/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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:42:37,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:42:37,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:42:37,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:42:37,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:42:37,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:42:37,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:42:37,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:42:37,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:42:37,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:42:37,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:42:37,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:42:37,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:42:37,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:42:37,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:42:37,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:42:37,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:42:37,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:42:37,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:42:37,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:42:37,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:42:37,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:42:37,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:42:37,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:42:37,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:42:37,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:42:37,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:42:37,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:42:37,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:42:37,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:42:37,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:42:37,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:42:37,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:42:37,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:42:37,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:42:37,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:42:37,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:42:37,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:42:37,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:42:37,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:42:37,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:42:37,445 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 [2020-07-20 10:42:37,466 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:42:37,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:42:37,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:42:37,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:42:37,468 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:42:37,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:42:37,468 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:42:37,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:42:37,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:42:37,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:42:37,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:42:37,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:42:37,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:42:37,471 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:42:37,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:42:37,471 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:42:37,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:42:37,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:42:37,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:42:37,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:42:37,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:42:37,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:42:37,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:42:37,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:42:37,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:42:37,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:42:37,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:37,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:42:37,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:42:37,474 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 [2020-07-20 10:42:37,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:42:37,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:42:37,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:42:37,752 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:42:37,752 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:42:37,753 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-07-20 10:42:37,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7f596b8/069393e4ca344ec598aebd4ed3f0bf20/FLAG08263b3ff [2020-07-20 10:42:38,285 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:42:38,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-07-20 10:42:38,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7f596b8/069393e4ca344ec598aebd4ed3f0bf20/FLAG08263b3ff [2020-07-20 10:42:38,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7f596b8/069393e4ca344ec598aebd4ed3f0bf20 [2020-07-20 10:42:38,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:42:38,625 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:42:38,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:38,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:42:38,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:42:38,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:38" (1/1) ... [2020-07-20 10:42:38,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5d2c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:38, skipping insertion in model container [2020-07-20 10:42:38,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:38" (1/1) ... [2020-07-20 10:42:38,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:42:38,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:42:39,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:39,123 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:42:39,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:39,237 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:42:39,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39 WrapperNode [2020-07-20 10:42:39,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:39,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:42:39,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:42:39,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:42:39,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:42:39,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:42:39,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:42:39,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:42:39,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (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 [2020-07-20 10:42:39,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:42:39,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:42:39,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:42:39,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 10:42:39,417 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:42:39,418 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:42:39,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:42:39,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:42:39,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:42:39,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:42:39,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:42:39,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:42:39,421 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:42:39,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:42:39,423 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:42:39,424 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:42:39,425 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:42:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:42:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:42:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:42:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:42:40,403 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:42:40,403 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:42:40,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:40 BoogieIcfgContainer [2020-07-20 10:42:40,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:42:40,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:42:40,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:42:40,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:42:40,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:42:38" (1/3) ... [2020-07-20 10:42:40,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bfc572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:40, skipping insertion in model container [2020-07-20 10:42:40,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39" (2/3) ... [2020-07-20 10:42:40,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bfc572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:40, skipping insertion in model container [2020-07-20 10:42:40,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:40" (3/3) ... [2020-07-20 10:42:40,416 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2020-07-20 10:42:40,426 