/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:02:05,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:02:05,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:02:05,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:02:05,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:02:05,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:02:05,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:02:05,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:02:05,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:02:05,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:02:05,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:02:05,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:02:05,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:02:05,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:02:05,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:02:05,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:02:05,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:02:05,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:02:05,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:02:05,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:02:05,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:02:05,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:02:05,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:02:05,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:02:05,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:02:05,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:02:05,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:02:05,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:02:05,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:02:05,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:02:05,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:02:05,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:02:05,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:02:05,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:02:05,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:02:05,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:02:05,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:02:05,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:02:05,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:02:05,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:02:05,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:02:05,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 13:02:05,505 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:02:05,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:02:05,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:02:05,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:02:05,507 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:02:05,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:02:05,508 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:02:05,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:02:05,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:02:05,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:02:05,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:02:05,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:02:05,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:02:05,509 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:02:05,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:02:05,510 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:02:05,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:02:05,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:02:05,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:02:05,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:02:05,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:02:05,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:02:05,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:02:05,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:02:05,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:02:05,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:02:05,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:05,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:02:05,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:02:05,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:02:05,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:02:05,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:02:05,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:02:05,850 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:02:05,851 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:02:05,852 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-20 13:02:05,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86e2bbc2/ccb55ec70288460aa5d095e8f41dead8/FLAG5d755bcf8 [2020-07-20 13:02:06,441 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:02:06,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-20 13:02:06,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86e2bbc2/ccb55ec70288460aa5d095e8f41dead8/FLAG5d755bcf8 [2020-07-20 13:02:06,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86e2bbc2/ccb55ec70288460aa5d095e8f41dead8 [2020-07-20 13:02:06,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:02:06,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:02:06,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:02:06,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:02:06,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:02:06,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:02:06" (1/1) ... [2020-07-20 13:02:06,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb6ae03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:06, skipping insertion in model container [2020-07-20 13:02:06,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:02:06" (1/1) ... [2020-07-20 13:02:06,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:02:06,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:02:07,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:02:07,242 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:02:07,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:02:07,415 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:02:07,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07 WrapperNode [2020-07-20 13:02:07,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:02:07,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:02:07,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:02:07,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:02:07,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... [2020-07-20 13:02:07,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:02:07,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:02:07,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:02:07,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:02:07,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:02:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:02:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:02:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:02:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:02:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:02:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:02:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 13:02:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:02:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:02:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:02:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:02:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:02:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:02:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:02:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:02:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 13:02:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:02:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:02:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:02:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:02:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:02:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:02:08,819 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:02:08,820 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:02:08,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:02:08 BoogieIcfgContainer [2020-07-20 