/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 NOT_INCREMENTALLY -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 10:41:40,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:41:40,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:41:40,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:41:40,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:41:40,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:41:40,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:41:40,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:41:40,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:41:40,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:41:40,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:41:40,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:41:40,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:41:40,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:41:40,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:41:40,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:41:40,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:41:40,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:41:40,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:41:40,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:41:40,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:41:40,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:41:40,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:41:40,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:41:40,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:41:40,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:41:40,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:41:40,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:41:40,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:41:40,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:41:40,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:41:40,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:41:40,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:41:40,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:41:40,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:41:40,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:41:40,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:41:40,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:41:40,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:41:40,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:41:40,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:41:40,657 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 10:41:40,671 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:41:40,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:41:40,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:41:40,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:41:40,672 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:41:40,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:41:40,673 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:41:40,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:41:40,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:41:40,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:41:40,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:41:40,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:41:40,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:41:40,674 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:41:40,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:41:40,675 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:41:40,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:41:40,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:41:40,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:41:40,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:41:40,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:41:40,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:40,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:41:40,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:41:40,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:41:40,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:41:40,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:40,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:41:40,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:41:40,677 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 -> NOT_INCREMENTALLY [2020-07-20 10:41:40,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:41:40,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:41:40,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:41:40,958 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:41:40,959 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:41:40,959 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-20 10:41:41,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12af242b/5e97bf06f8ae4f579ee35ff27b691fda/FLAG9b8344b5a [2020-07-20 10:41:41,473 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:41:41,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-20 10:41:41,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12af242b/5e97bf06f8ae4f579ee35ff27b691fda/FLAG9b8344b5a [2020-07-20 10:41:41,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12af242b/5e97bf06f8ae4f579ee35ff27b691fda [2020-07-20 10:41:41,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:41:41,814 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:41:41,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:41,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:41:41,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:41:41,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:41" (1/1) ... [2020-07-20 10:41:41,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d28055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:41, skipping insertion in model container [2020-07-20 10:41:41,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:41" (1/1) ... [2020-07-20 10:41:41,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:41:41,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:41:42,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:42,214 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:41:42,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:42,500 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:41:42,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42 WrapperNode [2020-07-20 10:41:42,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:42,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:41:42,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:41:42,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:41:42,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:41:42,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:41:42,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:41:42,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:41:42,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (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 10:41:42,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:41:42,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:41:42,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:42,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:42,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:42,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:42,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:41:42,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:41:42,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:41:42,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:41:42,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:41:42,665 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:41:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:41:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:41:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:41:42,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-20 10:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:42,668 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 10:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:41:42,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:41:42,670 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:41:42,670 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:41:42,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:41:42,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:41:42,671 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:41:42,671 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-20 10:41:42,671 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:41:42,671 