/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 4 -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 [2020-07-20 13:00:42,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:00:42,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:00:42,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:00:42,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:00:42,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:00:42,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:00:42,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:00:42,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:00:42,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:00:42,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:00:42,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:00:42,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:00:42,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:00:42,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:00:42,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:00:42,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:00:42,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:00:42,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:00:42,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:00:42,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:00:42,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:00:42,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:00:42,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:00:42,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:00:42,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:00:42,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:00:42,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:00:42,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:00:42,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:00:42,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:00:42,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:00:42,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:00:42,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:00:42,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:00:42,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:00:42,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:00:42,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:00:42,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:00:42,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:00:42,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:00:42,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 13:00:42,605 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:00:42,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:00:42,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:00:42,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:00:42,608 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:00:42,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:00:42,608 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:00:42,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:00:42,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:00:42,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:00:42,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:00:42,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:00:42,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:00:42,610 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:00:42,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:00:42,610 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:00:42,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:00:42,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:00:42,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:00:42,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:00:42,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:00:42,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:42,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:00:42,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:00:42,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:00:42,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:00:42,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:42,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:00:42,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:00:42,613 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 -> 4 [2020-07-20 13:00:42,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:00:42,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:00:42,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:00:42,897 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:00:42,897 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:00:42,898 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-07-20 13:00:42,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1840db/a540030af5f54e54bca80f3588c284fe/FLAGc8186545f [2020-07-20 13:00:43,483 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:00:43,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-07-20 13:00:43,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1840db/a540030af5f54e54bca80f3588c284fe/FLAGc8186545f [2020-07-20 13:00:43,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1840db/a540030af5f54e54bca80f3588c284fe [2020-07-20 13:00:43,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:00:43,779 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:00:43,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:43,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:00:43,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:00:43,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:43" (1/1) ... [2020-07-20 13:00:43,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1d3ba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:43, skipping insertion in model container [2020-07-20 13:00:43,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:43" (1/1) ... [2020-07-20 13:00:43,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:00:43,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:00:44,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:44,271 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:00:44,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:44,390 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:00:44,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44 WrapperNode [2020-07-20 13:00:44,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:44,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:00:44,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:00:44,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:00:44,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... [2020-07-20 13:00:44,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:00:44,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:00:44,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:00:44,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:00:44,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:00:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:00:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:00:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:00:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:00:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:00:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:00:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:00:44,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:00:44,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:00:44,548 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:00:44,548 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:00:44,548 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:00:44,549 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:00:44,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:00:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:00:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:00:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:00:45,569 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:00:45,569 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:00:45,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:45 BoogieIcfgContainer [2020-07-20 13:00:45,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:00:45,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:00:45,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:00:45,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:00:45,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:00:43" (1/3) ... [2020-07-20 13:00:45,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f26124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:45, skipping insertion in model container [2020-07-20 13:00:45,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:44" (2/3) ... [2020-07-20 13:00:45,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f26124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:45, skipping insertion in model container [2020-07-20 13:00:45,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:45" (3/3) ... [2020-07-20 13:00:45,587 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-07-20 13:00:45,597 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:00:45,606 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:00:45,619 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:00:45,640 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:00:45,640 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:00:45,640 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:00:45,640 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:00:45,640 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:00:45,640 