/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_spec4_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:37:40,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:37:40,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:37:40,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:37:40,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:37:40,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:37:40,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:37:40,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:37:40,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:37:40,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:37:40,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:37:40,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:37:40,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:37:40,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:37:40,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:37:40,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:37:40,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:37:40,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:37:40,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:37:40,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:37:40,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:37:40,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:37:40,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:37:40,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:37:40,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:37:40,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:37:40,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:37:40,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:37:40,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:37:40,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:37:40,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:37:40,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:37:40,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:37:40,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:37:40,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:37:40,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:37:40,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:37:40,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:37:40,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:37:40,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:37:40,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:37:40,399 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 10:37:40,414 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:37:40,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:37:40,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:37:40,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:37:40,419 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:37:40,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:37:40,421 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:37:40,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:37:40,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:37:40,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:37:40,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:37:40,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:37:40,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:37:40,422 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:37:40,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:37:40,422 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:37:40,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:37:40,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:37:40,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:37:40,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:37:40,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:37:40,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:37:40,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:37:40,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:37:40,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:37:40,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:37:40,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:40,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:37:40,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:37:40,427 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 10:37:40,707 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:37:40,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:37:40,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:37:40,724 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:37:40,725 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:37:40,726 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-07-21 10:37:40,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7fa3d3b/14430f79465f40aeb9ed35b69f5eadef/FLAGf79111009 [2020-07-21 10:37:41,309 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:37:41,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-07-21 10:37:41,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7fa3d3b/14430f79465f40aeb9ed35b69f5eadef/FLAGf79111009 [2020-07-21 10:37:41,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7fa3d3b/14430f79465f40aeb9ed35b69f5eadef [2020-07-21 10:37:41,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:37:41,663 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:37:41,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:37:41,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:37:41,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:37:41,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:37:41" (1/1) ... [2020-07-21 10:37:41,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10106500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:41, skipping insertion in model container [2020-07-21 10:37:41,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:37:41" (1/1) ... [2020-07-21 10:37:41,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:37:41,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:37:42,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:37:42,124 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:37:42,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:37:42,257 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:37:42,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42 WrapperNode [2020-07-21 10:37:42,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:37:42,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:37:42,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:37:42,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:37:42,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (1/1) ... [2020-07-21 10:37:42,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:37:42,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:37:42,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:37:42,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:37:42,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (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 10:37:42,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:37:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:37:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:37:42,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:37:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:37:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:37:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:37:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:37:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:37:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:37:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:37:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:37:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:37:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:37:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:37:42,451 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:37:42,451 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:37:42,451 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:37:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:37:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:37:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:37:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:37:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:37:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:37:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:37:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:37:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:37:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:37:43,640 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:37:43,640 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:37:43,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:37:43 BoogieIcfgContainer [2020-07-21 10:37:43,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:37:43,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:37:43,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:37:43,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:37:43,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:37:41" (1/3) ... [2020-07-21 