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:42:40,433 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:42:40,447 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:42:40,470 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:42:40,471 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:42:40,471 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:42:40,471 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:42:40,471 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:42:40,472 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:42:40,472 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:42:40,472 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:42:40,492 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2020-07-20 10:42:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 10:42:40,500 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:40,500 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] [2020-07-20 10:42:40,501 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:40,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:40,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1570984683, now seen corresponding path program 1 times [2020-07-20 10:42:40,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:40,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207517833] [2020-07-20 10:42:40,513 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 [2020-07-20 10:42:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:40,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:42:40,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:40,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:40,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [207517833] [2020-07-20 10:42:40,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:40,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:42:40,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400446532] [2020-07-20 10:42:40,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:42:40,798 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:40,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:42:40,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:42:40,815 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2020-07-20 10:42:40,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:40,851 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2020-07-20 10:42:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:42:40,855 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 10:42:40,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:40,873 INFO L225 Difference]: With dead ends: 188 [2020-07-20 10:42:40,873 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 10:42:40,885 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 [2020-07-20 10:42:40,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 10:42:40,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-20 10:42:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-20 10:42:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-07-20 10:42:40,975 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2020-07-20 10:42:40,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:40,975 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-07-20 10:42:40,976 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:42:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-07-20 10:42:40,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 10:42:40,981 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:40,981 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] [2020-07-20 10:42:41,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:41,196 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:41,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:41,197 INFO L82 PathProgramCache]: Analyzing trace with hash 492897412, now seen corresponding path program 1 times [2020-07-20 10:42:41,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:41,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2082999743] [2020-07-20 10:42:41,198 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 [2020-07-20 10:42:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:41,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:42:41,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:41,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:41,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2082999743] [2020-07-20 10:42:41,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:41,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:41,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347016819] [2020-07-20 10:42:41,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:41,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:41,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:41,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:41,461 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2020-07-20 10:42:41,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:41,479 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2020-07-20 10:42:41,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:41,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 10:42:41,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:41,482 INFO L225 Difference]: With dead ends: 124 [2020-07-20 10:42:41,482 INFO L226 Difference]: Without dead ends: 85 [2020-07-20 10:42:41,483 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 [2020-07-20 10:42:41,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-20 10:42:41,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-20 10:42:41,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-20 10:42:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2020-07-20 10:42:41,494 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2020-07-20 10:42:41,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:41,494 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2020-07-20 10:42:41,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2020-07-20 10:42:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:42:41,496 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:41,497 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] [2020-07-20 10:42:41,710 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:41,711 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:41,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:41,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1711482820, now seen corresponding path program 1 times [2020-07-20 10:42:41,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:41,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1079869983] [2020-07-20 10:42:41,713 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 [2020-07-20 10:42:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:41,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:42:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:41,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:41,929 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:41,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1079869983] [2020-07-20 10:42:41,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:41,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:41,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053463169] [2020-07-20 10:42:41,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:41,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:41,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:41,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:41,932 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 3 states. [2020-07-20 10:42:41,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:41,955 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2020-07-20 10:42:41,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:41,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:42:41,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:41,958 INFO L225 Difference]: With dead ends: 203 [2020-07-20 10:42:41,958 INFO L226 Difference]: Without dead ends: 142 [2020-07-20 10:42:41,959 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 [2020-07-20 10:42:41,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-20 10:42:41,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 130. [2020-07-20 10:42:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-20 10:42:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2020-07-20 10:42:41,982 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 52 [2020-07-20 10:42:41,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:41,983 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2020-07-20 10:42:41,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-07-20 10:42:41,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-20 10:42:41,988 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:41,988 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] [2020-07-20 10:42:42,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:42,203 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:42,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:42,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1961603229, now seen corresponding path program 1 times [2020-07-20 10:42:42,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:42,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [560069409] [2020-07-20 10:42:42,204 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 [2020-07-20 