/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_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:50:25,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:50:25,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:50:25,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:50:25,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:50:25,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:50:25,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:50:25,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:50:25,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:50:25,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:50:25,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:50:25,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:50:25,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:50:25,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:50:25,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:50:25,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:50:25,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:50:25,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:50:25,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:50:25,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:50:25,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:50:25,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:50:25,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:50:25,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:50:25,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:50:25,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:50:25,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:50:25,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:50:25,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:50:25,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:50:25,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:50:25,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:50:25,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:50:25,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:50:25,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:50:25,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:50:25,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:50:25,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:50:25,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:50:25,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:50:25,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:50:25,429 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 12:50:25,464 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:50:25,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:50:25,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:50:25,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:50:25,468 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:50:25,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:50:25,468 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:50:25,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:50:25,469 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:50:25,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:50:25,470 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:50:25,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:50:25,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:50:25,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:50:25,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:50:25,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:50:25,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:25,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:50:25,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:50:25,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:50:25,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:50:25,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:25,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:50:25,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:50:25,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> 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 12:50:25,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:50:25,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:50:25,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:50:25,790 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:50:25,791 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:50:25,791 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-07-21 12:50:25,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c74d7998/ece0bceca52841ec8db434ea3177ebb9/FLAG8ccc7defc [2020-07-21 12:50:26,405 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:50:26,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-07-21 12:50:26,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c74d7998/ece0bceca52841ec8db434ea3177ebb9/FLAG8ccc7defc [2020-07-21 12:50:26,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c74d7998/ece0bceca52841ec8db434ea3177ebb9 [2020-07-21 12:50:26,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:50:26,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:50:26,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:26,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:50:26,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:50:26,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:26" (1/1) ... [2020-07-21 12:50:26,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8c97cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:26, skipping insertion in model container [2020-07-21 12:50:26,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:26" (1/1) ... [2020-07-21 12:50:26,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:50:26,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:50:27,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:27,279 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:50:27,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:27,427 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:50:27,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27 WrapperNode [2020-07-21 12:50:27,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:27,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:50:27,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:50:27,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:50:27,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (1/1) ... [2020-07-21 12:50:27,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:50:27,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:50:27,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:50:27,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:50:27,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (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 12:50:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:50:27,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:50:27,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:50:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:50:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:50:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:50:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:50:27,592 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:50:27,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:27,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:50:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:50:27,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:50:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:50:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:50:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:50:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:50:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:50:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:50:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:50:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:50:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:50:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:50:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:50:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:50:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:50:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:50:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:50:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:50:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:50:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:50:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:50:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:50:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:50:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:50:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:50:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:50:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:50:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:50:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:50:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:50:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:50:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:50:28,728 