/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:12,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:12,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:12,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:12,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:12,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:12,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:12,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:12,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:12,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:12,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:12,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:12,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:12,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:12,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:12,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:12,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:12,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:12,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:12,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:12,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:12,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:12,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:12,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:12,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:12,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:12,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:12,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:12,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:12,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:12,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:12,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:12,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:12,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:12,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:12,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:12,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:12,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:12,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:12,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:12,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:12,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:51:12,393 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:12,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:12,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:12,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:12,395 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:12,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:12,396 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:12,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:12,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:12,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:12,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:12,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:12,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:12,397 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:12,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:12,398 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:12,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:12,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:12,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:12,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:12,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:12,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:12,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:12,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:12,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:12,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:12,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:12,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:12,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:12,401 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:51:12,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:12,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:12,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:12,798 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:12,798 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:12,799 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2020-07-21 12:51:12,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeb99b059/705bf2717a3f48d3a9723313c29c1871/FLAG146886f1a [2020-07-21 12:51:13,395 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:13,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2020-07-21 12:51:13,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeb99b059/705bf2717a3f48d3a9723313c29c1871/FLAG146886f1a [2020-07-21 12:51:13,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeb99b059/705bf2717a3f48d3a9723313c29c1871 [2020-07-21 12:51:13,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:13,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:13,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:13,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:13,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:13,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f102d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13, skipping insertion in model container [2020-07-21 12:51:13,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:13,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:14,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:14,094 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:14,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:14,359 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:14,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14 WrapperNode [2020-07-21 12:51:14,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:14,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:14,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:14,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:14,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... [2020-07-21 12:51:14,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:14,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:14,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:14,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:14,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 12:51:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:15,560 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:15,560 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:15,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:15 BoogieIcfgContainer [2020-07-21 12:51:15,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:15,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:15,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:15,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:15,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:13" (1/3) ... [2020-07-21 12:51:15,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c651427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:15, skipping insertion in model container [2020-07-21 12:51:15,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:14" (2/3) ... [2020-07-21 12:51:15,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c651427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:15, skipping insertion in model container [2020-07-21 12:51:15,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:15" (3/3) ... [2020-07-21 12:51:15,575 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2020-07-21 12:51:15,586 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:15,595 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:15,610 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:15,636 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:15,637 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:15,637 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:15,637 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:15,637 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:15,638 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:15,638 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:15,638 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-07-21 12:51:15,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:15,671 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:15,672 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] [2020-07-21 12:51:15,673 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:15,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:15,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1920161495, now seen corresponding path program 1 times [2020-07-21 12:51:15,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:15,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [495663611] [2020-07-21 12:51:15,689 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,093 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:16,093 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:16,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:16,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:16,138 