10:42:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:42,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 10:42:42,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:42,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:42,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [560069409] [2020-07-20 10:42:42,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:42,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:42,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489958419] [2020-07-20 10:42:42,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:42,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:42,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:42,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:42,477 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 6 states. [2020-07-20 10:42:42,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:42,691 INFO L93 Difference]: Finished difference Result 323 states and 397 transitions. [2020-07-20 10:42:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:42:42,691 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-20 10:42:42,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:42,694 INFO L225 Difference]: With dead ends: 323 [2020-07-20 10:42:42,695 INFO L226 Difference]: Without dead ends: 217 [2020-07-20 10:42:42,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:42:42,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2020-07-20 10:42:42,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2020-07-20 10:42:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-07-20 10:42:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 260 transitions. [2020-07-20 10:42:42,719 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 260 transitions. Word has length 55 [2020-07-20 10:42:42,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:42,720 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 260 transitions. [2020-07-20 10:42:42,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 260 transitions. [2020-07-20 10:42:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:42:42,722 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:42,722 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] [2020-07-20 10:42:42,935 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:42,936 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:42,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:42,937 INFO L82 PathProgramCache]: Analyzing trace with hash 43544445, now seen corresponding path program 1 times [2020-07-20 10:42:42,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:42,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [377101460] [2020-07-20 10:42:42,938 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 [2020-07-20 10:42:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:43,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 10:42:43,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:43,146 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:43,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [377101460] [2020-07-20 10:42:43,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:43,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:43,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529121839] [2020-07-20 10:42:43,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:43,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:43,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:43,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:43,148 INFO L87 Difference]: Start difference. First operand 217 states and 260 transitions. Second operand 6 states. [2020-07-20 10:42:43,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:43,279 INFO L93 Difference]: Finished difference Result 296 states and 358 transitions. [2020-07-20 10:42:43,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:43,280 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-20 10:42:43,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:43,280 INFO L225 Difference]: With dead ends: 296 [2020-07-20 10:42:43,280 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:42:43,283 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:43,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:42:43,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:42:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:42:43,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:42:43,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-07-20 10:42:43,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:43,284 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:42:43,284 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:42:43,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:42:43,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:43,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:42:44,129 INFO L268 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-07-20 10:42:44,129 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 564 619) no Hoare annotation was computed. [2020-07-20 10:42:44,130 INFO L268 CegarLoopResult]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2020-07-20 10:42:44,130 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-20 10:42:44,130 INFO L268 CegarLoopResult]: For program point L589-2(lines 589 610) no Hoare annotation was computed. [2020-07-20 10:42:44,130 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2020-07-20 10:42:44,130 INFO L268 CegarLoopResult]: For program point L611(lines 588 612) no Hoare annotation was computed. [2020-07-20 10:42:44,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2020-07-20 10:42:44,131 INFO L268 CegarLoopResult]: For program point L672(lines 645 673) no Hoare annotation was computed. [2020-07-20 10:42:44,131 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-07-20 10:42:44,131 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-20 10:42:44,131 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L268 CegarLoopResult]: For program point L646-2(lines 646 671) no Hoare annotation was computed. [2020-07-20 10:42:44,132 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2020-07-20 10:42:44,133 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2020-07-20 10:42:44,133 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2020-07-20 10:42:44,133 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2020-07-20 10:42:44,133 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 406 414) no Hoare annotation was computed. [2020-07-20 10:42:44,133 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-07-20 10:42:44,133 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-07-20 10:42:44,133 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:42:44,134 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-07-20 10:42:44,134 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:42:44,134 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-07-20 10:42:44,134 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-07-20 10:42:44,134 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-07-20 10:42:44,134 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-07-20 10:42:44,134 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-07-20 10:42:44,135 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) 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)|))) [2020-07-20 10:42:44,135 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2020-07-20 10:42:44,135 INFO L264 CegarLoopResult]: At program point L500(line 500) 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)|))) [2020-07-20 10:42:44,135 INFO L264 CegarLoopResult]: At program point L500-1(line 500) 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)|))) [2020-07-20 10:42:44,135 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-07-20 10:42:44,136 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2020-07-20 10:42:44,136 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 10:42:44,136 INFO L264 CegarLoopResult]: At program point L495(line 495) 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)|))) [2020-07-20 10:42:44,136 INFO L264 CegarLoopResult]: At program point L494(line 494) 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)|))) [2020-07-20 10:42:44,136 INFO L264 CegarLoopResult]: At program point L494-1(line 494) 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)|))) [2020-07-20 10:42:44,136 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-20 10:42:44,137 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 10:42:44,138 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0))) [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point L358(lines 358 364) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 354 368) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2020-07-20 10:42:44,139 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 264 271) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-07-20 10:42:44,140 INFO L268 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point L325(lines 325 333) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2020-07-20 10:42:44,141 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 518 563) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 831 876) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-07-20 10:42:44,142 INFO L268 CegarLoopResult]: For program point L845(lines 845 865) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point L845-1(lines 845 865) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 478 487) 