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:50:28,729 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:50:28,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:28 BoogieIcfgContainer [2020-07-21 12:50:28,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:50:28,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:50:28,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:50:28,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:50:28,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:50:26" (1/3) ... [2020-07-21 12:50:28,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfd9787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:28, skipping insertion in model container [2020-07-21 12:50:28,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:27" (2/3) ... [2020-07-21 12:50:28,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfd9787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:28, skipping insertion in model container [2020-07-21 12:50:28,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:28" (3/3) ... [2020-07-21 12:50:28,748 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-07-21 12:50:28,759 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:50:28,769 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:50:28,779 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:50:28,800 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:50:28,800 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:50:28,800 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:50:28,800 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:50:28,800 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:50:28,800 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:50:28,800 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:50:28,800 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:50:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-07-21 12:50:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 12:50:28,833 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:28,834 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:28,835 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:28,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:28,841 INFO L82 PathProgramCache]: Analyzing trace with hash 516418904, now seen corresponding path program 1 times [2020-07-21 12:50:28,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:28,849 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022648349] [2020-07-21 12:50:28,850 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 12:50:29,246 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:29,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:29,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:50:29,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:29,290 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 12:50:29,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:29,291 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022648349] [2020-07-21 12:50:29,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:29,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:50:29,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141374726] [2020-07-21 12:50:29,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:50:29,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:29,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:50:29,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:29,315 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2020-07-21 12:50:29,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:29,356 INFO L93 Difference]: Finished difference Result 250 states and 315 transitions. [2020-07-21 12:50:29,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:50:29,358 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 12:50:29,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:29,370 INFO L225 Difference]: With dead ends: 250 [2020-07-21 12:50:29,370 INFO L226 Difference]: Without dead ends: 125 [2020-07-21 12:50:29,375 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:29,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-21 12:50:29,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-07-21 12:50:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-21 12:50:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 149 transitions. [2020-07-21 12:50:29,429 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 149 transitions. Word has length 46 [2020-07-21 12:50:29,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:29,430 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 149 transitions. [2020-07-21 12:50:29,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:50:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 149 transitions. [2020-07-21 12:50:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 12:50:29,434 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:29,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:29,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:29,649 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:29,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:29,650 INFO L82 PathProgramCache]: Analyzing trace with hash -104358884, now seen corresponding path program 1 times [2020-07-21 12:50:29,651 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:29,651 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1710673401] [2020-07-21 12:50:29,651 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 12:50:30,026 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:30,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:30,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:30,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:30,069 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 12:50:30,069 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:30,070 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1710673401] [2020-07-21 12:50:30,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:30,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:30,071 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121262964] [2020-07-21 12:50:30,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:30,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:30,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:30,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:30,074 INFO L87 Difference]: Start difference. First operand 125 states and 149 transitions. Second operand 3 states. [2020-07-21 12:50:30,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:30,096 INFO L93 Difference]: Finished difference Result 193 states and 229 transitions. [2020-07-21 12:50:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:30,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 12:50:30,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:30,100 INFO L225 Difference]: With dead ends: 193 [2020-07-21 12:50:30,100 INFO L226 Difference]: Without dead ends: 116 [2020-07-21 12:50:30,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:30,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-21 12:50:30,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-07-21 12:50:30,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-21 12:50:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 137 transitions. [2020-07-21 12:50:30,124 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 137 transitions. Word has length 47 [2020-07-21 12:50:30,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:30,124 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 137 transitions. [2020-07-21 12:50:30,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2020-07-21 12:50:30,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:50:30,127 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:30,127 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 12:50:30,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:30,344 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:30,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:30,345 INFO L82 PathProgramCache]: Analyzing trace with hash -713962624, now seen corresponding path program 1 times [2020-07-21 12:50:30,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:30,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311312909] [2020-07-21 12:50:30,347 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 12:50:30,652 