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:41:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:41:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:41:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:41:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:41:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:41:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:41:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:41:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:41:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:41:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:41:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:41:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:41:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:41:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:41:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:41:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:41:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:41:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:41:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-20 10:41:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:41:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:41:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:41:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:41:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:41:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:41:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:41:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:41:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:41:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:41:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-20 10:41:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 10:41:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:41:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:41:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:41:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:41:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:41:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:41:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:41:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:41:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:41:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:41:43,813 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:41:43,814 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:41:43,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:43 BoogieIcfgContainer [2020-07-20 10:41:43,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:41:43,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:41:43,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:41:43,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:41:43,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:41:41" (1/3) ... [2020-07-20 10:41:43,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c597a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:43, skipping insertion in model container [2020-07-20 10:41:43,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (2/3) ... [2020-07-20 10:41:43,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c597a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:43, skipping insertion in model container [2020-07-20 10:41:43,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:43" (3/3) ... [2020-07-20 10:41:43,827 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2020-07-20 10:41:43,837 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:41:43,845 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:41:43,858 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:41:43,883 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:41:43,884 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:41:43,884 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:41:43,884 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:41:43,884 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:41:43,885 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:41:43,885 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:41:43,885 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:41:43,908 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2020-07-20 10:41:43,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 10:41:43,919 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:43,920 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 10:41:43,920 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:43,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:43,929 INFO L82 PathProgramCache]: Analyzing trace with hash -453171886, now seen corresponding path program 1 times [2020-07-20 10:41:43,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:43,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671590172] [2020-07-20 10:41:43,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:44,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:41:44,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:44,287 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 10:41:44,287 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:44,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671590172] [2020-07-20 10:41:44,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:44,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:41:44,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494418653] [2020-07-20 10:41:44,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:41:44,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:44,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:41:44,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:44,313 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2020-07-20 10:41:44,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:44,360 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2020-07-20 10:41:44,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:41:44,361 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 10:41:44,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:44,376 INFO L225 Difference]: With dead ends: 312 [2020-07-20 10:41:44,376 INFO L226 Difference]: Without dead ends: 158 [2020-07-20 10:41:44,381 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 10:41:44,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-20 10:41:44,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-07-20 10:41:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-07-20 10:41:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2020-07-20 10:41:44,441 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2020-07-20 10:41:44,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:44,441 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2020-07-20 10:41:44,441 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:41:44,441 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2020-07-20 10:41:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:41:44,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:44,445 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 10:41:44,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:44,661 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:44,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:44,662 INFO L82 PathProgramCache]: Analyzing trace with hash 23130160, now seen corresponding path program 1 times [2020-07-20 10:41:44,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:44,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687987457] [2020-07-20 10:41:44,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:44,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:44,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:44,926 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 10:41:44,926 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:44,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687987457] [2020-07-20 10:41:44,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:44,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:44,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963385329] [2020-07-20 10:41:44,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:44,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:44,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:44,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:44,930 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2020-07-20 10:41:44,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:44,953 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2020-07-20 10:41:44,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:44,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:41:44,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:44,956 INFO L225 Difference]: With dead ends: 251 [2020-07-20 10:41:44,957 