020-07-21 10:39:17,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:17,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 10:39:17,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097757307] [2020-07-21 10:39:17,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 10:39:17,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:17,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 10:39:17,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:39:17,763 INFO L87 Difference]: Start difference. First operand 154 states and 180 transitions. Second operand 7 states. [2020-07-21 10:39:18,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:18,558 INFO L93 Difference]: Finished difference Result 380 states and 471 transitions. [2020-07-21 10:39:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 10:39:18,558 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2020-07-21 10:39:18,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:18,562 INFO L225 Difference]: With dead ends: 380 [2020-07-21 10:39:18,562 INFO L226 Difference]: Without dead ends: 254 [2020-07-21 10:39:18,563 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-07-21 10:39:18,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-07-21 10:39:18,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 238. [2020-07-21 10:39:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-07-21 10:39:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 278 transitions. [2020-07-21 10:39:18,591 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 278 transitions. Word has length 82 [2020-07-21 10:39:18,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:18,591 INFO L479 AbstractCegarLoop]: Abstraction has 238 states and 278 transitions. [2020-07-21 10:39:18,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 10:39:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 278 transitions. [2020-07-21 10:39:18,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 10:39:18,593 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:18,593 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:39:18,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:18,808 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:18,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:18,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1590195415, now seen corresponding path program 1 times [2020-07-21 10:39:18,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:18,810 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1466781928] [2020-07-21 10:39:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:18,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:39:18,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:19,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:19,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:19,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1466781928] [2020-07-21 10:39:19,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:19,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:39:19,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310839771] [2020-07-21 10:39:19,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:39:19,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:19,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:39:19,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:39:19,033 INFO L87 Difference]: Start difference. First operand 238 states and 278 transitions. Second operand 6 states. [2020-07-21 10:39:19,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:19,079 INFO L93 Difference]: Finished difference Result 455 states and 553 transitions. [2020-07-21 10:39:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:39:19,083 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2020-07-21 10:39:19,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:19,087 INFO L225 Difference]: With dead ends: 455 [2020-07-21 10:39:19,087 INFO L226 Difference]: Without dead ends: 245 [2020-07-21 10:39:19,089 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:39:19,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-07-21 10:39:19,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 243. [2020-07-21 10:39:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-07-21 10:39:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 283 transitions. [2020-07-21 10:39:19,128 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 283 transitions. Word has length 112 [2020-07-21 10:39:19,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:19,130 INFO L479 AbstractCegarLoop]: Abstraction has 243 states and 283 transitions. [2020-07-21 10:39:19,131 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:39:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 283 transitions. [2020-07-21 10:39:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 10:39:19,135 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:19,135 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:39:19,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:19,351 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:19,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:19,352 INFO L82 PathProgramCache]: Analyzing trace with hash -765609835, now seen corresponding path program 1 times [2020-07-21 10:39:19,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:19,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [551770190] [2020-07-21 10:39:19,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:19,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 10:39:19,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:19,574 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:19,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [551770190] [2020-07-21 10:39:19,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:19,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 10:39:19,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136985762] [2020-07-21 10:39:19,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 10:39:19,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:19,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 10:39:19,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:39:19,576 INFO L87 Difference]: Start difference. First operand 243 states and 283 transitions. Second operand 5 states. [2020-07-21 10:39:19,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:19,606 INFO L93 Difference]: Finished difference Result 465 states and 563 transitions. [2020-07-21 10:39:19,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 10:39:19,606 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2020-07-21 10:39:19,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:19,609 INFO L225 Difference]: With dead ends: 465 [2020-07-21 10:39:19,609 INFO L226 Difference]: Without dead ends: 250 [2020-07-21 10:39:19,610 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:39:19,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-07-21 10:39:19,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2020-07-21 10:39:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-07-21 10:39:19,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 287 transitions. [2020-07-21 10:39:19,626 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 287 transitions. Word has length 112 [2020-07-21 