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:30,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:30,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:50:30,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:30,692 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 12:50:30,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:30,693 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311312909] [2020-07-21 12:50:30,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:30,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:30,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220765492] [2020-07-21 12:50:30,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:30,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:30,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:30,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:30,696 INFO L87 Difference]: Start difference. First operand 116 states and 137 transitions. Second operand 3 states. [2020-07-21 12:50:30,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:30,727 INFO L93 Difference]: Finished difference Result 298 states and 363 transitions. [2020-07-21 12:50:30,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:30,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-21 12:50:30,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:30,732 INFO L225 Difference]: With dead ends: 298 [2020-07-21 12:50:30,732 INFO L226 Difference]: Without dead ends: 206 [2020-07-21 12:50:30,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 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 12:50:30,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-07-21 12:50:30,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 202. [2020-07-21 12:50:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-07-21 12:50:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 245 transitions. [2020-07-21 12:50:30,767 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 245 transitions. Word has length 51 [2020-07-21 12:50:30,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:30,768 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 245 transitions. [2020-07-21 12:50:30,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:30,768 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 245 transitions. [2020-07-21 12:50:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 12:50:30,771 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:30,771 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 12:50:30,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:30,985 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:30,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:30,985 INFO L82 PathProgramCache]: Analyzing trace with hash -874963746, now seen corresponding path program 1 times [2020-07-21 12:50:30,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:30,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [506390421] [2020-07-21 12:50:30,987 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 12:50:31,441 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:31,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:31,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:50:31,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:31,516 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 12:50:31,517 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:31,517 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [506390421] [2020-07-21 12:50:31,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:31,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:31,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827072921] [2020-07-21 12:50:31,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:31,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:31,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:31,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:31,520 INFO L87 Difference]: Start difference. First operand 202 states and 245 transitions. Second operand 6 states. [2020-07-21 12:50:31,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:31,786 INFO L93 Difference]: Finished difference Result 547 states and 683 transitions. [2020-07-21 12:50:31,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:31,787 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-21 12:50:31,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:31,792 INFO L225 Difference]: With dead ends: 547 [2020-07-21 12:50:31,792 INFO L226 Difference]: Without dead ends: 369 [2020-07-21 12:50:31,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:50:31,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2020-07-21 12:50:31,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 365. [2020-07-21 12:50:31,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2020-07-21 12:50:31,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 448 transitions. [2020-07-21 12:50:31,840 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 448 transitions. Word has length 57 [2020-07-21 12:50:31,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:31,841 INFO L479 AbstractCegarLoop]: Abstraction has 365 states and 448 transitions. [2020-07-21 12:50:31,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 448 transitions. [2020-07-21 12:50:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 12:50:31,852 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:31,852 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:32,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:32,054 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:32,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:32,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1810482146, now seen corresponding path program 1 times [2020-07-21 12:50:32,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:32,058 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1341804512] [2020-07-21 12:50:32,059 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:32,414 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:32,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:32,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:50:32,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:32,458 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 12:50:32,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:32,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1341804512] [2020-07-21 12:50:32,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:32,459 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:32,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251953732] [2020-07-21 12:50:32,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:32,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:32,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:32,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:32,461 INFO L87 Difference]: Start difference. First operand 365 states and 448 transitions. Second operand 6 states. [2020-07-21 12:50:32,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:32,641 INFO L93 Difference]: Finished difference Result 575 states and 722 transitions. [2020-07-21 12:50:32,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:50:32,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-21 12:50:32,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:32,642 INFO L225 Difference]: With dead ends: 575 [2020-07-21 12:50:32,643 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:50:32,645 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 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 12:50:32,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:50:32,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:50:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:50:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:50:32,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-21 12:50:32,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:32,646 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:50:32,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:50:32,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:50:32,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:32,853 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:50:33,732 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-07-21 12:50:33,732 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-07-21 12:50:33,732 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-07-21 12:50:33,732 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-07-21 12:50:33,733 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-07-21 12:50:33,734 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-07-21 12:50:33,735 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 256 262) the Hoare annotation is: true [2020-07-21 12:50:33,735 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 256 262) no Hoare annotation was computed. [2020-07-21 12:50:33,735 