13:02:08,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:02:08,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:02:08,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:02:08,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:02:08,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:02:06" (1/3) ... [2020-07-20 13:02:08,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606f0d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:02:08, skipping insertion in model container [2020-07-20 13:02:08,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:02:07" (2/3) ... [2020-07-20 13:02:08,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606f0d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:02:08, skipping insertion in model container [2020-07-20 13:02:08,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:02:08" (3/3) ... [2020-07-20 13:02:08,834 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2020-07-20 13:02:08,844 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:02:08,853 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:02:08,871 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:02:08,901 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:02:08,901 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:02:08,902 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:02:08,902 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:02:08,902 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:02:08,903 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:02:08,904 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:02:08,904 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:02:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2020-07-20 13:02:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:02:08,945 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:08,946 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:08,947 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:08,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:08,952 INFO L82 PathProgramCache]: Analyzing trace with hash -453171886, now seen corresponding path program 1 times [2020-07-20 13:02:08,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:08,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1049603662] [2020-07-20 13:02:08,964 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:09,440 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:02:09,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:09,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:02:09,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:09,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:09,492 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1049603662] [2020-07-20 13:02:09,493 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:09,493 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:02:09,494 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084008688] [2020-07-20 13:02:09,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:02:09,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:09,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:02:09,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:02:09,519 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2020-07-20 13:02:09,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:09,569 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2020-07-20 13:02:09,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:02:09,571 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 13:02:09,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:09,586 INFO L225 Difference]: With dead ends: 312 [2020-07-20 13:02:09,586 INFO L226 Difference]: Without dead ends: 158 [2020-07-20 13:02:09,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:02:09,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-20 13:02:09,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-07-20 13:02:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-07-20 13:02:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2020-07-20 13:02:09,660 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2020-07-20 13:02:09,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:09,661 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2020-07-20 13:02:09,661 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:02:09,661 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2020-07-20 13:02:09,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:02:09,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:09,667 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:09,868 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:09,869 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:09,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:09,870 INFO L82 PathProgramCache]: Analyzing trace with hash 23130160, now seen corresponding path program 1 times [2020-07-20 13:02:09,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:09,871 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [794529864] [2020-07-20 13:02:09,871 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:10,286 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:02:10,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:10,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:02:10,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:10,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:10,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [794529864] [2020-07-20 13:02:10,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:10,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:10,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572549712] [2020-07-20 13:02:10,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:10,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:10,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:10,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:10,338 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2020-07-20 13:02:10,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:10,362 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2020-07-20 13:02:10,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:10,363 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:02:10,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:10,366 INFO L225 Difference]: With dead ends: 251 [2020-07-20 13:02:10,366 INFO L226 Difference]: Without dead ends: 149 [2020-07-20 13:02:10,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:10,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-20 13:02:10,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2020-07-20 13:02:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-07-20 13:02:10,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-07-20 13:02:10,397 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2020-07-20 13:02:10,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:10,397 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-07-20 13:02:10,397 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:10,397 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-07-20 13:02:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:02:10,400 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:10,403 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:10,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:10,609 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:10,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:10,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1418292754, now seen corresponding path program 1 times [2020-07-20 13:02:10,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:10,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1414774879] [2020-07-20 13:02:10,612 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:11,004 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:11,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:11,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:02:11,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:11,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:11,045 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:11,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1414774879] [2020-07-20 13:02:11,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:11,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:11,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833156155] [2020-07-20 