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:00:45,641 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:00:45,641 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:00:45,662 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-07-20 13:00:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 13:00:45,672 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:45,673 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:45,673 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:45,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:45,679 INFO L82 PathProgramCache]: Analyzing trace with hash 516418904, now seen corresponding path program 1 times [2020-07-20 13:00:45,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:45,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1112418253] [2020-07-20 13:00:45,689 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:46,247 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:46,248 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:46,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:00:46,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:46,292 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:46,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1112418253] [2020-07-20 13:00:46,294 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:46,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:00:46,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447050662] [2020-07-20 13:00:46,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:00:46,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:46,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:00:46,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:46,317 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2020-07-20 13:00:46,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:46,358 INFO L93 Difference]: Finished difference Result 250 states and 315 transitions. [2020-07-20 13:00:46,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:00:46,359 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 13:00:46,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:46,372 INFO L225 Difference]: With dead ends: 250 [2020-07-20 13:00:46,372 INFO L226 Difference]: Without dead ends: 125 [2020-07-20 13:00:46,377 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:46,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-20 13:00:46,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-07-20 13:00:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-20 13:00:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 149 transitions. [2020-07-20 13:00:46,432 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 149 transitions. Word has length 46 [2020-07-20 13:00:46,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:46,433 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 149 transitions. [2020-07-20 13:00:46,433 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:00:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 149 transitions. [2020-07-20 13:00:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 13:00:46,437 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:46,437 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:46,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:46,652 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:46,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:46,653 INFO L82 PathProgramCache]: Analyzing trace with hash -104358884, now seen corresponding path program 1 times [2020-07-20 13:00:46,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:46,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532725832] [2020-07-20 13:00:46,655 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:47,106 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:47,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:47,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:47,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:47,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:47,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532725832] [2020-07-20 13:00:47,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:47,157 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:47,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900826339] [2020-07-20 13:00:47,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:47,164 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:47,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:47,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:47,165 INFO L87 Difference]: Start difference. First operand 125 states and 149 transitions. Second operand 3 states. [2020-07-20 13:00:47,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:47,202 INFO L93 Difference]: Finished difference Result 193 states and 229 transitions. [2020-07-20 13:00:47,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:47,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 13:00:47,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:47,207 INFO L225 Difference]: With dead ends: 193 [2020-07-20 13:00:47,207 INFO L226 Difference]: Without dead ends: 116 [2020-07-20 13:00:47,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:47,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-20 13:00:47,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-07-20 13:00:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-20 13:00:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 137 transitions. [2020-07-20 13:00:47,234 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 137 transitions. Word has length 47 [2020-07-20 13:00:47,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:47,234 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 137 transitions. [2020-07-20 13:00:47,234 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2020-07-20 13:00:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:00:47,242 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:47,243 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] [2020-07-20 13:00:47,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:47,458 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:47,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:47,459 INFO L82 PathProgramCache]: Analyzing trace with hash -713962624, now seen corresponding path program 1 times [2020-07-20 13:00:47,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:47,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [331924892] [2020-07-20 13:00:47,461 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:47,865 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:47,865 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:47,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:00:47,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:47,900 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:47,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [331924892] [2020-07-20 13:00:47,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:47,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:47,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332922855] [2020-07-20 13:00:47,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:47,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:47,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:47,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:47,906 INFO L87 Difference]: Start difference. First operand 116 states and 137 transitions. Second operand 3 states. [2020-07-20 13:00:47,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:47,947 INFO L93 Difference]: Finished difference Result 298 states and 363 transitions. [2020-07-20 13:00:47,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:47,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 13:00:47,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:47,951 INFO L225 Difference]: With dead ends: 298 [2020-07-20 13:00:47,951 INFO L226 Difference]: Without dead ends: 206 [2020-07-20 13:00:47,952 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 [2020-07-20 13:00:47,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-07-20 13:00:47,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 202. [2020-07-20 13:00:47,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-07-20 13:00:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 245 transitions. [2020-07-20 13:00:47,995 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 245 transitions. Word has length 51 [2020-07-20 13:00:47,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:47,995 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 245 transitions. [2020-07-20 13:00:47,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 245 transitions. [2020-07-20 13:00:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:00:48,002 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:48,002 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] [2020-07-20 13:00:48,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:48,203 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:48,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:48,204 INFO L82 PathProgramCache]: Analyzing trace with hash -874963746, now seen corresponding path program 1 times [2020-07-20 13:00:48,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:48,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013814266] [2020-07-20 13:00:48,206 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:48,643 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:48,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:48,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:00:48,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:48,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:48,694 