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)|))) [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2020-07-20 10:42:44,143 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2020-07-20 10:42:44,144 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2020-07-20 10:42:44,145 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2020-07-20 10:42:44,145 INFO L264 CegarLoopResult]: At program point testENTRY(lines 158 225) 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)|))) [2020-07-20 10:42:44,145 INFO L264 CegarLoopResult]: At program point L190(line 190) 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)|))) [2020-07-20 10:42:44,145 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-07-20 10:42:44,145 INFO L268 CegarLoopResult]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2020-07-20 10:42:44,145 INFO L264 CegarLoopResult]: At program point L215(lines 168 217) 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)|))) [2020-07-20 10:42:44,145 INFO L268 CegarLoopResult]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2020-07-20 10:42:44,146 INFO L264 CegarLoopResult]: At program point L180(line 180) 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)|))) [2020-07-20 10:42:44,146 INFO L268 CegarLoopResult]: For program point L178(lines 178 184) no Hoare annotation was computed. [2020-07-20 10:42:44,146 INFO L268 CegarLoopResult]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2020-07-20 10:42:44,146 INFO L268 CegarLoopResult]: For program point L170(lines 170 174) no Hoare annotation was computed. [2020-07-20 10:42:44,146 INFO L264 CegarLoopResult]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:44,146 INFO L264 CegarLoopResult]: At program point L208(line 208) 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)|))) [2020-07-20 10:42:44,146 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L264 CegarLoopResult]: At program point L206-1(lines 198 213) 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)|))) [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point L169(lines 168 217) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L264 CegarLoopResult]: At program point L200(line 200) 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)|))) [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point L198(lines 198 213) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point L799(lines 799 819) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 819) no Hoare annotation was computed. [2020-07-20 10:42:44,147 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 785 830) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:42:44,148 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 382 391) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point L731-2(lines 731 751) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point L752(lines 730 753) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point L711(lines 711 727) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2020-07-20 10:42:44,149 INFO L268 CegarLoopResult]: For program point L771(lines 771 778) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L732(lines 731 751) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L728(lines 728 769) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L747(line 747) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L747-1(line 747) no Hoare annotation was computed. [2020-07-20 10:42:44,150 INFO L268 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point L770(lines 770 781) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2020-07-20 10:42:44,151 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point L278(line 278) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point L278-1(line 278) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:42:44,152 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:42:44,153 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:44,154 INFO L264 CegarLoopResult]: At program point L244(lines 244 250) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:44,154 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:44,154 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:44,154 INFO L268 CegarLoopResult]: For program point L237(lines 236 255) no Hoare annotation was computed. [2020-07-20 10:42:44,154 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2020-07-20 10:42:44,154 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2020-07-20 10:42:44,154 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-07-20 10:42:44,154 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2020-07-20 10:42:44,155 INFO L271 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: true [2020-07-20 10:42:44,155 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-20 10:42:44,155 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-07-20 10:42:44,155 INFO L271 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2020-07-20 10:42:44,155 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-20 10:42:44,155 INFO L271 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2020-07-20 10:42:44,155 INFO L271 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: true [2020-07-20 10:42:44,155 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-07-20 10:42:44,156 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 10:42:44,156 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:42:44,156 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:42:44,156 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2020-07-20 10:42:44,156 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2020-07-20 10:42:44,156 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,156 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:42:44,157 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:44,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:44,157 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2020-07-20 10:42:44,157 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: true [2020-07-20 10:42:44,157 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 369 376) no Hoare annotation was computed. [2020-07-20 10:42:44,157 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:42:44,157 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:42:44,157 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:44,158 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 878 885) no Hoare annotation was computed. [2020-07-20 10:42:44,158 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2020-07-20 10:42:44,158 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2020-07-20 10:42:44,158 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2020-07-20 10:42:44,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:42:44 BoogieIcfgContainer [2020-07-20 10:42:44,173 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:42:44,176 INFO L168 Benchmark]: Toolchain (without parser) took 5550.62 ms. Allocated memory was 140.0 MB in the beginning and 277.9 MB in the end (delta: 137.9 MB). Free memory was 102.4 MB in the beginning and 178.5 MB in the end (delta: -76.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,177 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.71 ms. Allocated memory was 140.0 MB in the beginning and 205.5 MB in the end (delta: 65.5 MB). Free memory was 102.0 MB in the beginning and 176.1 MB in the end (delta: -74.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,179 INFO L168 Benchmark]: Boogie Preprocessor took 106.11 ms. Allocated memory is still 205.5 MB. Free memory was 176.1 MB in the beginning and 172.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,179 INFO L168 Benchmark]: RCFGBuilder took 1061.70 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 171.5 MB in the beginning and 198.7 MB in the end (delta: -27.2 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,180 INFO L168 Benchmark]: TraceAbstraction took 3763.90 ms. Allocated memory was 234.4 MB in the beginning and 277.9 MB in the end (delta: 43.5 MB). Free memory was 198.7 MB in the beginning and 178.5 MB in the end (delta: 20.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:44,185 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.71 ms. Allocated memory was 140.0 MB in the beginning and 205.5 MB in the end (delta: 65.5 MB). Free memory was 102.0 MB in the beginning and 176.1 MB in the end (delta: -74.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.11 ms. Allocated memory is still 205.5 MB. Free memory was 176.1 MB in the beginning and 172.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1061.70 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 171.5 MB in the beginning and 198.7 MB in the end (delta: -27.2 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3763.90 ms. Allocated memory was 234.4 MB in the beginning and 277.9 MB in the end (delta: 43.5 MB). Free memory was 198.7 MB in the beginning and 178.5 MB in the end (delta: 20.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 138 SDslu, 671 SDs, 0 SdLazy, 107 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred 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, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 218 PreInvPairs, 233 NumberOfFragments, 462 HoareAnnotationTreeSize, 218 FomulaSimplifications, 72 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 456 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 28810 SizeOfPredicates, 17 NumberOfNonLiveVariables, 3280 ConjunctsInSsa, 48 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...