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:16,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [495663611] [2020-07-21 12:51:16,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:16,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:16,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038870802] [2020-07-21 12:51:16,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:16,146 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:16,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:16,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:16,163 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2020-07-21 12:51:16,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:16,205 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2020-07-21 12:51:16,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:16,206 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:16,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:16,223 INFO L225 Difference]: With dead ends: 252 [2020-07-21 12:51:16,223 INFO L226 Difference]: Without dead ends: 128 [2020-07-21 12:51:16,232 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:16,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-21 12:51:16,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-07-21 12:51:16,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-21 12:51:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-07-21 12:51:16,297 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2020-07-21 12:51:16,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:16,298 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-07-21 12:51:16,298 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-07-21 12:51:16,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:16,302 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:16,302 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:16,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,505 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:16,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:16,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1183327725, now seen corresponding path program 1 times [2020-07-21 12:51:16,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:16,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [150700883] [2020-07-21 12:51:16,508 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,894 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:16,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:16,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:16,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:16,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:16,939 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [150700883] [2020-07-21 12:51:16,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:16,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:16,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533620347] [2020-07-21 12:51:16,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:16,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:16,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:16,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,942 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2020-07-21 12:51:16,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:16,966 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2020-07-21 12:51:16,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:16,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:16,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:16,969 INFO L225 Difference]: With dead ends: 197 [2020-07-21 12:51:16,970 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 12:51:16,971 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 12:51:16,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 12:51:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 12:51:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-21 12:51:16,985 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2020-07-21 12:51:16,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:16,986 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-21 12:51:16,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-21 12:51:16,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 12:51:16,988 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:16,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:17,201 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,202 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:17,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:17,203 INFO L82 PathProgramCache]: Analyzing trace with hash -2053206438, now seen corresponding path program 1 times [2020-07-21 12:51:17,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:17,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [570240935] [2020-07-21 12:51:17,205 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,503 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:17,503 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:17,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:51:17,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:17,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:17,537 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:17,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [570240935] [2020-07-21 12:51:17,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:17,538 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:17,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398002378] [2020-07-21 12:51:17,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:17,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:17,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:17,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:17,540 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-21 12:51:17,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:17,566 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2020-07-21 12:51:17,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:17,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 12:51:17,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:17,568 INFO L225 Difference]: With dead ends: 210 [2020-07-21 12:51:17,568 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 12:51:17,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:17,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 12:51:17,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 12:51:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 12:51:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2020-07-21 12:51:17,583 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2020-07-21 12:51:17,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:17,584 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2020-07-21 12:51:17,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2020-07-21 12:51:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 12:51:17,587 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:17,587 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:17,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,802 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:17,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:17,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1469392380, now seen corresponding path program 1 times [2020-07-21 12:51:17,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:17,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [572549712] [2020-07-21 12:51:17,803 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,220 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:18,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:18,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:18,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:18,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:18,302 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [572549712] [2020-07-21 12:51:18,302 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:18,302 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:18,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179881944] [2020-07-21 12:51:18,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:18,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:18,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:18,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:18,305 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 6 states. [2020-07-21 12:51:18,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:18,525 INFO L93 Difference]: Finished difference Result 176 states and 210 transitions. [2020-07-21 12:51:18,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:18,530 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 12:51:18,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:18,531 INFO L225 Difference]: With dead ends: 176 [2020-07-21 12:51:18,531 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:18,534 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:18,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:18,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:18,535 