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:48,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1013814266] [2020-07-20 13:00:48,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:48,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:48,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079545830] [2020-07-20 13:00:48,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:48,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:48,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:48,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:48,696 INFO L87 Difference]: Start difference. First operand 202 states and 245 transitions. Second operand 6 states. [2020-07-20 13:00:48,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:48,900 INFO L93 Difference]: Finished difference Result 547 states and 683 transitions. [2020-07-20 13:00:48,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:48,900 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 13:00:48,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:48,904 INFO L225 Difference]: With dead ends: 547 [2020-07-20 13:00:48,905 INFO L226 Difference]: Without dead ends: 369 [2020-07-20 13:00:48,906 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 [2020-07-20 13:00:48,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2020-07-20 13:00:48,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 365. [2020-07-20 13:00:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2020-07-20 13:00:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 448 transitions. [2020-07-20 13:00:48,934 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 448 transitions. Word has length 57 [2020-07-20 13:00:48,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:48,935 INFO L479 AbstractCegarLoop]: Abstraction has 365 states and 448 transitions. [2020-07-20 13:00:48,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 448 transitions. [2020-07-20 13:00:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-20 13:00:48,937 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:48,937 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] [2020-07-20 13:00:49,152 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:49,153 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:49,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:49,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1810482146, now seen corresponding path program 1 times [2020-07-20 13:00:49,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:49,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701397664] [2020-07-20 13:00:49,155 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:49,561 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:49,561 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:49,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:00:49,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:49,605 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:49,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701397664] [2020-07-20 13:00:49,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:49,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:49,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246775816] [2020-07-20 13:00:49,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:49,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:49,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:49,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:49,608 INFO L87 Difference]: Start difference. First operand 365 states and 448 transitions. Second operand 6 states. [2020-07-20 13:00:49,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:49,792 INFO L93 Difference]: Finished difference Result 575 states and 722 transitions. [2020-07-20 13:00:49,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:00:49,793 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-20 13:00:49,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:49,796 INFO L225 Difference]: With dead ends: 575 [2020-07-20 13:00:49,796 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:00:49,798 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 [2020-07-20 13:00:49,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:00:49,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:00:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:00:49,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:00:49,799 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-20 13:00:49,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:49,800 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:00:49,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:00:49,800 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:00:50,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:50,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:00:50,891 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-07-20 13:00:50,891 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-07-20 13:00:50,892 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-07-20 13:00:50,893 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-07-20 13:00:50,894 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 256 262) the Hoare annotation is: true [2020-07-20 13:00:50,894 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 256 262) no Hoare annotation was computed. [2020-07-20 13:00:50,894 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 263 271) no Hoare annotation was computed. [2020-07-20 13:00:50,894 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 263 271) the Hoare annotation is: true [2020-07-20 13:00:50,894 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 263 271) no Hoare annotation was computed. [2020-07-20 13:00:50,894 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-20 13:00:50,894 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-20 13:00:50,895 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)|))) [2020-07-20 13:00:50,895 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)|))) [2020-07-20 13:00:50,895 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)|))) [2020-07-20 13:00:50,895 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)|))) [2020-07-20 13:00:50,895 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-20 13:00:50,895 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-20 13:00:50,896 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)|))) [2020-07-20 13:00:50,896 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)|))) [2020-07-20 13:00:50,896 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-20 13:00:50,896 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-20 13:00:50,896 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 13:00:50,897 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-20 13:00:50,898 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-20 13:00:50,899 INFO L264 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,899 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,899 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-07-20 13:00:50,899 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,899 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-07-20 13:00:50,899 INFO L268 CegarLoopResult]: For program point L343(lines 343 360) no Hoare annotation was computed. [2020-07-20 13:00:50,900 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)) [2020-07-20 13:00:50,900 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 339 363) no Hoare annotation was computed. [2020-07-20 13:00:50,900 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,900 INFO L268 CegarLoopResult]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2020-07-20 13:00:50,900 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 498 512) no Hoare annotation was computed. [2020-07-20 13:00:50,900 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,901 INFO L268 CegarLoopResult]: For program point L502(lines 502 508) no Hoare annotation was computed. [2020-07-20 13:00:50,901 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)|))))) [2020-07-20 13:00:50,901 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 498 512) no Hoare annotation was computed. [2020-07-20 13:00:50,901 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2020-07-20 13:00:50,901 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2020-07-20 13:00:50,901 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2020-07-20 13:00:50,902 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2020-07-20 13:00:50,902 INFO L268 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-07-20 13:00:50,902 INFO L271 CegarLoopResult]: At program point L486(line 486) the Hoare annotation is: true [2020-07-20 13:00:50,902 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-07-20 13:00:50,902 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2020-07-20 13:00:50,902 INFO L268 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point L462(lines 462 470) no Hoare annotation was computed. [2020-07-20 13:00:50,903 INFO L268 CegarLoopResult]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 249 255) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 249 255) the Hoare annotation is: true [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-07-20 13:00:50,904 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-07-20 13:00:50,905 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)|))) [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-20 13:00:50,905 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 423 433) the Hoare annotation is: true [2020-07-20 13:00:50,906 INFO L271 