INFO L226 Difference]: Without dead ends: 149 [2020-07-20 10:41:44,958 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 10:41:44,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-20 10:41:44,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2020-07-20 10:41:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-07-20 10:41:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-07-20 10:41:44,974 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2020-07-20 10:41:44,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:44,974 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-07-20 10:41:44,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-07-20 10:41:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 10:41:44,977 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:44,977 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 10:41:45,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,191 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:45,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:45,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1418292754, now seen corresponding path program 1 times [2020-07-20 10:41:45,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:45,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [55645550] [2020-07-20 10:41:45,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:45,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:41:45,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:45,433 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 10:41:45,433 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:45,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [55645550] [2020-07-20 10:41:45,434 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:45,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:45,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112238190] [2020-07-20 10:41:45,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:45,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:45,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:45,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:45,435 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states. [2020-07-20 10:41:45,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:45,498 INFO L93 Difference]: Finished difference Result 387 states and 471 transitions. [2020-07-20 10:41:45,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:45,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 10:41:45,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:45,503 INFO L225 Difference]: With dead ends: 387 [2020-07-20 10:41:45,507 INFO L226 Difference]: Without dead ends: 266 [2020-07-20 10:41:45,509 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 10:41:45,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-07-20 10:41:45,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 260. [2020-07-20 10:41:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-07-20 10:41:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 315 transitions. [2020-07-20 10:41:45,571 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 315 transitions. Word has length 57 [2020-07-20 10:41:45,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:45,572 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 315 transitions. [2020-07-20 10:41:45,572 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 315 transitions. [2020-07-20 10:41:45,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 10:41:45,575 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:45,575 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 10:41:45,787 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,788 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:45,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:45,789 INFO L82 PathProgramCache]: Analyzing trace with hash -335998659, now seen corresponding path program 1 times [2020-07-20 10:41:45,789 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:45,790 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [662030757] [2020-07-20 10:41:45,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:46,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:46,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:46,034 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 10:41:46,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:46,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [662030757] [2020-07-20 10:41:46,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:46,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:46,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779957493] [2020-07-20 10:41:46,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:46,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:46,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:46,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:46,037 INFO L87 Difference]: Start difference. First operand 260 states and 315 transitions. Second operand 3 states. [2020-07-20 10:41:46,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:46,079 INFO L93 Difference]: Finished difference Result 492 states and 610 transitions. [2020-07-20 10:41:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:46,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-20 10:41:46,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:46,084 INFO L225 Difference]: With dead ends: 492 [2020-07-20 10:41:46,084 INFO L226 Difference]: Without dead ends: 489 [2020-07-20 10:41:46,085 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 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 10:41:46,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2020-07-20 10:41:46,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2020-07-20 10:41:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-07-20 10:41:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 606 transitions. [2020-07-20 10:41:46,123 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 606 transitions. Word has length 62 [2020-07-20 10:41:46,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:46,124 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 606 transitions. [2020-07-20 10:41:46,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 606 transitions. [2020-07-20 10:41:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-20 10:41:46,129 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:46,129 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:41:46,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:46,343 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:46,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:46,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1708646490, now seen corresponding path program 1 times [2020-07-20 10:41:46,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:46,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [976767077] [2020-07-20 10:41:46,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:46,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:41:46,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-20 10:41:46,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:46,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [976767077] [2020-07-20 10:41:46,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:46,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:41:46,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905914438] [2020-07-20 10:41:46,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:46,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:46,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:46,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:41:46,589 INFO L87 Difference]: Start difference. First operand 489 states and 606 transitions. Second operand 6 states. [2020-07-20 10:41:46,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:46,833 INFO L93 Difference]: Finished difference Result 1134 states and 1478 transitions. [2020-07-20 10:41:46,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 10:41:46,833 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2020-07-20 10:41:46,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:46,838 INFO L225 Difference]: With dead ends: 1134 [2020-07-20 10:41:46,838 INFO L226 Difference]: Without dead ends: 673 [2020-07-20 10:41:46,840 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 10:41:46,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2020-07-20 10:41:46,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 635. [2020-07-20 10:41:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-07-20 10:41:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 792 transitions. [2020-07-20 10:41:46,879 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 792 transitions. Word