13:02:11,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:11,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:11,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:11,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:11,048 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states. [2020-07-20 13:02:11,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:11,078 INFO L93 Difference]: Finished difference Result 387 states and 471 transitions. [2020-07-20 13:02:11,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:11,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 13:02:11,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:11,082 INFO L225 Difference]: With dead ends: 387 [2020-07-20 13:02:11,083 INFO L226 Difference]: Without dead ends: 266 [2020-07-20 13:02:11,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:11,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-07-20 13:02:11,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 260. [2020-07-20 13:02:11,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-07-20 13:02:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 315 transitions. [2020-07-20 13:02:11,117 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 315 transitions. Word has length 57 [2020-07-20 13:02:11,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:11,117 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 315 transitions. [2020-07-20 13:02:11,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 315 transitions. [2020-07-20 13:02:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 13:02:11,121 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:11,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:11,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:11,335 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:11,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:11,336 INFO L82 PathProgramCache]: Analyzing trace with hash -335998659, now seen corresponding path program 1 times [2020-07-20 13:02:11,337 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:11,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1193619748] [2020-07-20 13:02:11,338 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:11,740 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:11,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:11,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:02:11,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:11,793 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:11,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1193619748] [2020-07-20 13:02:11,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:11,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:02:11,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217566040] [2020-07-20 13:02:11,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:02:11,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:11,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:02:11,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:02:11,796 INFO L87 Difference]: Start difference. First operand 260 states and 315 transitions. Second operand 6 states. [2020-07-20 13:02:12,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:12,035 INFO L93 Difference]: Finished difference Result 614 states and 781 transitions. [2020-07-20 13:02:12,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:02:12,036 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-20 13:02:12,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:12,040 INFO L225 Difference]: With dead ends: 614 [2020-07-20 13:02:12,040 INFO L226 Difference]: Without dead ends: 382 [2020-07-20 13:02:12,042 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:02:12,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-07-20 13:02:12,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 372. [2020-07-20 13:02:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-07-20 13:02:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 453 transitions. [2020-07-20 13:02:12,083 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 453 transitions. Word has length 62 [2020-07-20 13:02:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:12,085 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 453 transitions. [2020-07-20 13:02:12,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:02:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 453 transitions. [2020-07-20 13:02:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-07-20 13:02:12,091 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:12,091 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:12,308 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:12,309 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:12,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:12,310 INFO L82 PathProgramCache]: Analyzing trace with hash -282404107, now seen corresponding path program 1 times [2020-07-20 13:02:12,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:12,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [543419071] [2020-07-20 13:02:12,312 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:12,687 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:12,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:12,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:02:12,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:12,743 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:12,743 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [543419071] [2020-07-20 13:02:12,744 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:12,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:02:12,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914087480] [2020-07-20 13:02:12,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:02:12,748 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:12,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:02:12,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:02:12,748 INFO L87 Difference]: Start difference. First operand 372 states and 453 transitions. Second operand 6 states. [2020-07-20 13:02:12,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:12,798 INFO L93 Difference]: Finished difference Result 726 states and 906 transitions. [2020-07-20 13:02:12,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:02:12,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2020-07-20 13:02:12,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:12,802 INFO L225 Difference]: With dead ends: 726 [2020-07-20 13:02:12,802 INFO L226 Difference]: Without dead ends: 382 [2020-07-20 13:02:12,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-20 13:02:12,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-07-20 13:02:12,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2020-07-20 13:02:12,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-07-20 13:02:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 463 transitions. [2020-07-20 13:02:12,827 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 463 transitions. Word has length 90 [2020-07-20 13:02:12,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:12,827 INFO L479 AbstractCegarLoop]: Abstraction has 382 states and 463 transitions. [2020-07-20 13:02:12,827 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:02:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 463 transitions. [2020-07-20 13:02:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-07-20 13:02:12,830 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:12,830 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:13,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:13,044 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:13,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:13,045 INFO L82 PathProgramCache]: Analyzing trace with hash -354790665, now seen corresponding path program 1 times [2020-07-20 13:02:13,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:13,046 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [498102634] [2020-07-20 13:02:13,047 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:13,337 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:02:13,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:13,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 13:02:13,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:13,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:13,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [498102634] [2020-07-20 