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: true [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: true [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,906 INFO L268 CegarLoopResult]: For program point L384-1(lines 365 389) no Hoare annotation was computed. [2020-07-20 13:00:50,906 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,906 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,907 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 365 389) no Hoare annotation was computed. [2020-07-20 13:00:50,907 INFO L268 CegarLoopResult]: For program point L373(lines 373 381) no Hoare annotation was computed. [2020-07-20 13:00:50,907 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 365 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,907 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,907 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-07-20 13:00:50,907 INFO L268 CegarLoopResult]: For program point L369(lines 369 386) no Hoare annotation was computed. [2020-07-20 13:00:50,907 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2020-07-20 13:00:50,907 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2020-07-20 13:00:50,907 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)|))) [2020-07-20 13:00:50,908 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)|))) [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point testFINAL(lines 514 579) no Hoare annotation was computed. [2020-07-20 13:00:50,908 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)|))) [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-07-20 13:00:50,908 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)|))) [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point L525(lines 524 571) no Hoare annotation was computed. [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point L554(lines 554 567) no Hoare annotation was computed. [2020-07-20 13:00:50,908 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)|))) [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point L544(lines 544 550) no Hoare annotation was computed. [2020-07-20 13:00:50,908 INFO L268 CegarLoopResult]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2020-07-20 13:00:50,909 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)|))) [2020-07-20 13:00:50,909 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)|))) [2020-07-20 13:00:50,909 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-07-20 13:00:50,909 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2020-07-20 13:00:50,924 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-07-20 13:00:50,924 INFO L268 CegarLoopResult]: For program point testEXIT(lines 514 579) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 390 397) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 390 397) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 390 397) no Hoare annotation was computed. [2020-07-20 13:00:50,925 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 228 236) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 228 236) the Hoare annotation is: true [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 228 236) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 196 218) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 196 218) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 196 218) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 239 248) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 239 248) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 239 248) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-07-20 13:00:50,926 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-07-20 13:00:50,927 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 398 414) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 398 414) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L409-1(lines 398 414) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-20 13:00:50,928 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 219 227) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 219 227) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 219 227) no Hoare annotation was computed. [2020-07-20 13:00:50,929 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))) [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 175 186) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,929 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,929 INFO L264 CegarLoopResult]: At program point L318(lines 318 324) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,929 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:50,929 INFO L268 CegarLoopResult]: For program point L311(lines 310 329) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,930 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-20 13:00:50,930 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-20 13:00:50,930 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-20 13:00:50,931 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-20 13:00:50,931 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-20 13:00:50,931 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-20 13:00:50,931 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-20 13:00:50,931 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-20 13:00:50,931 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 187 195) the Hoare annotation is: true [2020-07-20 13:00:50,931 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 187 195) no Hoare annotation was computed. [2020-07-20 13:00:50,931 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 187 195) no Hoare annotation was computed. [2020-07-20 13:00:50,932 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 151 162) the Hoare annotation is: true [2020-07-20 13:00:50,932 INFO L268 CegarLoopResult]: For program point L155-1(lines 151 162) no Hoare annotation was computed. [2020-07-20 13:00:50,932 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 151 162) no Hoare annotation was computed. [2020-07-20 13:00:50,932 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-20 13:00:50,932 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-20 13:00:50,932 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,932 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:00:50,933 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 163 174) no Hoare annotation was computed. [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2020-07-20 13:00:50,933 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 163 174) the Hoare annotation is: true [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-07-20 13:00:50,933 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-07-20 13:00:50,933 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:50,934 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point L285-1(line 285) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point L283(lines 283 296) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L271 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: true [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-07-20 13:00:50,934 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2020-07-20 13:00:50,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:00:50 BoogieIcfgContainer [2020-07-20 13:00:50,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:00:50,951 INFO L168 Benchmark]: Toolchain (without parser) took 7171.96 ms. Allocated memory was 139.5 MB in the beginning and 283.1 MB in the end (delta: 143.7 MB). Free memory was 103.7 MB in the beginning and 244.0 MB in the end (delta: -140.2 MB). Peak memory consumption was 155.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:50,952 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 13:00:50,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.21 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.8 MB in the end (delta: -68.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:50,953 INFO L168 Benchmark]: Boogie Preprocessor took 93.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.8 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:50,954 INFO L168 Benchmark]: RCFGBuilder took 1093.42 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 195.1 MB in the end (delta: -27.2 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:50,955 INFO L168 Benchmark]: TraceAbstraction took 5368.14 ms. Allocated memory was 236.5 MB in the beginning and 283.1 MB in the end (delta: 46.7 MB). Free memory was 195.1 MB in the beginning and 244.0 MB in the end (delta: -48.9 MB). Peak memory consumption was 149.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:50,959 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.21 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.8 MB in the end (delta: -68.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.8 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.42 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.9 MB in the beginning and 195.1 MB in the end (delta: -27.2 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5368.14 ms. Allocated memory was 236.5 MB in the beginning and 283.1 MB in the end (delta: 46.7 MB). Free memory was 195.1 MB in the beginning and 244.0 MB in the end (delta: -48.9 MB). Peak memory consumption was 149.8 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: 4.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, 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, 0.0s 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, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 262 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 24853 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3275 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...