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 263 271) no Hoare annotation was computed. [2020-07-21 12:50:33,735 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 263 271) the Hoare annotation is: true [2020-07-21 12:50:33,735 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 263 271) no Hoare annotation was computed. [2020-07-21 12:50:33,736 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:50:33,736 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-21 12:50:33,737 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,737 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,737 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,737 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,738 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-21 12:50:33,738 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-21 12:50:33,738 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,739 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,739 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:50:33,739 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:33,739 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 12:50:33,739 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:33,739 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 12:50:33,740 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:50:33,740 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 12:50:33,740 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 12:50:33,740 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 12:50:33,740 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 12:50:33,742 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 12:50:33,742 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 12:50:33,742 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 12:50:33,745 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 12:50:33,745 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 12:50:33,745 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 12:50:33,745 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 12:50:33,745 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 12:50:33,746 INFO L264 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,746 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,746 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-07-21 12:50:33,746 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,746 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-07-21 12:50:33,746 INFO L268 CegarLoopResult]: For program point L343(lines 343 360) no Hoare annotation was computed. [2020-07-21 12:50:33,747 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 339 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,747 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 339 363) no Hoare annotation was computed. [2020-07-21 12:50:33,747 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,748 INFO L268 CegarLoopResult]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2020-07-21 12:50:33,748 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 498 512) no Hoare annotation was computed. [2020-07-21 12:50:33,748 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,748 INFO L268 CegarLoopResult]: For program point L502(lines 502 508) no Hoare annotation was computed. [2020-07-21 12:50:33,748 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 498 512) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 12:50:33,748 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 498 512) no Hoare annotation was computed. [2020-07-21 12:50:33,749 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2020-07-21 12:50:33,749 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2020-07-21 12:50:33,751 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2020-07-21 12:50:33,752 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2020-07-21 12:50:33,753 INFO L268 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-07-21 12:50:33,753 INFO L271 CegarLoopResult]: At program point L486(line 486) the Hoare annotation is: true [2020-07-21 12:50:33,753 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-07-21 12:50:33,753 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2020-07-21 12:50:33,753 INFO L268 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-07-21 12:50:33,753 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point L462(lines 462 470) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2020-07-21 12:50:33,754 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2020-07-21 12:50:33,755 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2020-07-21 12:50:33,755 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-07-21 12:50:33,755 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 249 255) no Hoare annotation was computed. [2020-07-21 12:50:33,756 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 249 255) the Hoare annotation is: true [2020-07-21 12:50:33,756 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-07-21 12:50:33,756 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-07-21 12:50:33,756 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-07-21 12:50:33,756 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-07-21 12:50:33,756 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-07-21 12:50:33,757 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-07-21 12:50:33,757 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-07-21 12:50:33,757 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-07-21 12:50:33,757 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-07-21 12:50:33,757 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,758 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-21 12:50:33,758 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-21 12:50:33,758 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 423 433) the Hoare annotation is: true [2020-07-21 12:50:33,758 INFO L271 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: true [2020-07-21 12:50:33,758 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-21 12:50:33,758 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2020-07-21 12:50:33,758 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2020-07-21 12:50:33,759 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: true [2020-07-21 12:50:33,759 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2020-07-21 12:50:33,759 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2020-07-21 12:50:33,759 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,759 INFO L268 CegarLoopResult]: For program point L384-1(lines 365 389) no Hoare annotation was computed. [2020-07-21 12:50:33,759 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,760 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,760 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 365 389) no Hoare annotation was computed. [2020-07-21 12:50:33,760 INFO L268 CegarLoopResult]: For program point L373(lines 373 381) no Hoare annotation was computed. [2020-07-21 12:50:33,760 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 365 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,760 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,760 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-07-21 12:50:33,761 INFO L268 CegarLoopResult]: For program point L369(lines 369 386) no Hoare annotation was computed. [2020-07-21 12:50:33,761 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2020-07-21 12:50:33,761 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2020-07-21 12:50:33,761 INFO L264 CegarLoopResult]: At program point testENTRY(lines 514 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,761 INFO L264 CegarLoopResult]: At program point L572(lines 523 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,761 INFO L268 CegarLoopResult]: For program point testFINAL(lines 514 579) no Hoare annotation was computed. [2020-07-21 12:50:33,762 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,762 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-07-21 12:50:33,762 INFO L264 CegarLoopResult]: At program point L560-1(lines 554 567) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,762 INFO L268 CegarLoopResult]: For program point L525(lines 524 571) no Hoare annotation was computed. [2020-07-21 12:50:33,762 INFO L268 CegarLoopResult]: For program point L554(lines 554 567) no Hoare annotation was computed. [2020-07-21 12:50:33,763 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,763 INFO L268 CegarLoopResult]: For program point L544(lines 544 550) no Hoare annotation was computed. [2020-07-21 12:50:33,763 INFO L268 CegarLoopResult]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2020-07-21 12:50:33,763 INFO L264 CegarLoopResult]: At program point L569(lines 524 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,763 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:33,763 