has length 93 [2020-07-20 10:41:46,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:46,879 INFO L479 AbstractCegarLoop]: Abstraction has 635 states and 792 transitions. [2020-07-20 10:41:46,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 792 transitions. [2020-07-20 10:41:46,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-20 10:41:46,883 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:46,883 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:41:47,097 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:47,098 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:47,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:47,099 INFO L82 PathProgramCache]: Analyzing trace with hash -476245269, now seen corresponding path program 1 times [2020-07-20 10:41:47,100 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:47,100 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [254016585] [2020-07-20 10:41:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:47,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 10:41:47,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:47,309 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 10:41:47,310 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:47,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [254016585] [2020-07-20 10:41:47,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:47,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:47,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307736079] [2020-07-20 10:41:47,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:47,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:47,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:47,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:47,312 INFO L87 Difference]: Start difference. First operand 635 states and 792 transitions. Second operand 3 states. [2020-07-20 10:41:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:47,393 INFO L93 Difference]: Finished difference Result 995 states and 1244 transitions. [2020-07-20 10:41:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:47,393 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-07-20 10:41:47,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:47,396 INFO L225 Difference]: With dead ends: 995 [2020-07-20 10:41:47,396 INFO L226 Difference]: Without dead ends: 388 [2020-07-20 10:41:47,398 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 10:41:47,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-07-20 10:41:47,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 380. [2020-07-20 10:41:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-07-20 10:41:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 461 transitions. [2020-07-20 10:41:47,418 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 461 transitions. Word has length 130 [2020-07-20 10:41:47,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:47,419 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 461 transitions. [2020-07-20 10:41:47,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:47,419 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 461 transitions. [2020-07-20 10:41:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-20 10:41:47,421 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:47,422 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, 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] [2020-07-20 10:41:47,634 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:47,635 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:47,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:47,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1847202753, now seen corresponding path program 1 times [2020-07-20 10:41:47,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:47,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1677895975] [2020-07-20 10:41:47,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:47,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 10:41:47,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:47,894 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 10:41:47,894 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:47,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1677895975] [2020-07-20 10:41:47,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:47,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:47,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123221654] [2020-07-20 10:41:47,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:47,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:47,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:47,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:47,896 INFO L87 Difference]: Start difference. First operand 380 states and 461 transitions. Second operand 3 states. [2020-07-20 10:41:47,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:47,992 INFO L93 Difference]: Finished difference Result 699 states and 871 transitions. [2020-07-20 10:41:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:47,992 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2020-07-20 10:41:47,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:47,995 INFO L225 Difference]: With dead ends: 699 [2020-07-20 10:41:47,995 INFO L226 Difference]: Without dead ends: 347 [2020-07-20 10:41:47,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 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 10:41:47,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-07-20 10:41:48,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2020-07-20 10:41:48,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-07-20 10:41:48,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 408 transitions. [2020-07-20 10:41:48,015 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 408 transitions. Word has length 154 [2020-07-20 10:41:48,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:48,015 INFO L479 AbstractCegarLoop]: Abstraction has 347 states and 408 transitions. [2020-07-20 10:41:48,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 408 transitions. [2020-07-20 10:41:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-07-20 10:41:48,018 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:48,018 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, 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] [2020-07-20 10:41:48,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:48,232 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:48,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:48,233 INFO L82 PathProgramCache]: Analyzing trace with hash 2066566159, now seen corresponding path program 1 times [2020-07-20 10:41:48,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:48,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [800202374] [2020-07-20 10:41:48,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:48,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 10:41:48,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-07-20 10:41:48,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 10:41:48,781 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-20 10:41:48,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [800202374] [2020-07-20 10:41:48,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 10:41:48,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2020-07-20 10:41:48,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585430105] [2020-07-20 10:41:48,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:48,783 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:48,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:48,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-20 10:41:48,783 INFO L87 Difference]: Start difference. First operand 347 states and 408 transitions. Second operand 6 states. [2020-07-20 10:41:49,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:49,023 INFO L93 Difference]: Finished difference Result 946 states and 1143 transitions. [2020-07-20 10:41:49,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:49,024 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2020-07-20 10:41:49,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:49,028 INFO L225 Difference]: With dead ends: 946 [2020-07-20 10:41:49,029 INFO L226 Difference]: Without dead ends: 627 [2020-07-20 10:41:49,030 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 329 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-07-20 10:41:49,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-07-20 10:41:49,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 619. [2020-07-20 10:41:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2020-07-20 10:41:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 728 transitions. [2020-07-20 10:41:49,063 