13:02:13,385 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:13,385 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 13:02:13,385 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036671757] [2020-07-20 13:02:13,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 13:02:13,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:13,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 13:02:13,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 13:02:13,387 INFO L87 Difference]: Start difference. First operand 382 states and 463 transitions. Second operand 5 states. [2020-07-20 13:02:13,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:13,414 INFO L93 Difference]: Finished difference Result 750 states and 948 transitions. [2020-07-20 13:02:13,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 13:02:13,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 90 [2020-07-20 13:02:13,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:13,417 INFO L225 Difference]: With dead ends: 750 [2020-07-20 13:02:13,418 INFO L226 Difference]: Without dead ends: 396 [2020-07-20 13:02:13,419 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 13:02:13,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-07-20 13:02:13,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 390. [2020-07-20 13:02:13,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-07-20 13:02:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 471 transitions. [2020-07-20 13:02:13,438 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 471 transitions. Word has length 90 [2020-07-20 13:02:13,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:13,439 INFO L479 AbstractCegarLoop]: Abstraction has 390 states and 471 transitions. [2020-07-20 13:02:13,439 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 13:02:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 471 transitions. [2020-07-20 13:02:13,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-07-20 13:02:13,441 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:13,441 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:13,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:13,657 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:13,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:13,658 INFO L82 PathProgramCache]: Analyzing trace with hash -25024904, now seen corresponding path program 1 times [2020-07-20 13:02:13,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:13,659 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2083959610] [2020-07-20 13:02:13,659 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:14,007 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:02:14,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:14,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-20 13:02:14,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:14,050 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:14,050 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2083959610] [2020-07-20 13:02:14,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:14,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:14,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535250645] [2020-07-20 13:02:14,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:14,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:14,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:14,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:14,052 INFO L87 Difference]: Start difference. First operand 390 states and 471 transitions. Second operand 3 states. [2020-07-20 13:02:14,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:14,104 INFO L93 Difference]: Finished difference Result 1072 states and 1377 transitions. [2020-07-20 13:02:14,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:14,105 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2020-07-20 13:02:14,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:14,110 INFO L225 Difference]: With dead ends: 1072 [2020-07-20 13:02:14,110 INFO L226 Difference]: Without dead ends: 710 [2020-07-20 13:02:14,111 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:14,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2020-07-20 13:02:14,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 707. [2020-07-20 13:02:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 707 states. [2020-07-20 13:02:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 880 transitions. [2020-07-20 13:02:14,150 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 880 transitions. Word has length 90 [2020-07-20 13:02:14,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:14,150 INFO L479 AbstractCegarLoop]: Abstraction has 707 states and 880 transitions. [2020-07-20 13:02:14,151 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:14,151 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 880 transitions. [2020-07-20 13:02:14,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-20 13:02:14,157 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:14,157 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:14,371 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:14,371 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:14,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:14,372 INFO L82 PathProgramCache]: Analyzing trace with hash 159220338, now seen corresponding path program 1 times [2020-07-20 13:02:14,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:14,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2085056084] [2020-07-20 13:02:14,374 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:14,715 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:14,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:14,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:02:14,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:14,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:14,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:14,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2085056084] [2020-07-20 13:02:14,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:14,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:02:14,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906794656] [2020-07-20 13:02:14,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:02:14,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:14,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:02:14,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:02:14,762 INFO L87 Difference]: Start difference. First operand 707 states and 880 transitions. Second operand 6 states. [2020-07-20 13:02:15,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:15,026 INFO L93 Difference]: Finished difference Result 2026 states and 2582 transitions. [2020-07-20 13:02:15,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:02:15,027 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2020-07-20 13:02:15,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:15,035 INFO L225 Difference]: With dead ends: 2026 [2020-07-20 13:02:15,035 INFO L226 Difference]: Without dead ends: 1347 [2020-07-20 13:02:15,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:02:15,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2020-07-20 13:02:15,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1331. [2020-07-20 13:02:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2020-07-20 13:02:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 1662 transitions. [2020-07-20 13:02:15,103 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 1662 transitions. Word has length 94 [2020-07-20 13:02:15,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:15,104 INFO L479 AbstractCegarLoop]: Abstraction has 1331 states and 1662 transitions. [2020-07-20 13:02:15,104 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:02:15,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1662 transitions. [2020-07-20 13:02:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-20 13:02:15,107 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:15,107 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:15,320 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:15,321 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:15,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:15,321 INFO L82 PathProgramCache]: Analyzing trace with hash -452793586, now seen