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 12:51:18,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:18,536 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:18,536 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:18,536 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:18,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:19,595 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:19,595 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:19,595 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:19,596 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 930 936) the Hoare annotation is: true [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 930 936) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 937 945) no Hoare annotation was computed. [2020-07-21 12:51:19,597 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 937 945) the Hoare annotation is: true [2020-07-21 12:51:19,597 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 937 945) no Hoare annotation was computed. [2020-07-21 12:51:19,598 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,598 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2020-07-21 12:51:19,598 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,598 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,598 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-07-21 12:51:19,598 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2020-07-21 12:51:19,598 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-21 12:51:19,599 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,599 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,599 INFO L264 CegarLoopResult]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,599 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2020-07-21 12:51:19,599 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-21 12:51:19,599 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-21 12:51:19,599 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 12:51:19,600 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-21 12:51:19,601 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 634 642) no Hoare annotation was computed. [2020-07-21 12:51:19,602 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 634 642) the Hoare annotation is: true [2020-07-21 12:51:19,602 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 634 642) no Hoare annotation was computed. [2020-07-21 12:51:19,602 INFO L268 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-07-21 12:51:19,602 INFO L271 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: true [2020-07-21 12:51:19,602 INFO L268 CegarLoopResult]: For program point L688-2(lines 688 692) no Hoare annotation was computed. [2020-07-21 12:51:19,602 INFO L268 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-07-21 12:51:19,602 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 679 697) the Hoare annotation is: true [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 679 697) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 679 697) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point L673(line 673) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point L662(lines 662 670) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 643 678) no Hoare annotation was computed. [2020-07-21 12:51:19,603 INFO L268 CegarLoopResult]: For program point L650(lines 650 658) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 643 678) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 643 678) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 923 929) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 923 929) the Hoare annotation is: true [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:19,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:19,605 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,606 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,606 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2020-07-21 12:51:19,606 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2020-07-21 12:51:19,606 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 623 633) the Hoare annotation is: true [2020-07-21 12:51:19,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 623 633) no Hoare annotation was computed. [2020-07-21 12:51:19,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 623 633) no Hoare annotation was computed. [2020-07-21 12:51:19,606 INFO L271 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: true [2020-07-21 12:51:19,607 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-07-21 12:51:19,607 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 615 622) the Hoare annotation is: true [2020-07-21 12:51:19,607 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2020-07-21 12:51:19,607 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 615 622) no Hoare annotation was computed. [2020-07-21 12:51:19,607 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,607 INFO L268 CegarLoopResult]: For program point L601-1(lines 582 606) no Hoare annotation was computed. [2020-07-21 12:51:19,607 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 582 606) no Hoare annotation was computed. [2020-07-21 12:51:19,608 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,608 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 582 606) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,608 INFO L264 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,608 INFO L268 CegarLoopResult]: For program point L590(lines 590 598) no Hoare annotation was computed. [2020-07-21 12:51:19,608 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,608 INFO L268 CegarLoopResult]: For program point L588-1(line 588) no Hoare annotation was computed. [2020-07-21 12:51:19,609 INFO L268 CegarLoopResult]: For program point L586(lines 586 603) no Hoare annotation was computed. [2020-07-21 12:51:19,609 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 548 554) no Hoare annotation was computed. [2020-07-21 12:51:19,609 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 548 554) the Hoare annotation is: true [2020-07-21 12:51:19,609 INFO L268 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-07-21 12:51:19,609 INFO L268 CegarLoopResult]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2020-07-21 12:51:19,609 INFO L264 CegarLoopResult]: At program point testENTRY(lines 707 772) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,609 INFO L264 CegarLoopResult]: At program point L762(lines 717 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,610 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,610 INFO L268 CegarLoopResult]: For program point L727(lines 727 733) no Hoare annotation was computed. [2020-07-21 12:51:19,610 INFO L268 CegarLoopResult]: For program point testFINAL(lines 707 772) no Hoare annotation was computed. [2020-07-21 12:51:19,610 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 733) no Hoare annotation was computed. [2020-07-21 12:51:19,610 INFO L268 CegarLoopResult]: For program point L719(lines 719 723) no Hoare annotation was computed. [2020-07-21 12:51:19,610 INFO L264 CegarLoopResult]: At program point L765(lines 716 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,610 INFO L268 CegarLoopResult]: For program point L755(lines 755 759) no Hoare annotation was computed. [2020-07-21 12:51:19,611 INFO L264 CegarLoopResult]: At program point L755-2(lines 747 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,611 INFO L268 CegarLoopResult]: For program point L718(lines 717 764) no Hoare annotation was computed. [2020-07-21 12:51:19,611 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,611 INFO L268 CegarLoopResult]: For program point L747(lines 747 760) no Hoare annotation was computed. [2020-07-21 12:51:19,642 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,642 INFO L268 CegarLoopResult]: For program point testEXIT(lines 707 772) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:19,643 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 902 910) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 902 910) the Hoare annotation is: true [2020-07-21 12:51:19,644 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 902 910) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L268 CegarLoopResult]: For program point L802-1(line 802) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L268 CegarLoopResult]: For program point L800(lines 800 817) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L268 CegarLoopResult]: For program point L800-1(lines 792 820) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-07-21 12:51:19,644 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-07-21 12:51:19,644 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 792 820) the Hoare annotation is: true [2020-07-21 12:51:19,645 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point L804(lines 804 814) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 792 820) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L271 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: true [2020-07-21 12:51:19,645 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 784 791) the Hoare annotation is: true [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 784 791) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 784 791) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 870 892) no Hoare annotation was computed. [2020-07-21 12:51:19,645 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 870 892) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 870 892) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 12:51:19,646 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 913 922) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 913 922) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 913 922) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 607 614) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 607 614) no Hoare annotation was computed. [2020-07-21 12:51:19,647 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 607 614) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 893 901) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 893 901) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 893 901) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 849 860) the Hoare annotation is: true [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 849 860) no Hoare annotation was computed. [2020-07-21 12:51:19,648 INFO L268 CegarLoopResult]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2020-07-21 12:51:19,649 INFO L264 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,649 INFO L264 CegarLoopResult]: At program point L535(lines 535 541) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,649 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,649 INFO L268 CegarLoopResult]: For program point L528(lines 527 546) no Hoare annotation was computed. [2020-07-21 12:51:19,649 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 524 547) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,649 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 524 547) no Hoare annotation was computed. [2020-07-21 12:51:19,649 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 524 547) no Hoare annotation was computed. [2020-07-21 12:51:19,650 INFO L271 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2020-07-21 12:51:19,650 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2020-07-21 12:51:19,650 INFO L271 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: true [2020-07-21 12:51:19,650 INFO L268 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-07-21 12:51:19,650 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2020-07-21 12:51:19,650 INFO L271 CegarLoopResult]: At program point L433(lines 408 437) the Hoare annotation is: true [2020-07-21 12:51:19,650 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-07-21 12:51:19,650 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-07-21 12:51:19,651 INFO L271 CegarLoopResult]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2020-07-21 12:51:19,651 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-21 12:51:19,651 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 861 869) the Hoare annotation is: true [2020-07-21 12:51:19,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 861 869) no Hoare annotation was computed. [2020-07-21 12:51:19,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 861 869) no Hoare annotation was computed. [2020-07-21 12:51:19,651 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 825 836) the Hoare annotation is: true [2020-07-21 12:51:19,651 INFO L268 CegarLoopResult]: For program point L829-1(lines 825 836) no Hoare annotation was computed. [2020-07-21 12:51:19,652 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 825 836) no Hoare annotation was computed. [2020-07-21 12:51:19,652 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2020-07-21 12:51:19,652 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2020-07-21 12:51:19,652 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,652 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:19,652 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:19,652 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:19,652 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 698 705) no Hoare annotation was computed. [2020-07-21 12:51:19,653 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 698 705) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:19,653 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 698 705) no Hoare annotation was computed. [2020-07-21 12:51:19,653 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 837 848) no Hoare annotation was computed. [2020-07-21 12:51:19,653 INFO L268 CegarLoopResult]: For program point L841-1(lines 837 848) no Hoare annotation was computed. [2020-07-21 12:51:19,653 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 837 848) the Hoare annotation is: true [2020-07-21 12:51:19,653 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 774 781) no Hoare annotation was computed. [2020-07-21 12:51:19,654 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 778) no Hoare annotation was computed. [2020-07-21 12:51:19,654 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 774 781) the Hoare annotation is: true [2020-07-21 12:51:19,654 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 774 781) no Hoare annotation was computed. [2020-07-21 12:51:19,654 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,654 INFO L268 CegarLoopResult]: For program point L575-1(lines 556 580) no Hoare annotation was computed. [2020-07-21 12:51:19,654 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 556 580) no Hoare annotation was computed. [2020-07-21 12:51:19,654 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 556 580) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:19,655 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,655 INFO L264 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,655 INFO L268 CegarLoopResult]: For program point L564(lines 564 572) no Hoare annotation was computed. [2020-07-21 12:51:19,655 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:19,655 INFO L268 CegarLoopResult]: For program point L562-1(line 562) no Hoare annotation was computed. [2020-07-21 12:51:19,655 INFO L268 CegarLoopResult]: For program point L560(lines 560 577) no Hoare annotation was computed. [2020-07-21 12:51:19,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:19 BoogieIcfgContainer [2020-07-21 12:51:19,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:19,674 INFO L168 Benchmark]: Toolchain (without parser) took 6050.62 ms. Allocated memory was 137.9 MB in the beginning and 292.6 MB in the end (delta: 154.7 MB). Free memory was 101.9 MB in the beginning and 253.9 MB in the end (delta: -152.0 MB). Peak memory consumption was 127.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,675 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.13 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 101.5 MB in the beginning and 167.2 MB in the end (delta: -65.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,677 INFO L168 Benchmark]: Boogie Preprocessor took 92.22 ms. Allocated memory is still 199.2 MB. Free memory was 167.2 MB in the beginning and 163.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,678 INFO L168 Benchmark]: RCFGBuilder took 1113.23 ms. Allocated memory was 199.2 MB in the beginning and 232.3 MB in the end (delta: 33.0 MB). Free memory was 163.0 MB in the beginning and 193.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,679 INFO L168 Benchmark]: TraceAbstraction took 4103.80 ms. Allocated memory was 232.3 MB in the beginning and 292.6 MB in the end (delta: 60.3 MB). Free memory was 191.5 MB in the beginning and 253.9 MB in the end (delta: -62.4 MB). Peak memory consumption was 122.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:19,683 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.13 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 101.5 MB in the beginning and 167.2 MB in the end (delta: -65.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.22 ms. Allocated memory is still 199.2 MB. Free memory was 167.2 MB in the beginning and 163.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1113.23 ms. Allocated memory was 199.2 MB in the beginning and 232.3 MB in the end (delta: 33.0 MB). Free memory was 163.0 MB in the beginning and 193.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4103.80 ms. Allocated memory was 232.3 MB in the beginning and 292.6 MB in the end (delta: 60.3 MB). Free memory was 191.5 MB in the beginning and 253.9 MB in the end (delta: -62.4 MB). Peak memory consumption was 122.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 233 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 524 SDtfs, 181 SDslu, 340 SDs, 0 SdLazy, 60 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 228 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 226 PreInvPairs, 234 NumberOfFragments, 451 HoareAnnotationTreeSize, 226 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 227 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 230 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 20908 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2789 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...