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 728 transitions. Word has length 167 [2020-07-20 10:41:49,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:49,064 INFO L479 AbstractCegarLoop]: Abstraction has 619 states and 728 transitions. [2020-07-20 10:41:49,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 728 transitions. [2020-07-20 10:41:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-07-20 10:41:49,067 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:49,068 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, 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] [2020-07-20 10:41:49,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:49,281 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:49,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:49,282 INFO L82 PathProgramCache]: Analyzing trace with hash -510577677, now seen corresponding path program 1 times [2020-07-20 10:41:49,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:49,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [815451918] [2020-07-20 10:41:49,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:41:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:49,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 10:41:49,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:49,592 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 10:41:49,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:49,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [815451918] [2020-07-20 10:41:49,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:49,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-20 10:41:49,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314710181] [2020-07-20 10:41:49,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 10:41:49,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:49,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 10:41:49,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:49,594 INFO L87 Difference]: Start difference. First operand 619 states and 728 transitions. Second operand 8 states. [2020-07-20 10:41:49,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:49,972 INFO L93 Difference]: Finished difference Result 1141 states and 1350 transitions. [2020-07-20 10:41:49,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:49,975 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 171 [2020-07-20 10:41:49,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:49,976 INFO L225 Difference]: With dead ends: 1141 [2020-07-20 10:41:49,976 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:41:49,981 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 163 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 10:41:49,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:41:49,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:41:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:41:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:41:49,982 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2020-07-20 10:41:49,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:49,983 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:41:49,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 10:41:49,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:41:49,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:41:50,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:50,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:41:51,087 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2020-07-20 10:41:52,019 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-07-20 10:41:52,275 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-07-20 10:41:52,446 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2020-07-20 10:41:53,044 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2020-07-20 10:41:53,551 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2020-07-20 10:41:54,056 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2020-07-20 10:41:54,453 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2020-07-20 10:41:54,563 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:54,563 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:41:54,563 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 10:41:54,563 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 10:41:54,563 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:54,564 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:41:54,565 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 10:41:54,565 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:54,565 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 10:41:54,565 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:41:54,565 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 10:41:54,566 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2020-07-20 10:41:54,566 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2020-07-20 10:41:54,566 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2020-07-20 10:41:54,566 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2020-07-20 10:41:54,567 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2020-07-20 10:41:54,567 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,567 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2020-07-20 10:41:54,567 INFO L264 CegarLoopResult]: At program point L1011(line 1011) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,567 INFO L264 CegarLoopResult]: At program point L1011-1(line 1011) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,568 INFO L268 CegarLoopResult]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2020-07-20 10:41:54,568 INFO L268 CegarLoopResult]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2020-07-20 10:41:54,568 INFO L268 CegarLoopResult]: For program point L1007(line 1007) no Hoare annotation was computed. [2020-07-20 10:41:54,568 INFO L264 CegarLoopResult]: At program point L1006(line 1006) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,568 INFO L264 CegarLoopResult]: At program point L1005(line 1005) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,568 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L264 CegarLoopResult]: At program point L1005-1(line 1005) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 957 980) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 957 980) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 957 980) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-07-20 10:41:54,569 INFO L268 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L965(line 965) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point L962(line 962) no Hoare annotation was computed. [2020-07-20 10:41:54,570 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2020-07-20 10:41:54,570 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 10:41:54,571 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-07-20 10:41:54,571 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 10:41:54,571 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2020-07-20 10:41:54,571 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L271 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: true [2020-07-20 10:41:54,571 INFO L268 CegarLoopResult]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L268 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-07-20 10:41:54,571 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L727(lines 727 735) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 720 755) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 720 755) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 720 755) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-20 10:41:54,572 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:41:54,573 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,574 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,574 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2020-07-20 10:41:54,574 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2020-07-20 10:41:54,574 INFO L271 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: true [2020-07-20 10:41:54,574 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-20 10:41:54,574 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2020-07-20 10:41:54,574 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2020-07-20 10:41:54,574 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2020-07-20 10:41:54,574 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 10:41:54,574 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2020-07-20 10:41:54,575 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2020-07-20 10:41:54,575 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-07-20 10:41:54,575 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2020-07-20 10:41:54,575 