10:37:43,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f71446c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:37:43, skipping insertion in model container [2020-07-21 10:37:43,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:42" (2/3) ... [2020-07-21 10:37:43,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f71446c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:37:43, skipping insertion in model container [2020-07-21 10:37:43,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:37:43" (3/3) ... [2020-07-21 10:37:43,657 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2020-07-21 10:37:43,667 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:37:43,676 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:37:43,691 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:37:43,717 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:37:43,717 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:37:43,717 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:37:43,717 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:37:43,717 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:37:43,718 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:37:43,718 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:37:43,718 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:37:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-21 10:37:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:37:43,747 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:43,749 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:43,749 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:43,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:43,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1393146994, now seen corresponding path program 1 times [2020-07-21 10:37:43,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:43,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [892616383] [2020-07-21 10:37:43,765 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 10:37:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:44,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:37:44,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:44,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:44,066 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:44,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [892616383] [2020-07-21 10:37:44,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:44,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:37:44,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523423578] [2020-07-21 10:37:44,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:37:44,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:44,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:37:44,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:37:44,093 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2020-07-21 10:37:44,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:44,138 INFO L93 Difference]: Finished difference Result 264 states and 327 transitions. [2020-07-21 10:37:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:37:44,139 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:37:44,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:44,154 INFO L225 Difference]: With dead ends: 264 [2020-07-21 10:37:44,154 INFO L226 Difference]: Without dead ends: 132 [2020-07-21 10:37:44,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 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 10:37:44,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-21 10:37:44,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-21 10:37:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 10:37:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-21 10:37:44,219 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 46 [2020-07-21 10:37:44,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:44,220 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-21 10:37:44,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:37:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-21 10:37:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:37:44,224 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:44,224 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:44,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:44,439 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:44,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:44,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1814082405, now seen corresponding path program 1 times [2020-07-21 10:37:44,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:44,441 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1737521578] [2020-07-21 10:37:44,441 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 10:37:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:44,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:37:44,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:44,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:44,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1737521578] [2020-07-21 10:37:44,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:44,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:37:44,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597606460] [2020-07-21 10:37:44,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:37:44,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:44,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:37:44,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:37:44,706 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2020-07-21 10:37:44,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:44,733 INFO L93 Difference]: Finished difference Result 203 states and 237 transitions. [2020-07-21 10:37:44,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:44,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:37:44,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:44,736 INFO L225 Difference]: With dead ends: 203 [2020-07-21 10:37:44,736 INFO L226 Difference]: Without dead ends: 123 [2020-07-21 10:37:44,738 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 10:37:44,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-21 10:37:44,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2020-07-21 10:37:44,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-21 10:37:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions. [2020-07-21 10:37:44,759 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 47 [2020-07-21 10:37:44,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:44,760 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 143 transitions. [2020-07-21 10:37:44,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:37:44,760 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2020-07-21 10:37:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:37:44,763 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:44,764 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:44,964 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:44,965 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:44,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:44,966 INFO L82 PathProgramCache]: Analyzing trace with hash -947171688, now seen corresponding path program 1 times [2020-07-21 10:37:44,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:44,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [705013797] [2020-07-21 10:37:44,967 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 10:37:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:45,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:37:45,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:45,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:45,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [705013797] [2020-07-21 10:37:45,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:45,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:37:45,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886457466] [2020-07-21 10:37:45,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:37:45,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:45,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:37:45,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:37:45,182 INFO L87 Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 3 states. [2020-07-21 10:37:45,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:45,214 INFO L93 Difference]: Finished difference Result 317 states and 380 transitions. [2020-07-21 10:37:45,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:45,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:37:45,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:45,218 INFO L225 Difference]: With dead ends: 317 [2020-07-21 10:37:45,218 INFO L226 Difference]: Without dead ends: 218 [2020-07-21 10:37:45,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 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 10:37:45,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-07-21 10:37:45,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 212. [2020-07-21 10:37:45,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-21 10:37:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 253 transitions. [2020-07-21 