10:39:19,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:19,626 INFO L479 AbstractCegarLoop]: Abstraction has 247 states and 287 transitions. [2020-07-21 10:39:19,627 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 10:39:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 287 transitions. [2020-07-21 10:39:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 10:39:19,628 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:19,628 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:39:19,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:19,842 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:19,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:19,842 INFO L82 PathProgramCache]: Analyzing trace with hash 3560180, now seen corresponding path program 1 times [2020-07-21 10:39:19,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:19,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2109539988] [2020-07-21 10:39:19,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:20,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 10:39:20,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:20,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:20,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2109539988] [2020-07-21 10:39:20,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:20,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:39:20,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699176841] [2020-07-21 10:39:20,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:39:20,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:20,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:39:20,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:20,045 INFO L87 Difference]: Start difference. First operand 247 states and 287 transitions. Second operand 3 states. [2020-07-21 10:39:20,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:20,092 INFO L93 Difference]: Finished difference Result 638 states and 788 transitions. [2020-07-21 10:39:20,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:39:20,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-07-21 10:39:20,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:20,098 INFO L225 Difference]: With dead ends: 638 [2020-07-21 10:39:20,098 INFO L226 Difference]: Without dead ends: 419 [2020-07-21 10:39:20,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:39:20,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-07-21 10:39:20,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 416. [2020-07-21 10:39:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-07-21 10:39:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 501 transitions. [2020-07-21 10:39:20,125 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 501 transitions. Word has length 112 [2020-07-21 10:39:20,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:20,126 INFO L479 AbstractCegarLoop]: Abstraction has 416 states and 501 transitions. [2020-07-21 10:39:20,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:39:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 501 transitions. [2020-07-21 10:39:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-07-21 10:39:20,128 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:20,128 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:39:20,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:20,343 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:20,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:20,343 INFO L82 PathProgramCache]: Analyzing trace with hash -427651474, now seen corresponding path program 1 times [2020-07-21 10:39:20,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:20,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716684062] [2020-07-21 10:39:20,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:20,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 10:39:20,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:20,685 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:39:20,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1716684062] [2020-07-21 10:39:20,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:39:20,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-21 10:39:20,686 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547563080] [2020-07-21 10:39:20,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:39:20,687 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:20,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:39:20,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:39:20,688 INFO L87 Difference]: Start difference. First operand 416 states and 501 transitions. Second operand 10 states. [2020-07-21 10:39:22,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:22,023 INFO L93 Difference]: Finished difference Result 1090 states and 1485 transitions. [2020-07-21 10:39:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 10:39:22,024 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2020-07-21 10:39:22,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:22,029 INFO L225 Difference]: With dead ends: 1090 [2020-07-21 10:39:22,029 INFO L226 Difference]: Without dead ends: 702 [2020-07-21 10:39:22,031 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2020-07-21 10:39:22,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2020-07-21 10:39:22,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 538. [2020-07-21 10:39:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-07-21 10:39:22,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 654 transitions. [2020-07-21 10:39:22,070 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 654 transitions. Word has length 116 [2020-07-21 10:39:22,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:22,071 INFO L479 AbstractCegarLoop]: Abstraction has 538 states and 654 transitions. [2020-07-21 10:39:22,071 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:39:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 654 transitions. [2020-07-21 10:39:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-21 10:39:22,075 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:39:22,075 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:39:22,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:22,290 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:39:22,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:39:22,290 INFO L82 PathProgramCache]: Analyzing trace with hash -701597495, now seen corresponding path program 1 times [2020-07-21 10:39:22,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:39:22,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616501360] [2020-07-21 10:39:22,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:39:22,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:39:22,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:39:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:39:22,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 10:39:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-21 10:39:23,105 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616501360] [2020-07-21 10:39:23,105 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 10:39:23,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-21 10:39:23,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466076993] [2020-07-21 