corresponding path program 1 times [2020-07-20 13:02:15,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:15,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368796728] [2020-07-20 13:02:15,322 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:15,647 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:15,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:15,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 13:02:15,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:15,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:15,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368796728] [2020-07-20 13:02:15,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:15,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:15,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274237309] [2020-07-20 13:02:15,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:15,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:15,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:15,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:15,679 INFO L87 Difference]: Start difference. First operand 1331 states and 1662 transitions. Second operand 3 states. [2020-07-20 13:02:15,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:15,765 INFO L93 Difference]: Finished difference Result 2382 states and 3015 transitions. [2020-07-20 13:02:15,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:15,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-07-20 13:02:15,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:15,779 INFO L225 Difference]: With dead ends: 2382 [2020-07-20 13:02:15,780 INFO L226 Difference]: Without dead ends: 2379 [2020-07-20 13:02:15,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:15,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2379 states. [2020-07-20 13:02:15,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2379 to 2283. [2020-07-20 13:02:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2283 states. [2020-07-20 13:02:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 2283 states and 2901 transitions. [2020-07-20 13:02:15,900 INFO L78 Accepts]: Start accepts. Automaton has 2283 states and 2901 transitions. Word has length 98 [2020-07-20 13:02:15,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:15,900 INFO L479 AbstractCegarLoop]: Abstraction has 2283 states and 2901 transitions. [2020-07-20 13:02:15,901 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2901 transitions. [2020-07-20 13:02:15,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-20 13:02:15,908 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:15,908 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:16,121 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:16,122 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:16,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:16,123 INFO L82 PathProgramCache]: Analyzing trace with hash 201963294, now seen corresponding path program 1 times [2020-07-20 13:02:16,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:16,123 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1959020827] [2020-07-20 13:02:16,124 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:16,668 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:02:16,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:16,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 13:02:16,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:16,699 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-20 13:02:16,699 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:16,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1959020827] [2020-07-20 13:02:16,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:16,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:16,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023930116] [2020-07-20 13:02:16,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:16,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:16,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:16,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:16,702 INFO L87 Difference]: Start difference. First operand 2283 states and 2901 transitions. Second operand 3 states. [2020-07-20 13:02:16,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:16,827 INFO L93 Difference]: Finished difference Result 3616 states and 4592 transitions. [2020-07-20 13:02:16,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:16,828 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2020-07-20 13:02:16,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:16,836 INFO L225 Difference]: With dead ends: 3616 [2020-07-20 13:02:16,836 INFO L226 Difference]: Without dead ends: 1361 [2020-07-20 13:02:16,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2020-07-20 13:02:16,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1329. [2020-07-20 13:02:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1329 states. [2020-07-20 13:02:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1329 states and 1649 transitions. [2020-07-20 13:02:16,925 INFO L78 Accepts]: Start accepts. Automaton has 1329 states and 1649 transitions. Word has length 138 [2020-07-20 13:02:16,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:16,926 INFO L479 AbstractCegarLoop]: Abstraction has 1329 states and 1649 transitions. [2020-07-20 13:02:16,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1649 transitions. [2020-07-20 13:02:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-07-20 13:02:16,933 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:16,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 13:02:17,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:17,149 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:17,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:17,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1115432797, now seen corresponding path program 1 times [2020-07-20 13:02:17,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:17,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1382455837] [2020-07-20 13:02:17,150 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:17,657 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:17,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:17,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 13:02:17,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:17,735 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:02:17,735 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:17,736 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1382455837] [2020-07-20 13:02:17,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:17,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:02:17,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329798175] [2020-07-20 13:02:17,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:02:17,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:17,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:02:17,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:17,739 INFO L87 Difference]: Start difference. First operand 1329 states and 1649 transitions. Second operand 3 states. [2020-07-20 13:02:17,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:17,861 INFO L93 Difference]: Finished difference Result 2496 states and 3160 transitions. [2020-07-20 13:02:17,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:02:17,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2020-07-20 13:02:17,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:17,873 INFO L225 Difference]: With dead ends: 2496 [2020-07-20 13:02:17,873 INFO L226 Difference]: Without dead ends: 1195 [2020-07-20 13:02:17,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:02:17,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2020-07-20 13:02:17,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 1195. [2020-07-20 13:02:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1195 states. [2020-07-20 13:02:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1195 states and 1425 transitions. [2020-07-20 13:02:17,943 INFO L78 Accepts]: Start accepts. Automaton has 1195 states and 1425 transitions. Word has length 162 [2020-07-20 13:02:17,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:17,944 INFO L479 AbstractCegarLoop]: Abstraction has 1195 states and 1425 transitions. [2020-07-20 13:02:17,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:02:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1425 