/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_VARIABLES --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_spec5_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:25:56,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:25:56,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:25:56,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:25:56,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:25:56,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:25:56,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:25:56,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:25:56,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:25:56,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:25:56,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:25:56,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:25:56,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:25:56,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:25:56,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:25:56,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:25:56,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:25:56,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:25:56,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:25:56,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:25:56,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:25:56,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:25:56,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:25:56,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:25:56,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:25:56,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:25:56,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:25:56,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:25:56,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:25:56,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:25:56,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:25:56,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:25:56,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:25:56,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:25:56,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:25:56,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:25:56,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:25:56,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:25:56,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:25:56,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:25:56,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:25:56,421 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 16:25:56,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:25:56,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:25:56,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:25:56,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:25:56,454 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:25:56,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:25:56,454 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:25:56,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:25:56,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:25:56,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:25:56,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:25:56,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:25:56,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:25:56,457 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:25:56,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:25:56,458 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:25:56,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:25:56,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:25:56,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:25:56,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:25:56,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:25:56,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:25:56,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:25:56,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:25:56,461 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_VARIABLES 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 16:25:56,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:25:56,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:25:56,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:25:56,767 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:25:56,767 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:25:56,768 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-07-20 16:25:56,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05ea5104/345164f4046540a58f18e2c08bb910b8/FLAG3a9dd1936 [2020-07-20 16:25:57,382 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:25:57,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2020-07-20 16:25:57,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05ea5104/345164f4046540a58f18e2c08bb910b8/FLAG3a9dd1936 [2020-07-20 16:25:57,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05ea5104/345164f4046540a58f18e2c08bb910b8 [2020-07-20 16:25:57,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:25:57,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:25:57,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:57,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:25:57,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:25:57,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:57" (1/1) ... [2020-07-20 16:25:57,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b492b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:57, skipping insertion in model container [2020-07-20 16:25:57,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:57" (1/1) ... [2020-07-20 16:25:57,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:25:57,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:25:58,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:58,251 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:25:58,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:58,396 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:25:58,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58 WrapperNode [2020-07-20 16:25:58,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:58,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:25:58,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:25:58,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:25:58,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (1/1) ... [2020-07-20 16:25:58,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:25:58,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:25:58,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:25:58,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:25:58,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (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 16:25:58,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:25:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:25:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:25:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:25:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:25:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:25:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:25:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:25:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:25:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:25:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:25:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:25:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:25:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:25:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:25:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 16:25:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:25:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:25:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:25:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:25:58,576 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:25:58,577 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:25:58,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:25:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:25:58,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:25:58,581 