10:37:45,248 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 253 transitions. Word has length 52 [2020-07-21 10:37:45,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:45,249 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 253 transitions. [2020-07-21 10:37:45,249 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:37:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 253 transitions. [2020-07-21 10:37:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 10:37:45,251 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:45,252 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:45,466 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:45,467 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:45,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:45,468 INFO L82 PathProgramCache]: Analyzing trace with hash -306167776, now seen corresponding path program 1 times [2020-07-21 10:37:45,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:45,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1650840490] [2020-07-21 10:37:45,470 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 10:37:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:45,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 10:37:45,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:45,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:45,741 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:45,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1650840490] [2020-07-21 10:37:45,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:45,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:37:45,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012176412] [2020-07-21 10:37:45,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:37:45,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:45,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:37:45,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:45,745 INFO L87 Difference]: Start difference. First operand 212 states and 253 transitions. Second operand 6 states. [2020-07-21 10:37:46,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:46,035 INFO L93 Difference]: Finished difference Result 569 states and 703 transitions. [2020-07-21 10:37:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:37:46,037 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-21 10:37:46,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:46,049 INFO L225 Difference]: With dead ends: 569 [2020-07-21 10:37:46,050 INFO L226 Difference]: Without dead ends: 381 [2020-07-21 10:37:46,052 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:37:46,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-07-21 10:37:46,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2020-07-21 10:37:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-07-21 10:37:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 464 transitions. [2020-07-21 10:37:46,117 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 464 transitions. Word has length 57 [2020-07-21 10:37:46,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:46,118 INFO L479 AbstractCegarLoop]: Abstraction has 381 states and 464 transitions. [2020-07-21 10:37:46,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:37:46,118 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 464 transitions. [2020-07-21 10:37:46,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 10:37:46,124 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:46,125 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:46,339 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:46,340 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:46,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:46,340 INFO L82 PathProgramCache]: Analyzing trace with hash -714386778, now seen corresponding path program 1 times [2020-07-21 10:37:46,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:46,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392027618] [2020-07-21 10:37:46,341 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 10:37:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:46,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:37:46,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:46,560 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:46,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392027618] [2020-07-21 10:37:46,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:46,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:37:46,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924501286] [2020-07-21 10:37:46,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:37:46,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:46,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:37:46,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:46,562 INFO L87 Difference]: Start difference. First operand 381 states and 464 transitions. Second operand 6 states. [2020-07-21 10:37:46,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:46,757 INFO L93 Difference]: Finished difference Result 482 states and 597 transitions. [2020-07-21 10:37:46,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:46,757 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-21 10:37:46,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:46,758 INFO L225 Difference]: With dead ends: 482 [2020-07-21 10:37:46,758 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:37:46,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:46,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:37:46,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:37:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:37:46,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:37:46,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-21 10:37:46,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:46,762 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:37:46,762 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:37:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:37:46,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:37:46,975 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:46,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:37:47,926 INFO L268 CegarLoopResult]: For program point L387-2(lines 387 408) no Hoare annotation was computed. [2020-07-21 10:37:47,927 INFO L268 CegarLoopResult]: For program point L409(lines 386 410) no Hoare annotation was computed. [2020-07-21 10:37:47,927 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 362 417) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point L393(lines 393 397) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point L393-1(lines 393 397) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 362 417) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 362 417) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point L450-1(lines 450 454) no Hoare annotation was computed. [2020-07-21 10:37:47,928 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point L444-2(lines 444 469) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point L470(lines 443 471) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 418 477) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 418 477) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point L463-1(line 463) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 418 477) no Hoare annotation was computed. [2020-07-21 10:37:47,929 INFO L268 CegarLoopResult]: For program point L450(lines 450 454) no Hoare annotation was computed. [2020-07-21 10:37:47,930 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 90 96) the Hoare annotation is: true [2020-07-21 10:37:47,930 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 90 96) no Hoare annotation was computed. [2020-07-21 10:37:47,930 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 97 105) no Hoare annotation was computed. [2020-07-21 10:37:47,930 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 97 105) the Hoare annotation is: true [2020-07-21 10:37:47,930 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 97 105) no Hoare annotation was computed. [2020-07-21 10:37:47,930 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2020-07-21 10:37:47,931 INFO L264 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:37:47,931 INFO L268 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2020-07-21 10:37:47,931 INFO L264 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:37:47,931 INFO L268 CegarLoopResult]: For program point L53-1(line 53) no Hoare annotation was computed. [2020-07-21 10:37:47,931 INFO L268 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2020-07-21 10:37:47,931 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2020-07-21 10:37:47,931 INFO L268 CegarLoopResult]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2020-07-21 10:37:47,932 INFO L271 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: true [2020-07-21 10:37:47,932 INFO L268 CegarLoopResult]: For program point L49-1(line 49) no Hoare annotation was computed. [2020-07-21 10:37:47,932 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 193 215) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,932 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 193 215) no Hoare annotation