10:39:23,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:39:23,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:39:23,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:39:23,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:39:23,107 INFO L87 Difference]: Start difference. First operand 538 states and 654 transitions. Second operand 10 states. [2020-07-21 10:39:23,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:39:23,923 INFO L93 Difference]: Finished difference Result 1139 states and 1404 transitions. [2020-07-21 10:39:23,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 10:39:23,923 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2020-07-21 10:39:23,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:39:23,925 INFO L225 Difference]: With dead ends: 1139 [2020-07-21 10:39:23,925 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:39:23,927 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 373 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-07-21 10:39:23,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:39:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:39:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:39:23,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:39:23,928 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2020-07-21 10:39:23,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:39:23,929 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:39:23,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:39:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:39:23,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:39:24,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:39:24,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:39:25,562 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2020-07-21 10:39:25,690 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2020-07-21 10:39:25,815 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 10:39:26,279 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-07-21 10:39:26,777 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-07-21 10:39:26,923 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2020-07-21 10:39:27,394 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2020-07-21 10:39:27,916 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-07-21 10:39:28,103 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 10:39:28,253 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-07-21 10:39:28,723 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-07-21 10:39:28,724 INFO L268 CegarLoopResult]: For program point L544-2(lines 544 565) no Hoare annotation was computed. [2020-07-21 10:39:28,724 INFO L268 CegarLoopResult]: For program point L566(lines 543 567) no Hoare annotation was computed. [2020-07-21 10:39:28,724 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 519 574) no Hoare annotation was computed. [2020-07-21 10:39:28,724 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 519 574) no Hoare annotation was computed. [2020-07-21 10:39:28,724 INFO L268 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 519 574) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point L607(lines 607 611) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point L601-2(lines 601 626) no Hoare annotation was computed. [2020-07-21 10:39:28,725 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 575 634) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L268 CegarLoopResult]: For program point L627(lines 600 628) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 575 634) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L268 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 575 634) no Hoare annotation was computed. [2020-07-21 10:39:28,726 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 904 910) the Hoare annotation is: true [2020-07-21 10:39:28,727 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 904 910) no Hoare annotation was computed. [2020-07-21 10:39:28,727 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 911 919) no Hoare annotation was computed. [2020-07-21 10:39:28,727 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 911 919) the Hoare annotation is: true [2020-07-21 10:39:28,727 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 911 919) no Hoare annotation was computed. [2020-07-21 10:39:28,727 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 835 842) the Hoare annotation is: true [2020-07-21 10:39:28,727 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 835 842) no Hoare annotation was computed. [2020-07-21 10:39:28,727 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 835 842) no Hoare annotation was computed. [2020-07-21 10:39:28,728 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-07-21 10:39:28,728 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 843 852) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0))))) [2020-07-21 10:39:28,728 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 843 852) no Hoare annotation was computed. [2020-07-21 10:39:28,728 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 843 852) no Hoare annotation was computed. [2020-07-21 10:39:28,728 INFO L268 CegarLoopResult]: For program point L865(lines 865 875) no Hoare annotation was computed. [2020-07-21 10:39:28,729 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~pumpRunning~0))))) [2020-07-21 10:39:28,729 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-07-21 10:39:28,729 INFO L268 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-07-21 10:39:28,729 INFO L268 CegarLoopResult]: For program point L861-1(lines 853 881) no Hoare annotation was computed. [2020-07-21 10:39:28,729 INFO L271 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: true [2020-07-21 10:39:28,729 INFO L268 CegarLoopResult]: For program point L859-1(line 859) no Hoare annotation was computed. [2020-07-21 10:39:28,729 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 853 881) the Hoare annotation is: true [2020-07-21 10:39:28,730 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 853 881) no Hoare annotation was computed. [2020-07-21 10:39:28,730 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 0 ~pumpRunning~0))) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-21 10:39:28,730 INFO L268 CegarLoopResult]: For program point L866(lines 866 872) no Hoare annotation was computed. [2020-07-21 10:39:28,730 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1003 1025) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,730 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1003 1025) no Hoare annotation was computed. [2020-07-21 10:39:28,730 INFO L264 CegarLoopResult]: At program point L1015(line 1015) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,731 INFO L264 CegarLoopResult]: At program point L1015-1(line 1015) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,731 INFO L268 CegarLoopResult]: For program point L1013(lines 1013 1020) no Hoare annotation was computed. [2020-07-21 10:39:28,731 INFO L268 CegarLoopResult]: For program point L1013-1(lines 1013 1020) no Hoare annotation was computed. [2020-07-21 10:39:28,731 INFO L268 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-07-21 10:39:28,731 INFO L264 CegarLoopResult]: At program point L1010(line 