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:25:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:25:59,750 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:25:59,750 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:25:59,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:59 BoogieIcfgContainer [2020-07-20 16:25:59,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:25:59,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:25:59,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:25:59,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:25:59,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:25:57" (1/3) ... [2020-07-20 16:25:59,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a2619f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:59, skipping insertion in model container [2020-07-20 16:25:59,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:58" (2/3) ... [2020-07-20 16:25:59,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a2619f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:59, skipping insertion in model container [2020-07-20 16:25:59,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:59" (3/3) ... [2020-07-20 16:25:59,767 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product22.cil.c [2020-07-20 16:25:59,777 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:25:59,787 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:25:59,802 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:25:59,835 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:25:59,835 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:25:59,836 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:25:59,836 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:25:59,836 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:25:59,837 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:25:59,837 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:25:59,838 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:25:59,865 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-07-20 16:25:59,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:25:59,875 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:59,876 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:25:59,877 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:59,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:59,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1101389135, now seen corresponding path program 1 times [2020-07-20 16:25:59,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:59,892 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799775625] [2020-07-20 16:25:59,892 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 16:26:00,449 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:26:00,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:26:00,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:26:00,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:26:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:26:00,501 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:26:00,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799775625] [2020-07-20 16:26:00,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:26:00,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:26:00,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484845078] [2020-07-20 16:26:00,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:26:00,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:26:00,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:26:00,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:26:00,528 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2020-07-20 16:26:00,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:26:00,572 INFO L93 Difference]: Finished difference Result 268 states and 331 transitions. [2020-07-20 16:26:00,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:26:00,574 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 16:26:00,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:26:00,586 INFO L225 Difference]: With dead ends: 268 [2020-07-20 16:26:00,586 INFO L226 Difference]: Without dead ends: 136 [2020-07-20 16:26:00,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 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 16:26:00,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-20 16:26:00,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-07-20 16:26:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-20 16:26:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-07-20 16:26:00,652 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-07-20 16:26:00,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:26:00,652 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-07-20 16:26:00,652 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:26:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-07-20 16:26:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 16:26:00,657 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:26:00,657 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:26:00,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:26:00,871 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:26:00,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:26:00,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1849971763, now seen corresponding path program 1 times [2020-07-20 16:26:00,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:26:00,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1416618551] [2020-07-20 16:26:00,874 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 16:26:01,379 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:26:01,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:26:01,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:26:01,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:26:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:26:01,433 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:26:01,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1416618551] [2020-07-20 16:26:01,434 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:26:01,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:26:01,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450456455] [2020-07-20 16:26:01,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:26:01,436 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:26:01,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:26:01,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:26:01,437 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 3 states. [2020-07-20 16:26:01,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:26:01,460 INFO L93 Difference]: Finished difference Result 213 states and 249 transitions. [2020-07-20 16:26:01,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:26:01,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 16:26:01,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:26:01,463 INFO L225 Difference]: With dead ends: 213 [2020-07-20 16:26:01,463 INFO L226 Difference]: Without dead ends: 127 [2020-07-20 16:26:01,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 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 16:26:01,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-20 16:26:01,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2020-07-20 16:26:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-07-20 16:26:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-07-20 16:26:01,495 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-07-20 16:26:01,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:26:01,496 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-07-20 16:26:01,496 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:26:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-07-20 16:26:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 16:26:01,502 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:26:01,502 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:26:01,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:26:01,717 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:26:01,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:26:01,717 INFO L82 PathProgramCache]: Analyzing trace with hash 716376780, now seen corresponding path program 1 times [2020-07-20 16:26:01,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:26:01,718 