was computed. [2020-07-21 10:37:47,932 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,932 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 193 215) no Hoare annotation was computed. [2020-07-21 10:37:47,933 INFO L264 CegarLoopResult]: At program point L205-1(line 205) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,933 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-21 10:37:47,933 INFO L268 CegarLoopResult]: For program point L203-1(lines 203 210) no Hoare annotation was computed. [2020-07-21 10:37:47,933 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-21 10:37:47,933 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,933 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,934 INFO L264 CegarLoopResult]: At program point L199-1(line 199) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,934 INFO L268 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-07-21 10:37:47,934 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-21 10:37:47,934 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 151 174) no Hoare annotation was computed. [2020-07-21 10:37:47,934 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-07-21 10:37:47,934 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 151 174) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 151 174) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-21 10:37:47,935 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:47,936 INFO L268 CegarLoopResult]: For program point L734-1(lines 715 739) no Hoare annotation was computed. [2020-07-21 10:37:47,936 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,937 INFO L264 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,937 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-07-21 10:37:47,937 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,937 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 715 739) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:47,937 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-21 10:37:47,937 INFO L268 CegarLoopResult]: For program point L719(lines 719 736) no Hoare annotation was computed. [2020-07-21 10:37:47,937 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 715 739) no Hoare annotation was computed. [2020-07-21 10:37:47,938 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 874 888) no Hoare annotation was computed. [2020-07-21 10:37:47,938 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,938 INFO L268 CegarLoopResult]: For program point L878(lines 878 884) no Hoare annotation was computed. [2020-07-21 10:37:47,938 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 874 888) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)))) [2020-07-21 10:37:47,938 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 874 888) no Hoare annotation was computed. [2020-07-21 10:37:47,938 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 810 818) no Hoare annotation was computed. [2020-07-21 10:37:47,938 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 810 818) the Hoare annotation is: true [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 810 818) no Hoare annotation was computed. [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point L864(lines 864 868) no Hoare annotation was computed. [2020-07-21 10:37:47,939 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point L864-2(lines 864 868) no Hoare annotation was computed. [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-21 10:37:47,939 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 855 873) the Hoare annotation is: true [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 855 873) no Hoare annotation was computed. [2020-07-21 10:37:47,939 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 855 873) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L826(lines 826 834) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L849-1(line 849) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 819 854) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 819 854) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-07-21 10:37:47,940 INFO L268 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 819 854) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 83 89) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 83 89) the Hoare annotation is: true [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 316 361) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 316 361) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 316 361) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 629 674) no Hoare annotation was computed. [2020-07-21 10:37:47,941 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 629 674) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point L649(lines 649 656) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 629 674) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point L643(lines 643 663) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point L643-1(lines 643 663) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 183 192) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 183 192) no Hoare annotation was computed. [2020-07-21 10:37:47,942 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 183 192) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 799 809) the Hoare annotation is: true [2020-07-21 10:37:47,943 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 799 809) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 799 809) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L271 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: true [2020-07-21 10:37:47,943 INFO L268 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 791 798) the Hoare annotation is: true [2020-07-21 10:37:47,943 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2020-07-21 10:37:47,943 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:47,944 INFO L268 CegarLoopResult]: For program point L760-1(lines 741 765) no Hoare annotation was computed. [2020-07-21 10:37:47,944 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 741 765) no Hoare annotation was computed. [2020-07-21 10:37:47,944 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 741 765) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:47,944 INFO L264 CegarLoopResult]: At program point L755(line 755) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,944 INFO L264 CegarLoopResult]: At program point L751(line 751) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,944 INFO L268 CegarLoopResult]: For program point L749(lines 749 757) no Hoare annotation was computed. [2020-07-21 10:37:47,944 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:37:47,945 INFO L268 CegarLoopResult]: For program point L747-1(line 747) no Hoare annotation was computed. [2020-07-21 10:37:47,945 INFO L268 CegarLoopResult]: For program point L745(lines 745 762) no Hoare annotation was computed. [2020-07-21 10:37:47,945 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 707 713) no Hoare annotation was computed. [2020-07-21 10:37:47,945 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 707 713) the Hoare annotation is: true [2020-07-21 10:37:47,945 INFO L264 CegarLoopResult]: At program point testENTRY(lines 898 965) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,945 INFO L264 CegarLoopResult]: At program point L958(lines 907 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,945 INFO L268 CegarLoopResult]: For program point testFINAL(lines 898 965) no Hoare annotation was computed. [2020-07-21 10:37:47,946 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,946 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-07-21 10:37:47,946 INFO L264 CegarLoopResult]: At program point L946-1(lines 938 953) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,946 INFO L268 CegarLoopResult]: For program point L909(lines 908 957) no Hoare annotation was computed. [2020-07-21 10:37:47,946 INFO L264 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,946 INFO L268 CegarLoopResult]: For program point L938(lines 938 953) no Hoare annotation was computed. [2020-07-21 10:37:47,947 INFO L264 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,947 INFO L268 CegarLoopResult]: For program point L928(lines 928 934) no Hoare annotation was computed. [2020-07-21 10:37:47,947 INFO L268 CegarLoopResult]: For program point L928-1(lines 928 934) no Hoare annotation was computed. [2020-07-21 10:37:47,947 INFO L264 CegarLoopResult]: At program point L955(lines 908 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,947 INFO L264 CegarLoopResult]: At program point L920(line 920) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:47,947 INFO L268 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-07-21 10:37:47,947 INFO L268 CegarLoopResult]: For program point L918-1(lines 918 924) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point testEXIT(lines 898 965) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point L603(lines 603 610) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 583 628) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point L597(lines 597 617) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 583 628) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point L597-1(lines 597 617) no Hoare