transitions. [2020-07-20 13:02:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-07-20 13:02:17,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:02:17,951 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:02:18,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:18,164 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:02:18,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:02:18,164 INFO L82 PathProgramCache]: Analyzing trace with hash 177222806, now seen corresponding path program 1 times [2020-07-20 13:02:18,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:02:18,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651495927] [2020-07-20 13:02:18,165 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:18,592 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:02:18,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:02:18,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 13:02:18,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:02:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-20 13:02:18,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:02:18,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651495927] [2020-07-20 13:02:18,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:02:18,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-20 13:02:18,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919196830] [2020-07-20 13:02:18,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 13:02:18,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:02:18,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 13:02:18,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:02:18,697 INFO L87 Difference]: Start difference. First operand 1195 states and 1425 transitions. Second operand 8 states. [2020-07-20 13:02:18,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:02:18,981 INFO L93 Difference]: Finished difference Result 2143 states and 2562 transitions. [2020-07-20 13:02:18,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 13:02:18,982 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 175 [2020-07-20 13:02:18,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:02:18,983 INFO L225 Difference]: With dead ends: 2143 [2020-07-20 13:02:18,983 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:02:18,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 167 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:02:18,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:02:18,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:02:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:02:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:02:18,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-07-20 13:02:18,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:02:18,991 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:02:18,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 13:02:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:02:18,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:02:19,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:02:19,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:02:20,837 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 26 [2020-07-20 13:02:21,272 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 25 [2020-07-20 13:02:21,459 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2020-07-20 13:02:22,047 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 50 [2020-07-20 13:02:22,684 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 51 [2020-07-20 13:02:22,902 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2020-07-20 13:02:23,015 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2020-07-20 13:02:23,305 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2020-07-20 13:02:23,429 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2020-07-20 13:02:23,805 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2020-07-20 13:02:24,190 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2020-07-20 13:02:24,469 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 41 [2020-07-20 13:02:25,191 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2020-07-20 13:02:25,645 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2020-07-20 13:02:25,770 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 13:02:25,770 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 13:02:25,770 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:02:25,771 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:02:25,772 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 13:02:25,773 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2020-07-20 13:02:25,773 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2020-07-20 13:02:25,773 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2020-07-20 13:02:25,773 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2020-07-20 13:02:25,773 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2020-07-20 13:02:25,773 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,773 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2020-07-20 13:02:25,774 INFO L264 CegarLoopResult]: At program point L1011(line 1011) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,774 INFO L264 CegarLoopResult]: At program point L1011-1(line 1011) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,774 INFO L268 CegarLoopResult]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2020-07-20 13:02:25,774 INFO L268 CegarLoopResult]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2020-07-20 13:02:25,774 INFO L268 CegarLoopResult]: For program point L1007(line 1007) no Hoare annotation was computed. [2020-07-20 13:02:25,774 INFO L264 CegarLoopResult]: At program point L1006(line 1006) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,774 INFO L264 CegarLoopResult]: At program point L1005(line 1005) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L264 CegarLoopResult]: At program point L1005-1(line 1005) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 957 980) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 957 980) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 957 980) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-07-20 13:02:25,775 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L965(line 965) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L962(line 962) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (<= 1 ~systemActive~0) (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~systemActive~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse4 .cse3 .cse6) (or .cse0 .cse2 .cse5))) [2020-07-20 13:02:25,776 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-07-20 13:02:25,776 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 794 808) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (and (<= 1 ~systemActive~0) (<= 1 ~pumpRunning~0))) (.cse3 (not (<= 1 |old(~systemActive~0)|))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse1 .cse0 .cse3) (or .cse4 .cse7 .cse5 .cse6))) [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L271 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: true [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L268 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-07-20 13:02:25,777 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L727(lines 727 735) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 720 755) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 720 755) no Hoare annotation was computed. [2020-07-20 13:02:25,778 INFO L268 CegarLoopResult]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 720 755) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 13:02:25,779 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,780 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2020-07-20 13:02:25,780 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2020-07-20 13:02:25,781 INFO L271 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: true [2020-07-20 13:02:25,781 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-20 13:02:25,781 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2020-07-20 13:02:25,781 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2020-07-20 13:02:25,781 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2020-07-20 13:02:25,781 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 692 699) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= 1 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 13:02:25,781 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2020-07-20 13:02:25,781 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2020-07-20 13:02:25,782 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-07-20 13:02:25,782 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2020-07-20 13:02:25,782 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2020-07-20 13:02:25,782 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2020-07-20 13:02:25,782 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse5) (or .cse1 .cse5 .