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1092189254] [2020-07-20 16:26:01,718 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 16:26:02,124 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:26:02,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:26:02,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:26:02,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:26:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:26:02,168 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:26:02,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1092189254] [2020-07-20 16:26:02,169 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:26:02,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:26:02,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325369262] [2020-07-20 16:26:02,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:26:02,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:26:02,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:26:02,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:26:02,171 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 3 states. [2020-07-20 16:26:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:26:02,193 INFO L93 Difference]: Finished difference Result 226 states and 267 transitions. [2020-07-20 16:26:02,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:26:02,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 16:26:02,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:26:02,196 INFO L225 Difference]: With dead ends: 226 [2020-07-20 16:26:02,196 INFO L226 Difference]: Without dead ends: 127 [2020-07-20 16:26:02,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 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 16:26:02,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-20 16:26:02,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2020-07-20 16:26:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-07-20 16:26:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-07-20 16:26:02,211 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-07-20 16:26:02,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:26:02,213 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-07-20 16:26:02,213 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:26:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-07-20 16:26:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-20 16:26:02,216 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:26:02,216 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:26:02,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:26:02,431 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:26:02,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:26:02,432 INFO L82 PathProgramCache]: Analyzing trace with hash 346916944, now seen corresponding path program 1 times [2020-07-20 16:26:02,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:26:02,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2143265956] [2020-07-20 16:26:02,434 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 16:26:02,922 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:26:02,923 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:26:02,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:26:02,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:26:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:26:02,986 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:26:02,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2143265956] [2020-07-20 16:26:02,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:26:02,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:26:02,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489424638] [2020-07-20 16:26:02,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:26:02,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:26:02,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:26:02,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:26:02,989 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 6 states. [2020-07-20 16:26:03,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:26:03,205 INFO L93 Difference]: Finished difference Result 189 states and 224 transitions. [2020-07-20 16:26:03,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:26:03,208 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2020-07-20 16:26:03,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:26:03,209 INFO L225 Difference]: With dead ends: 189 [2020-07-20 16:26:03,209 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:26:03,211 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 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 16:26:03,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:26:03,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:26:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:26:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:26:03,217 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-07-20 16:26:03,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:26:03,217 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:26:03,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:26:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:26:03,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:26:03,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:26:03,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:26:04,184 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-07-20 16:26:04,184 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 595) no Hoare annotation was computed. [2020-07-20 16:26:04,184 INFO L268 CegarLoopResult]: For program point L596(lines 573 597) no Hoare annotation was computed. [2020-07-20 16:26:04,184 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 549 604) no Hoare annotation was computed. [2020-07-20 16:26:04,184 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 549 604) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 549 604) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-07-20 16:26:04,185 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 605 664) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point L631-2(lines 631 656) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point L657(lines 630 658) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 605 664) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 605 664) no Hoare annotation was computed. [2020-07-20 16:26:04,186 INFO L268 CegarLoopResult]: For program point L650-1(line 650) no Hoare annotation was computed. [2020-07-20 16:26:04,187 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 16:26:04,187 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 16:26:04,187 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 16:26:04,187 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 16:26:04,187 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 16:26:04,187 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 282 289) the Hoare annotation is: true [2020-07-20 16:26:04,188 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 282 289) no Hoare annotation was computed. [2020-07-20 16:26:04,188 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 282 289) no Hoare annotation was computed. [2020-07-20 16:26:04,188 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 290 299) the Hoare annotation is: true [2020-07-20 16:26:04,188 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 290 299) no Hoare annotation was computed. [2020-07-20 16:26:04,188 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-07-20 16:26:04,188 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 290 299) no Hoare annotation was computed. [2020-07-20 16:26:04,188 INFO L264 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,189 INFO L268 CegarLoopResult]: For program point L313(lines 313 319) no Hoare annotation was computed. [2020-07-20 16:26:04,189 INFO L268 CegarLoopResult]: For program point L312(lines 312 322) no Hoare annotation was computed. [2020-07-20 16:26:04,189 INFO L271 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: true [2020-07-20 16:26:04,189 INFO L268 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-07-20 16:26:04,189 INFO L268 CegarLoopResult]: For program point L308(lines 308 325) no Hoare annotation was computed. [2020-07-20 16:26:04,189 INFO L268 CegarLoopResult]: For program point L308-1(lines 300 328) no Hoare