annotation was computed. [2020-07-21 10:37:47,948 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 583 628) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 766 773) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 766 773) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 766 773) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 300 308) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 300 308) the Hoare annotation is: true [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 300 308) no Hoare annotation was computed. [2020-07-21 10:37:47,949 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 268 290) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 268 290) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 268 290) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point L276(lines 276 284) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point L276-2(lines 276 284) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 73 82) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 73 82) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 73 82) no Hoare annotation was computed. [2020-07-21 10:37:47,950 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L545-1(line 545) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 480 582) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L504(lines 504 508) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L568(lines 568 579) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L531(lines 531 535) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L529-2(lines 529 549) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point L550(lines 528 551) no Hoare annotation was computed. [2020-07-21 10:37:47,951 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 480 582) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L509(lines 509 525) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L530(lines 529 549) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 480 582) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L561-1(line 561) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point L526(lines 526 567) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,952 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point L785-1(lines 774 790) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point L781(lines 781 787) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 774 790) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-07-21 10:37:47,953 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 774 790) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 291 299) the Hoare annotation is: true [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 291 299) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 291 299) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 247 258) the Hoare annotation is: true [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point L251-1(lines 247 258) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 247 258) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,954 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,955 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,955 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:47,955 INFO L264 CegarLoopResult]: At program point L694(lines 694 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:47,955 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:47,955 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 683 706) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:47,955 INFO L268 CegarLoopResult]: For program point L687(lines 686 705) no Hoare annotation was computed. [2020-07-21 10:37:47,955 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 683 706) no Hoare annotation was computed. [2020-07-21 10:37:47,955 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 683 706) no Hoare annotation was computed. [2020-07-21 10:37:47,956 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-21 10:37:47,956 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 118 147) no Hoare annotation was computed. [2020-07-21 10:37:47,956 INFO L271 CegarLoopResult]: At program point L128-2(lines 128 142) the Hoare annotation is: true [2020-07-21 10:37:47,956 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 118 147) the Hoare annotation is: true [2020-07-21 10:37:47,956 INFO L271 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: true [2020-07-21 10:37:47,956 INFO L268 CegarLoopResult]: For program point L124-1(line 124) no Hoare annotation was computed. [2020-07-21 10:37:47,956 INFO L271 CegarLoopResult]: At program point L143(lines 118 147) the Hoare annotation is: true [2020-07-21 10:37:47,957 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-21 10:37:47,957 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-07-21 10:37:47,957 INFO L271 CegarLoopResult]: At program point L132-1(lines 132 136) the Hoare annotation is: true [2020-07-21 10:37:47,957 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 259 267) the Hoare annotation is: true [2020-07-21 10:37:47,957 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 259 267) no Hoare annotation was computed. [2020-07-21 10:37:47,957 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 259 267) no Hoare annotation was computed. [2020-07-21 10:37:47,957 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 223 234) the Hoare annotation is: true [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 223 234) no Hoare annotation was computed. [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point L227-1(lines 223 234) no Hoare annotation was computed. [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 175 181) no Hoare annotation was computed. [2020-07-21 10:37:47,958 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 175 181) the Hoare annotation is: true [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,958 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:37:47,958 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:47,958 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 889 896) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 889 896) the Hoare annotation is: true [2020-07-21 10:37:47,959 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 889 896) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 235 246) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L268 CegarLoopResult]: For program point L239-1(lines 235 246) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 235 246) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:47,959 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 107 114) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2020-07-21 10:37:47,959 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 107 114) the Hoare annotation is: true [2020-07-21 10:37:47,960 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 107 114) no Hoare annotation was computed. [2020-07-21 10:37:47,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:37:47 BoogieIcfgContainer [2020-07-21 10:37:47,975 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:37:47,978 INFO L168 Benchmark]: Toolchain (without parser) took 6316.18 ms. Allocated memory was 145.8 MB in the beginning and 281.5 MB in the end (delta: 135.8 MB). Free memory was 102.6 MB in the beginning and 125.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,979 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.19 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 171.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,981 INFO L168 Benchmark]: Boogie Preprocessor took 119.61 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,982 INFO L168 Benchmark]: RCFGBuilder took 1269.23 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 195.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,983 INFO L168 Benchmark]: TraceAbstraction took 4326.36 ms. Allocated memory was 236.5 MB in the beginning and 281.5 MB in the end (delta: 45.1 MB). Free memory was 195.6 MB in the beginning and 125.1 MB in the end (delta: 70.5 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:47,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 594.19 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 171.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.61 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1269.23 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 195.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4326.36 ms. Allocated memory was 236.5 MB in the beginning and 281.5 MB in the end (delta: 45.1 MB). Free memory was 195.6 MB in the beginning and 125.1 MB in the end (delta: 70.5 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 111]: 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: 907]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 728 SDtfs, 270 SDslu, 945 SDs, 0 SdLazy, 141 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=381occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 465 PreInvPairs, 481 NumberOfFragments, 599 HoareAnnotationTreeSize, 465 FomulaSimplifications, 78 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 661 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 26202 SizeOfPredicates, 15 NumberOfNonLiveVariables, 3328 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...