1010) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,731 INFO L264 CegarLoopResult]: At program point L1009(line 1009) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,731 INFO L264 CegarLoopResult]: At program point L1009-1(line 1009) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 1003 1025) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 961 984) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 961 984) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 961 984) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point L979(line 979) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2020-07-21 10:39:28,732 INFO L268 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-07-21 10:39:28,733 INFO L268 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L192(lines 192 200) no Hoare annotation was computed. [2020-07-21 10:39:28,734 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,734 INFO L268 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-07-21 10:39:28,735 INFO L268 CegarLoopResult]: For program point L188(lines 188 205) no Hoare annotation was computed. [2020-07-21 10:39:28,735 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 184 208) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,735 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 184 208) no Hoare annotation was computed. [2020-07-21 10:39:28,735 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,735 INFO L268 CegarLoopResult]: For program point L203-1(lines 184 208) no Hoare annotation was computed. [2020-07-21 10:39:28,735 INFO L264 CegarLoopResult]: At program point L198(line 198) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,736 INFO L264 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,736 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 279 287) no Hoare annotation was computed. [2020-07-21 10:39:28,736 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 279 287) the Hoare annotation is: true [2020-07-21 10:39:28,736 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 279 287) no Hoare annotation was computed. [2020-07-21 10:39:28,736 INFO L268 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2020-07-21 10:39:28,736 INFO L271 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: true [2020-07-21 10:39:28,736 INFO L268 CegarLoopResult]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2020-07-21 10:39:28,736 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 343 361) the Hoare annotation is: true [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 343 361) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 343 361) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point L318-1(line 318) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point L307(lines 307 315) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point L307-2(lines 307 315) no Hoare annotation was computed. [2020-07-21 10:39:28,737 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 288 323) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point L295(lines 295 303) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 288 323) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point L295-2(lines 295 303) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 288 323) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 897 903) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 897 903) the Hoare annotation is: true [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 473 518) no Hoare annotation was computed. [2020-07-21 10:39:28,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 473 518) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 473 518) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 786 831) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 786 831) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-07-21 10:39:28,739 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 786 831) no Hoare annotation was computed. [2020-07-21 10:39:28,740 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 992 1002) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,740 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 992 1002) no Hoare annotation was computed. [2020-07-21 10:39:28,740 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 992 1002) no Hoare annotation was computed. [2020-07-21 10:39:28,740 INFO L264 CegarLoopResult]: At program point L997(line 997) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,740 INFO L271 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: true [2020-07-21 10:39:28,740 INFO L268 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-07-21 10:39:28,740 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 268 278) the Hoare annotation is: true [2020-07-21 10:39:28,740 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 268 278) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 268 278) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 260 267) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) [2020-07-21 10:39:28,741 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 260 267) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 260 267) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L268 CegarLoopResult]: For program point L447(lines 447 453) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 443 456) no Hoare annotation was computed. [2020-07-21 10:39:28,741 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 443 456) the Hoare annotation is: true [2020-07-21 10:39:28,742 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 443 456) no Hoare annotation was computed. [2020-07-21 10:39:28,742 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,742 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,742 INFO L268 CegarLoopResult]: For program point L218(lines 218 226) no Hoare annotation was computed. [2020-07-21 10:39:28,742 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,742 INFO L268 CegarLoopResult]: For program point L216-1(line 216) no Hoare annotation was computed. [2020-07-21 10:39:28,743 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 210 234) no Hoare annotation was computed. [2020-07-21 10:39:28,743 INFO L268 CegarLoopResult]: For program point L214(lines 214 231) no Hoare annotation was computed. [2020-07-21 10:39:28,743 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 210 234) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,743 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,743 INFO L268 CegarLoopResult]: For program point L229-1(lines 210 234) no Hoare annotation was computed. [2020-07-21 10:39:28,743 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2020-07-21 10:39:28,744 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2020-07-21 10:39:28,744 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2))) [2020-07-21 10:39:28,744 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-07-21 10:39:28,744 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:39:28,744 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-07-21 10:39:28,744 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 10:39:28,744 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-07-21 10:39:28,745 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:39:28,745 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-07-21 10:39:28,745 