annotation was computed. [2020-07-20 16:26:04,189 INFO L271 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: true [2020-07-20 16:26:04,190 INFO L268 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-07-20 16:26:04,190 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 300 328) the Hoare annotation is: true [2020-07-20 16:26:04,190 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 300 328) no Hoare annotation was computed. [2020-07-20 16:26:04,190 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-20 16:26:04,190 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,190 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,190 INFO L264 CegarLoopResult]: At program point L479-1(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,191 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 473 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,191 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 473 495) no Hoare annotation was computed. [2020-07-20 16:26:04,191 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 473 495) no Hoare annotation was computed. [2020-07-20 16:26:04,191 INFO L264 CegarLoopResult]: At program point L485(line 485) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,191 INFO L264 CegarLoopResult]: At program point L485-1(line 485) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,191 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L483-1(lines 483 490) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 431 454) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-20 16:26:04,192 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 431 454) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 431 454) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-20 16:26:04,193 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-07-20 16:26:04,194 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2020-07-20 16:26:04,194 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-07-20 16:26:04,195 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 503 548) no Hoare annotation was computed. [2020-07-20 16:26:04,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 503 548) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 503 548) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 816 861) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 816 861) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 816 861) no Hoare annotation was computed. [2020-07-20 16:26:04,197 INFO L268 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-07-20 16:26:04,198 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 462 472) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,198 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 462 472) no Hoare annotation was computed. [2020-07-20 16:26:04,198 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 462 472) no Hoare annotation was computed. [2020-07-20 16:26:04,198 INFO L264 CegarLoopResult]: At program point L467(line 467) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,198 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 195 205) the Hoare annotation is: true [2020-07-20 16:26:04,198 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2020-07-20 16:26:04,198 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-07-20 16:26:04,199 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-07-20 16:26:04,199 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2020-07-20 16:26:04,199 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2020-07-20 16:26:04,199 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2020-07-20 16:26:04,199 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2020-07-20 16:26:04,199 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,199 INFO L268 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-07-20 16:26:04,200 INFO L268 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-07-20 16:26:04,200 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 154 178) no Hoare annotation was computed. [2020-07-20 16:26:04,200 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 154 178) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,200 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,200 INFO L268 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-07-20 16:26:04,200 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,201 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,201 INFO L268 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-07-20 16:26:04,201 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 120 126) no Hoare annotation was computed. [2020-07-20 16:26:04,201 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 120 126) the Hoare annotation is: true [2020-07-20 16:26:04,201 INFO L268 CegarLoopResult]: For program point L353(lines 353 359) no Hoare annotation was computed. [2020-07-20 16:26:04,201 INFO L268 CegarLoopResult]: For program point L353-1(lines 353 359) no Hoare annotation was computed. [2020-07-20 16:26:04,201 INFO L264 CegarLoopResult]: At program point testENTRY(lines 333 398) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,201 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-07-20 16:26:04,202 INFO L268 CegarLoopResult]: For program point testFINAL(lines 333 398) no Hoare annotation was computed. [2020-07-20 16:26:04,202 INFO L264 CegarLoopResult]: At program point L391(lines 342 392) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,202 INFO L268 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-07-20 16:26:04,202 INFO L264 CegarLoopResult]: At program point L381-2(lines 373 386) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,202 INFO L268 CegarLoopResult]: For program point L344(lines 343 390) no Hoare annotation was computed. [2020-07-20 16:26:04,202 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,202 INFO L268 CegarLoopResult]: For program point L373(lines 373 386) no Hoare annotation was computed. [2020-07-20 16:26:04,203 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,203 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-07-20 16:26:04,203 INFO L268 CegarLoopResult]: For program point L363-1(lines 363 369) no Hoare annotation was computed. [2020-07-20 16:26:04,203 INFO L264 CegarLoopResult]: At program point L388(lines 343 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,203 INFO L264 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,203 INFO L268 CegarLoopResult]: For program point testEXIT(lines 333 398) no Hoare annotation was computed. [2020-07-20 16:26:04,203 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 770 815) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 770 815) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 770 815) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 942 950) no Hoare annotation was computed. [2020-07-20 16:26:04,204 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 942 950) the Hoare annotation is: true [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 942 950) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 910 932) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point L918(lines 918 926) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 910 932) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 910 932) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 926) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 16:26:04,205 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L737(lines 715 738) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 667 769) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L696(lines 696 712) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L717(lines 716 736) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-07-20 16:26:04,206 INFO L268 CegarLoopResult]: For program point L713(lines 713 754) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 667 769) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L755(lines 755 766) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 667 769) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2020-07-20 16:26:04,207 INFO L268 CegarLoopResult]: For program point L716-2(lines 716 736) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 179 186) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 186) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 186) no Hoare annotation was computed. [2020-07-20 16:26:04,208 