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,782 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse5 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse6)) (or .cse1 .cse5 .cse4 .cse6))) [2020-07-20 13:02:25,782 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-20 13:02:25,782 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6) (or .cse1 .cse4 .cse6 .cse5))) [2020-07-20 13:02:25,783 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-20 13:02:25,783 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-20 13:02:25,783 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-20 13:02:25,783 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 659 683) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse5 .cse6) (or .cse4 .cse0 .cse5 .cse7 .cse6) (or .cse0 .cse2 .cse7 .cse3))) [2020-07-20 13:02:25,783 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse5 .cse6) (or .cse3 .cse0 .cse5 .cse2 .cse6) (or .cse0 .cse4 .cse1))) [2020-07-20 13:02:25,783 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-20 13:02:25,783 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2020-07-20 13:02:25,783 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2020-07-20 13:02:25,783 INFO L264 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,784 INFO L268 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-07-20 13:02:25,784 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 .cse4 .cse5 .cse1) (and .cse4 .cse3 .cse5 .cse1))) [2020-07-20 13:02:25,784 INFO L268 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-07-20 13:02:25,784 INFO L268 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-07-20 13:02:25,784 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse4 .cse5 .cse7) (and .cse1 .cse4 .cse5 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 13:02:25,784 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-07-20 13:02:25,784 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-07-20 13:02:25,784 INFO L264 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse4 .cse5 .cse7) (and .cse1 .cse4 .cse5 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 13:02:25,785 INFO L264 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse4 .cse5 .cse7) (and .cse1 .cse4 .cse5 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L264 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:02:25,785 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse1 .cse2 .cse3) (and .cse5 .cse0 .cse6 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and .cse4 .cse5 .cse6 .cse1))) [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L264 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse4 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3) (and .cse6 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:02:25,785 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-07-20 13:02:25,786 INFO L268 CegarLoopResult]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2020-07-20 13:02:25,787 INFO L264 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-20 13:02:25,787 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-20 13:02:25,787 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 536 564) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-20 13:02:25,787 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse5 .cse3 .cse2) (or .cse0 .cse3 .cse2) (or .cse0 .cse1 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse4) (or .cse1 .cse5 .cse2))) [2020-07-20 13:02:25,787 INFO L268 CegarLoopResult]: For program point L549(lines 549 555) no Hoare annotation was computed. [2020-07-20 13:02:25,787 INFO L268 CegarLoopResult]: For program point L548(lines 548 558) no Hoare annotation was computed. [2020-07-20 13:02:25,787 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse1 .cse3) (or .cse0 .cse1 .cse3) (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse2))) [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 470 492) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 470 492) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 470 492) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 528 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2020-07-20 13:02:25,788 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2020-07-20 13:02:25,789 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 13:02:25,789 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:02:25,789 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 13:02:25,789 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 13:02:25,789 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 13:02:25,790 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 892 901) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 892 901) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 892 901) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,791 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2020-07-20 13:02:25,792 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2020-07-20 13:02:25,792 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3))) [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 493 501) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 493 501) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 493 501) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point L765(lines 765 769) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L271 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-07-20 13:02:25,793 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (<= 1 ~systemActive~0))) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse8 (not (<= 1 |old(~methaneLevelCritical~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse6) (or .cse5 .cse7 .cse6 .cse8) (or .cse0 .cse2 .cse7 .cse4 .cse8) (or .cse0 .cse5 .cse7 .cse4 .cse8))) [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2020-07-20 13:02:25,794 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2020-07-20 13:02:25,794 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2020-07-20 13:02:25,795 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2020-07-20 13:02:25,795 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= 0 ~pumpRunning~0))) (let ((.cse6 (and .cse9 .cse11)) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (<= ~waterLevel~0 1)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse12 (<= 1 ~pumpRunning~0)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse0 .cse7 .cse4 .cse8 .cse5) (or .cse0 .cse2 .cse7 .cse4 .cse5) (or .cse1 .cse9 .cse10 .cse3 .cse8) (or .cse1 .cse3 .cse4 .cse8 .cse6) (or .cse1 .cse9 .cse2 .cse10 .cse3) (or .cse7 .cse4 .cse8 .cse11) (or .cse0 .cse1 .cse3 .cse4 .cse8 .cse5) (or .cse0 .cse1 .cse2 .cse10 .cse3 .cse5) (or .cse1 .cse2 .cse10 .cse12) (or .cse0 .cse1 .cse10 .cse3 .cse8 .cse5) (or .cse1 .cse10 .cse8 .cse12) (or .cse2 .cse7 .cse4 .cse11)))) [2020-07-20 13:02:25,795 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse11 (= 0 ~methAndRunningLastTime~0))) (let ((.cse7 (and .cse11 (= 0 ~pumpRunning~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (<= ~waterLevel~0 1)) (.cse9 (<= 1 ~pumpRunning~0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse2 .cse3 .cse5) (or .cse1 .cse6 .cse2 .cse3 .cse7) (or .cse0 .cse1 .cse6 .cse8 .cse2 .cse5) (or .cse1 .cse6 .cse8 .cse9) (or .cse6 .cse10 .cse3) (or .cse1 .cse11 .cse8 .cse2 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse0 .cse1 .cse8 .cse2 .cse4 .cse5) (or .cse1 .cse8 .cse4 .cse9) (or .cse10 .cse3 .cse4) (or .cse1 .cse11 .cse6 .cse8 .cse2)))) [2020-07-20 13:02:25,795 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2020-07-20 13:02:25,795 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse12 (<= 1 ~pumpRunning~0)) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse11 (= 0 ~pumpRunning~0)) (.cse9 (<= ~waterLevel~0 1))) (let ((.