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1))) [2020-07-21 10:39:28,745 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-07-21 10:39:28,745 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-07-21 10:39:28,745 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1))) [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-07-21 10:39:28,746 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2))) [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 740 785) no Hoare annotation was computed. [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-07-21 10:39:28,746 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 740 785) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point L754(lines 754 774) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point L754-1(lines 754 774) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 740 785) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 235 242) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 235 242) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 235 242) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 457 465) no Hoare annotation was computed. [2020-07-21 10:39:28,747 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 457 465) the Hoare annotation is: true [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 457 465) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 411 433) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 411 433) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 411 433) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 637 739) no Hoare annotation was computed. [2020-07-21 10:39:28,748 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L725(lines 725 736) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 706) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 637 739) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L707(lines 685 708) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L666(lines 666 682) no Hoare annotation was computed. [2020-07-21 10:39:28,749 INFO L268 CegarLoopResult]: For program point L726(lines 726 733) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 637 739) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point L687(lines 686 706) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point L683(lines 683 724) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 887 896) no Hoare annotation was computed. [2020-07-21 10:39:28,750 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 887 896) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 887 896) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L264 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point L254-1(lines 243 259) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 243 259) no Hoare annotation was computed. [2020-07-21 10:39:28,751 INFO L268 CegarLoopResult]: For program point L250(lines 250 256) no Hoare annotation was computed. [2020-07-21 10:39:28,752 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 243 259) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:39:28,752 INFO L264 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:39:28,752 INFO L268 CegarLoopResult]: For program point L248-1(line 248) no Hoare annotation was computed. [2020-07-21 10:39:28,752 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 324 342) no Hoare annotation was computed. [2020-07-21 10:39:28,752 INFO L268 CegarLoopResult]: For program point L333(lines 333 337) no Hoare annotation was computed. [2020-07-21 10:39:28,752 INFO L271 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: true [2020-07-21 10:39:28,752 INFO L268 CegarLoopResult]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2020-07-21 10:39:28,753 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-07-21 10:39:28,753 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 324 342) the Hoare annotation is: true [2020-07-21 10:39:28,753 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 324 342) no Hoare annotation was computed. [2020-07-21 10:39:28,753 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 434 442) the Hoare annotation is: true [2020-07-21 10:39:28,753 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 434 442) no Hoare annotation was computed. [2020-07-21 10:39:28,753 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 434 442) no Hoare annotation was computed. [2020-07-21 10:39:28,753 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 390 401) the Hoare annotation is: true [2020-07-21 10:39:28,753 INFO L268 CegarLoopResult]: For program point L394-1(lines 390 401) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 390 401) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L268 CegarLoopResult]: For program point L128(lines 126 148) no Hoare annotation was computed. [2020-07-21 10:39:28,754 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 123 149) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (and .cse5 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse5 .cse6) .cse0 .cse7 .cse3) (or .cse0 (and .cse1 .cse6 (<= ~waterLevel~0 2)) .cse7 .cse3 .cse4) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)))) [2020-07-21 10:39:28,755 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse5 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse4 .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse5 .cse6 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse1 (and (<= ~waterLevel~0 2) (= 0 ~pumpRunning~0)) .cse2)))) [2020-07-21 10:39:28,755 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 123 149) no Hoare annotation was computed. [2020-07-21 10:39:28,755 INFO L264 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (<= ~waterLevel~0 1)) (.cse11 (<= 1 ~pumpRunning~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse12 .cse11)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (and .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse12)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4)) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse5 .cse6 .cse7) (or .cse1 .cse5 .cse6 .cse7 .cse8 .cse9) (let ((.cse10 (<= 2 ~waterLevel~0))) (or .cse1 (and .cse10 .cse3 .cse4) .cse2 (and .cse10 .cse3 .cse11) .cse8 .cse9))))) [2020-07-21 10:39:28,755 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 123 149) no Hoare annotation was computed. [2020-07-21 10:39:28,755 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse0 .cse4) (or .cse0 .cse4 (and .cse2 (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:39:28,755 INFO L268 CegarLoopResult]: For program point L130(lines 126 148) no Hoare annotation was computed. [2020-07-21 10:39:28,756 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 931 960) no Hoare annotation was computed. [2020-07-21 10:39:28,756 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 931 960) the Hoare annotation is: true [2020-07-21 10:39:28,756 INFO L271 CegarLoopResult]: At program point L956(lines 931 960) the Hoare annotation is: true [2020-07-21 10:39:28,756 INFO L268 CegarLoopResult]: For program point L952(line 952) no Hoare annotation was computed. [2020-07-21 10:39:28,756 INFO L268 CegarLoopResult]: For program point L945(lines 945 949) no Hoare annotation was computed. [2020-07-21 10:39:28,756 INFO L271 CegarLoopResult]: At program point L945-1(lines 945 949) the Hoare annotation is: true [2020-07-21 10:39:28,756 INFO L268 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-07-21 10:39:28,756 INFO L271 CegarLoopResult]: At program point L941-2(lines 941 955) the Hoare annotation is: true [2020-07-21 10:39:28,757 INFO L271 CegarLoopResult]: At program point L937(line 937) the Hoare annotation is: true [2020-07-21 10:39:28,757 INFO L268 CegarLoopResult]: For program point L937-1(line 937) no Hoare annotation was computed. [2020-07-21 10:39:28,757 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 402 410) the Hoare annotation is: true [2020-07-21 10:39:28,757 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 402 410) no Hoare annotation was computed. [2020-07-21 10:39:28,757 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 402 410) no Hoare annotation was computed. [2020-07-21 10:39:28,757 INFO L268 CegarLoopResult]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2020-07-21 10:39:28,757 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 366 377) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= |old(~waterLevel~0)| 2)) .