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point testEXIT(lines 514 579) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-07-21 12:50:33,764 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 390 397) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 390 397) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 390 397) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 228 236) no Hoare annotation was computed. [2020-07-21 12:50:33,765 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 228 236) the Hoare annotation is: true [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 228 236) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 196 218) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 196 218) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 196 218) no Hoare annotation was computed. [2020-07-21 12:50:33,766 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 239 248) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 239 248) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 239 248) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-07-21 12:50:33,767 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-07-21 12:50:33,768 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-21 12:50:33,769 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-07-21 12:50:33,769 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-07-21 12:50:33,769 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 398 414) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 398 414) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point L409-1(lines 398 414) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-07-21 12:50:33,770 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 219 227) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 219 227) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 219 227) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 175 186) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 175 186) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,771 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,772 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,772 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,772 INFO L264 CegarLoopResult]: At program point L318(lines 318 324) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,772 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:50:33,772 INFO L268 CegarLoopResult]: For program point L311(lines 310 329) no Hoare annotation was computed. [2020-07-21 12:50:33,773 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,773 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2020-07-21 12:50:33,774 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2020-07-21 12:50:33,774 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 12:50:33,774 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 12:50:33,774 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 12:50:33,774 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 12:50:33,774 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 12:50:33,774 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 12:50:33,775 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 12:50:33,775 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 12:50:33,775 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 12:50:33,775 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 12:50:33,775 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 187 195) the Hoare annotation is: true [2020-07-21 12:50:33,775 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 187 195) no Hoare annotation was computed. [2020-07-21 12:50:33,776 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 187 195) no Hoare annotation was computed. [2020-07-21 12:50:33,776 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 151 162) the Hoare annotation is: true [2020-07-21 12:50:33,776 INFO L268 CegarLoopResult]: For program point L155-1(lines 151 162) no Hoare annotation was computed. [2020-07-21 12:50:33,776 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 151 162) no Hoare annotation was computed. [2020-07-21 12:50:33,777 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 12:50:33,777 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 12:50:33,777 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,777 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:50:33,777 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:33,777 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:33,777 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 163 174) no Hoare annotation was computed. [2020-07-21 12:50:33,777 INFO L268 CegarLoopResult]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2020-07-21 12:50:33,778 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 163 174) the Hoare annotation is: true [2020-07-21 12:50:33,778 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-07-21 12:50:33,778 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-07-21 12:50:33,778 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-07-21 12:50:33,778 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-07-21 12:50:33,778 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:50:33,778 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-07-21 12:50:33,779 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:33,779 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2020-07-21 12:50:33,779 INFO L268 CegarLoopResult]: For program point L285-1(line 285) no Hoare annotation was computed. [2020-07-21 12:50:33,779 INFO L268 CegarLoopResult]: For program point L283(lines 283 296) no Hoare annotation was computed. [2020-07-21 12:50:33,779 INFO L268 CegarLoopResult]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2020-07-21 12:50:33,779 INFO L271 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: true [2020-07-21 12:50:33,779 INFO L268 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-07-21 12:50:33,779 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2020-07-21 12:50:33,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:50:33 BoogieIcfgContainer [2020-07-21 12:50:33,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:50:33,810 INFO L168 Benchmark]: Toolchain (without parser) took 7076.20 ms. Allocated memory was 144.2 MB in the beginning and 291.0 MB in the end (delta: 146.8 MB). Free memory was 100.6 MB in the beginning and 109.4 MB in the end (delta: -8.8 MB). Peak memory consumption was 138.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,816 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.36 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 100.4 MB in the beginning and 169.1 MB in the end (delta: -68.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,818 INFO L168 Benchmark]: Boogie Preprocessor took 92.71 ms. Allocated memory is still 202.9 MB. Free memory was 169.1 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,819 INFO L168 Benchmark]: RCFGBuilder took 1216.80 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 195.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,822 INFO L168 Benchmark]: TraceAbstraction took 5066.92 ms. Allocated memory was 234.4 MB in the beginning and 291.0 MB in the end (delta: 56.6 MB). Free memory was 195.1 MB in the beginning and 109.4 MB in the end (delta: 85.7 MB). Peak memory consumption was 142.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:33,835 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 144.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.36 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 100.4 MB in the beginning and 169.1 MB in the end (delta: -68.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.71 ms. Allocated memory is still 202.9 MB. Free memory was 169.1 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1216.80 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 195.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5066.92 ms. Allocated memory was 234.4 MB in the beginning and 291.0 MB in the end (delta: 56.6 MB). Free memory was 195.1 MB in the beginning and 109.4 MB in the end (delta: 85.7 MB). Peak memory consumption was 142.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: 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: 524]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 705 SDtfs, 266 SDslu, 926 SDs, 0 SdLazy, 134 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=365occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 508 PreInvPairs, 537 NumberOfFragments, 466 HoareAnnotationTreeSize, 508 FomulaSimplifications, 170 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 59 FomulaSimplificationsInter, 1240 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 24853 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3317 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...