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 933 941) the Hoare annotation is: true [2020-07-20 16:26:04,208 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 933 941) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 933 941) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 889 900) the Hoare annotation is: true [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 889 900) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,209 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 901 909) the Hoare annotation is: true [2020-07-20 16:26:04,210 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 901 909) no Hoare annotation was computed. [2020-07-20 16:26:04,210 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 901 909) no Hoare annotation was computed. [2020-07-20 16:26:04,210 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 93 119) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,210 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,210 INFO L264 CegarLoopResult]: At program point L107(lines 107 113) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,210 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 93 119) no Hoare annotation was computed. [2020-07-20 16:26:04,210 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 93 119) no Hoare annotation was computed. [2020-07-20 16:26:04,211 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,211 INFO L268 CegarLoopResult]: For program point L100(lines 96 118) no Hoare annotation was computed. [2020-07-20 16:26:04,211 INFO L268 CegarLoopResult]: For program point L98(lines 96 118) no Hoare annotation was computed. [2020-07-20 16:26:04,211 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 401 430) no Hoare annotation was computed. [2020-07-20 16:26:04,211 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-07-20 16:26:04,211 INFO L271 CegarLoopResult]: At program point L415-1(lines 415 419) the Hoare annotation is: true [2020-07-20 16:26:04,211 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 401 430) the Hoare annotation is: true [2020-07-20 16:26:04,212 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-07-20 16:26:04,212 INFO L271 CegarLoopResult]: At program point L411-2(lines 411 425) the Hoare annotation is: true [2020-07-20 16:26:04,212 INFO L271 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: true [2020-07-20 16:26:04,212 INFO L268 CegarLoopResult]: For program point L407-1(line 407) no Hoare annotation was computed. [2020-07-20 16:26:04,212 INFO L271 CegarLoopResult]: At program point L426(lines 401 430) the Hoare annotation is: true [2020-07-20 16:26:04,212 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-20 16:26:04,212 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 865 876) the Hoare annotation is: true [2020-07-20 16:26:04,212 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 865 876) no Hoare annotation was computed. [2020-07-20 16:26:04,213 INFO L268 CegarLoopResult]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2020-07-20 16:26:04,213 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 455 461) no Hoare annotation was computed. [2020-07-20 16:26:04,213 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 455 461) the Hoare annotation is: true [2020-07-20 16:26:04,213 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,213 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:26:04,213 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:26:04,213 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:26:04,213 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 270 277) no Hoare annotation was computed. [2020-07-20 16:26:04,214 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 270 277) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:26:04,214 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 270 277) no Hoare annotation was computed. [2020-07-20 16:26:04,214 INFO L268 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-07-20 16:26:04,214 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 877 888) no Hoare annotation was computed. [2020-07-20 16:26:04,214 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 877 888) the Hoare annotation is: true [2020-07-20 16:26:04,214 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 952 959) no Hoare annotation was computed. [2020-07-20 16:26:04,214 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2020-07-20 16:26:04,215 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 952 959) the Hoare annotation is: true [2020-07-20 16:26:04,215 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 952 959) no Hoare annotation was computed. [2020-07-20 16:26:04,215 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 128 152) no Hoare annotation was computed. [2020-07-20 16:26:04,215 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 128 152) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,215 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:26:04,215 INFO L268 CegarLoopResult]: For program point L147-1(lines 128 152) no Hoare annotation was computed. [2020-07-20 16:26:04,215 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,216 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,216 INFO L268 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-07-20 16:26:04,216 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:26:04,216 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-07-20 16:26:04,216 INFO L268 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-07-20 16:26:04,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:26:04 BoogieIcfgContainer [2020-07-20 16:26:04,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:26:04,235 INFO L168 Benchmark]: Toolchain (without parser) took 6554.85 ms. Allocated memory was 145.8 MB in the beginning and 277.9 MB in the end (delta: 132.1 MB). Free memory was 101.0 MB in the beginning and 209.5 MB in the end (delta: -108.6 MB). Peak memory consumption was 109.5 MB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,236 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 145.8 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.53 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 172.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,238 INFO L168 Benchmark]: Boogie Preprocessor took 95.55 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 168.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,239 INFO L168 Benchmark]: RCFGBuilder took 1263.97 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 168.4 MB in the beginning and 197.4 MB in the end (delta: -29.0 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,240 INFO L168 Benchmark]: TraceAbstraction took 4472.52 ms. Allocated memory was 236.5 MB in the beginning and 277.9 MB in the end (delta: 41.4 MB). Free memory was 197.4 MB in the beginning and 209.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 115.3 MB. Max. memory is 7.1 GB. [2020-07-20 16:26:04,245 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 145.8 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 716.53 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 172.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.55 ms. Allocated memory is still 203.4 MB. Free memory was 172.5 MB in the beginning and 168.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1263.97 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 168.4 MB in the beginning and 197.4 MB in the end (delta: -29.0 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4472.52 ms. Allocated memory was 236.5 MB in the beginning and 277.9 MB in the end (delta: 41.4 MB). Free memory was 197.4 MB in the beginning and 209.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 115.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 956]: 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: 342]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 238 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 554 SDtfs, 186 SDslu, 363 SDs, 0 SdLazy, 64 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 236 PreInvPairs, 244 NumberOfFragments, 453 HoareAnnotationTreeSize, 236 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 242 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 262 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 26844 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2818 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...