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:39:28,757 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 366 377) no Hoare annotation was computed. [2020-07-21 10:39:28,758 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 985 991) no Hoare annotation was computed. [2020-07-21 10:39:28,758 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 985 991) the Hoare annotation is: true [2020-07-21 10:39:28,758 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,758 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-21 10:39:28,758 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:39:28,758 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:39:28,758 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 158 182) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,759 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 158 182) no Hoare annotation was computed. [2020-07-21 10:39:28,759 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,759 INFO L268 CegarLoopResult]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2020-07-21 10:39:28,759 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:39:28,759 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1) (or .cse0 (not (<= ~waterLevel~0 2)) .cse2 (= 0 ~pumpRunning~0)) (or .cse0 .cse2 .cse1))) [2020-07-21 10:39:28,759 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-07-21 10:39:28,759 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point L162(lines 162 179) no Hoare annotation was computed. [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 378 389) no Hoare annotation was computed. [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2020-07-21 10:39:28,760 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 378 389) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse7) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse3))) [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 921 928) no Hoare annotation was computed. [2020-07-21 10:39:28,760 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2020-07-21 10:39:28,761 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 921 928) the Hoare annotation is: true [2020-07-21 10:39:28,761 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 921 928) no Hoare annotation was computed. [2020-07-21 10:39:28,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:39:28 BoogieIcfgContainer [2020-07-21 10:39:28,780 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:39:28,785 INFO L168 Benchmark]: Toolchain (without parser) took 15151.16 ms. Allocated memory was 146.8 MB in the beginning and 392.7 MB in the end (delta: 245.9 MB). Free memory was 101.9 MB in the beginning and 132.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 257.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,785 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.8 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.03 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 172.8 MB in the end (delta: -71.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,787 INFO L168 Benchmark]: Boogie Preprocessor took 90.84 ms. Allocated memory is still 205.0 MB. Free memory was 172.8 MB in the beginning and 168.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,788 INFO L168 Benchmark]: RCFGBuilder took 1184.03 ms. Allocated memory was 205.0 MB in the beginning and 235.4 MB in the end (delta: 30.4 MB). Free memory was 168.1 MB in the beginning and 190.8 MB in the end (delta: -22.7 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,789 INFO L168 Benchmark]: TraceAbstraction took 13173.19 ms. Allocated memory was 235.4 MB in the beginning and 392.7 MB in the end (delta: 157.3 MB). Free memory was 189.5 MB in the beginning and 132.7 MB in the end (delta: 56.8 MB). Peak memory consumption was 256.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:39:28,793 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.8 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.03 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 172.8 MB in the end (delta: -71.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.84 ms. Allocated memory is still 205.0 MB. Free memory was 172.8 MB in the beginning and 168.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1184.03 ms. Allocated memory was 205.0 MB in the beginning and 235.4 MB in the end (delta: 30.4 MB). Free memory was 168.1 MB in the beginning and 190.8 MB in the end (delta: -22.7 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13173.19 ms. Allocated memory was 235.4 MB in the beginning and 392.7 MB in the end (delta: 157.3 MB). Free memory was 189.5 MB in the beginning and 132.7 MB in the end (delta: 56.8 MB). Peak memory consumption was 256.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 925]: 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: 54]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) <= 1) || !(1 <= systemActive)) || (((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || ((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0)) || (((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= pumpRunning) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= systemActive) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 262 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.4s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1865 SDtfs, 1361 SDslu, 3202 SDs, 0 SdLazy, 2025 SolverSat, 584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1138 GetRequests, 1077 SyntacticMatches, 6 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=538occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 188 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1180 PreInvPairs, 1255 NumberOfFragments, 1786 HoareAnnotationTreeSize, 1180 FomulaSimplifications, 1074 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 72 FomulaSimplificationsInter, 7773 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 928 NumberOfCodeBlocks, 928 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1111 ConstructedInterpolants, 0 QuantifiedInterpolants, 276561 SizeOfPredicates, 23 NumberOfNonLiveVariables, 7097 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 106/132 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...