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (and .cse11 .cse9)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not .cse14)) (.cse4 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (and .cse14 .cse11)) (.cse13 (and (= 0 ~methAndRunningLastTime~0) .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse8 .cse9) (or .cse0 .cse2 .cse6 .cse7 .cse9) (or .cse1 .cse2 .cse3 .cse10) (or .cse1 .cse3 .cse8 .cse11 .cse12) (or .cse6 .cse7 .cse8 .cse11) (or .cse0 .cse1 .cse2 .cse4 .cse7 .cse5) (or .cse1 .cse4 .cse7 .cse8 .cse11 .cse13) (or .cse1 .cse3 .cse4 .cse8 .cse11 .cse13) (or .cse0 .cse1 .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse6 .cse7 .cse11) (or .cse0 .cse1 .cse4 .cse7 .cse8 .cse5) (or .cse1 .cse2 .cse4 .cse7 .cse10 .cse13)))) [2020-07-20 13:02:25,796 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2020-07-20 13:02:25,797 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse6) (or .cse1 .cse2 .cse4 .cse7) (or .cse2 .cse8 .cse7) (or .cse1 .cse4 .cse7 .cse9) (or .cse1 .cse10 .cse3 .cse4 .cse9) (or .cse0 .cse1 .cse3 .cse4 .cse9 .cse5) (or .cse1 .cse3 .cse9 .cse6) (or .cse8 .cse7 .cse9) (or .cse1 .cse10 .cse2 .cse3 .cse4))) [2020-07-20 13:02:25,797 INFO L268 CegarLoopResult]: For program point L579(lines 578 597) no Hoare annotation was computed. [2020-07-20 13:02:25,797 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2020-07-20 13:02:25,797 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2020-07-20 13:02:25,797 INFO L271 CegarLoopResult]: At program point L952(lines 927 956) the Hoare annotation is: true [2020-07-20 13:02:25,797 INFO L268 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-07-20 13:02:25,797 INFO L268 CegarLoopResult]: For program point L941(lines 941 945) no Hoare annotation was computed. [2020-07-20 13:02:25,797 INFO L271 CegarLoopResult]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2020-07-20 13:02:25,797 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-07-20 13:02:25,798 INFO L271 CegarLoopResult]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2020-07-20 13:02:25,798 INFO L271 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: true [2020-07-20 13:02:25,798 INFO L268 CegarLoopResult]: For program point L933-1(line 933) no Hoare annotation was computed. [2020-07-20 13:02:25,798 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4))) [2020-07-20 13:02:25,798 INFO L268 CegarLoopResult]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2020-07-20 13:02:25,798 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2020-07-20 13:02:25,798 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2020-07-20 13:02:25,798 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2020-07-20 13:02:25,798 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,799 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-20 13:02:25,799 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:02:25,799 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:02:25,799 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2020-07-20 13:02:25,799 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: true [2020-07-20 13:02:25,799 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2020-07-20 13:02:25,799 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 607 631) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,799 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2020-07-20 13:02:25,799 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2020-07-20 13:02:25,800 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse0 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4))) (.cse3 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse4) (or .cse1 .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3))) [2020-07-20 13:02:25,800 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse1 .cse3 .cse5 .cse6) (or .cse0 .cse1 .cse3 .cse5 .cse4))) [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-07-20 13:02:25,800 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2020-07-20 13:02:25,800 INFO L268 CegarLoopResult]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (= 0 ~methAndRunningLastTime~0))) (.cse6 (not (<= 1 ~systemActive~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse1 .cse7 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse7 .cse4 .cse5))) [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2020-07-20 13:02:25,801 INFO L268 CegarLoopResult]: For program point L637(lines 637 654) no Hoare annotation was computed. [2020-07-20 13:02:25,802 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 633 657) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,802 INFO L264 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-20 13:02:25,802 INFO L268 CegarLoopResult]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2020-07-20 13:02:25,802 INFO L264 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,802 INFO L264 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 13:02:25,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:02:25 BoogieIcfgContainer [2020-07-20 13:02:25,834 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:02:25,836 INFO L168 Benchmark]: Toolchain (without parser) took 19134.53 ms. Allocated memory was 138.9 MB in the beginning and 483.9 MB in the end (delta: 345.0 MB). Free memory was 102.9 MB in the beginning and 171.1 MB in the end (delta: -68.2 MB). Peak memory consumption was 316.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,839 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.67 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 171.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,841 INFO L168 Benchmark]: Boogie Preprocessor took 102.65 ms. Allocated memory is still 203.4 MB. Free memory was 171.9 MB in the beginning and 167.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,841 INFO L168 Benchmark]: RCFGBuilder took 1306.05 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 167.6 MB in the beginning and 193.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,842 INFO L168 Benchmark]: TraceAbstraction took 17007.76 ms. Allocated memory was 236.5 MB in the beginning and 483.9 MB in the end (delta: 247.5 MB). Free memory was 192.4 MB in the beginning and 171.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 308.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:02:25,845 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 712.67 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 171.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.65 ms. Allocated memory is still 203.4 MB. Free memory was 171.9 MB in the beginning and 167.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1306.05 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 167.6 MB in the beginning and 193.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17007.76 ms. Allocated memory was 236.5 MB in the beginning and 483.9 MB in the end (delta: 247.5 MB). Free memory was 192.4 MB in the beginning and 171.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 308.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 828]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) <= 1) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((((((((!(\old(waterLevel) <= 1) || ((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0)) || ((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0)) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || (((1 <= methaneLevelCritical && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 260 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.3s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2466 SDtfs, 725 SDslu, 3825 SDs, 0 SdLazy, 477 SolverSat, 37 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1152 GetRequests, 1118 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2283occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 169 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 3617 PreInvPairs, 3737 NumberOfFragments, 3675 HoareAnnotationTreeSize, 3617 FomulaSimplifications, 2182 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 72 FomulaSimplificationsInter, 9460 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1159 NumberOfCodeBlocks, 1059 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1147 ConstructedInterpolants, 0 QuantifiedInterpolants, 226329 SizeOfPredicates, 28 NumberOfNonLiveVariables, 9276 ConjunctsInSsa, 102 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 133/133 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...