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2020-07-20 10:41:54,575 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2020-07-20 10:41:54,575 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 10:41:54,575 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 10:41:54,575 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-20 10:41:54,576 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 10:41:54,576 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-20 10:41:54,576 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-20 10:41:54,576 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-20 10:41:54,576 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 10:41:54,576 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 10:41:54,577 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-20 10:41:54,577 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2020-07-20 10:41:54,577 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2020-07-20 10:41:54,577 INFO L264 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,577 INFO L268 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-07-20 10:41:54,577 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 (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 10:41:54,577 INFO L268 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-07-20 10:41:54,578 INFO L268 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-07-20 10:41:54,578 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)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse6) (and .cse5 .cse0 .cse4 .cse6 .cse7) (and .cse1 .cse4 .cse6 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse3 .cse4 .cse6) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 10:41:54,578 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-07-20 10:41:54,578 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-07-20 10:41:54,578 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)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse6) (and .cse5 .cse0 .cse4 .cse6 .cse7) (and .cse1 .cse4 .cse6 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse3 .cse4 .cse6) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-20 10:41:54,578 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 (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse1 .cse4 .cse5 .cse7) (and .cse6 .cse0 .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 10:41:54,579 INFO L268 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-07-20 10:41:54,579 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-07-20 10:41:54,579 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-07-20 10:41:54,579 INFO L264 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:54,579 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (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) (not (<= 1 |old(~systemActive~0)|)) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse0 .cse6 .cse1))) [2020-07-20 10:41:54,579 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-07-20 10:41:54,579 INFO L268 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-07-20 10:41:54,580 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 (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 10:41:54,580 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:41:54,580 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2020-07-20 10:41:54,581 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2020-07-20 10:41:54,581 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2020-07-20 10:41:54,581 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-20 10:41:54,581 INFO L268 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-07-20 10:41:54,581 INFO L268 CegarLoopResult]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2020-07-20 10:41:54,581 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 10:41:54,581 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-20 10:41:54,582 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 10:41:54,582 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 .cse4 .cse5) (or .cse0 .cse4 .cse2) (or .cse0 .cse1 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse5) (or .cse1 .cse3 .cse2))) [2020-07-20 10:41:54,582 INFO L268 CegarLoopResult]: For program point L549(lines 549 555) no Hoare annotation was computed. [2020-07-20 10:41:54,582 INFO L268 CegarLoopResult]: For program point L548(lines 548 558) no Hoare annotation was computed. [2020-07-20 10:41:54,582 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2020-07-20 10:41:54,582 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or (not (= 0 ~systemActive~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3) (or .cse2 .cse0 .cse1) (or .cse2 (= 0 ~methAndRunningLastTime~0) (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse3))) [2020-07-20 10:41:54,582 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 470 492) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 470 492) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 470 492) no Hoare annotation was computed. [2020-07-20 10:41:54,583 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 (= 0 ~pumpRunning~0))) [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2020-07-20 10:41:54,583 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:54,584 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 892 901) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 892 901) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 892 901) no Hoare annotation was computed. [2020-07-20 10:41:54,585 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,586 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:54,586 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,586 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2020-07-20 10:41:54,586 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2020-07-20 10:41:54,586 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 10:41:54,586 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 493 501) no Hoare annotation was computed. [2020-07-20 10:41:54,586 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 493 501) no Hoare annotation was computed. [2020-07-20 10:41:54,586 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 493 501) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point L765(lines 765 769) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L271 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,587 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,588 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,588 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 10:41:54,588 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2020-07-20 10:41:54,588 INFO L268 CegarLoopResult]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2020-07-20 10:41:54,588 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2020-07-20 10:41:54,588 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2020-07-20 10:41:54,588 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2020-07-20 10:41:54,589 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0))) (let ((.cse7 (and .cse10 .cse3)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (<= 1 ~pumpRunning~0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse8 .cse9) (or .cse4 .cse6 .cse1 .cse2 .cse7) (or .cse4 .cse10 .cse8 .cse6 .cse2) (or .cse4 .cse8 .cse2 .cse9) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse10 .cse5 .cse8 .cse6)))) [2020-07-20 10:41:54,589 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0))) (let ((.cse4 (and .cse9 (= 0 ~pumpRunning~0))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6) (or .cse1 .cse7 .cse3) (or .cse0 .cse2 .cse3 .cse8 .cse4) (or .cse0 .cse9 .cse5 .cse2 .cse8) (or .cse0 .cse5 .cse8 .cse6) (or .cse7 .cse3 .cse8) (or .cse0 .cse9 .cse1 .cse5 .cse2)))) [2020-07-20 10:41:54,589 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2020-07-20 10:41:54,589 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse10 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse11 (<= 1 ~methaneLevelCritical~0))) (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse8 (not .cse11)) (.cse5 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (and .cse11 .cse3)) (.cse6 (and (= 0 ~methAndRunningLastTime~0) .cse10)) (.cse4 (not (<= 1 ~systemActive~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse3 .cse6) (or .cse4 .cse7 .cse5 .cse2 .cse3 .cse6) (or .cse4 .cse8 .cse7 .cse9) (or .cse8 .cse0 .cse1 .cse3) (or .cse4 .cse8 .cse5 .cse1 .cse9 .cse6) (or .cse4 .cse7 .cse2 .cse3 .cse10)))) [2020-07-20 10:41:54,589 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2020-07-20 10:41:54,590 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse5) (or .cse1 .cse6 .cse5) (or .cse0 .cse4 .cse5 .cse7) (or .cse0 .cse8 .cse2 .cse4 .cse7) (or .cse0 .cse2 .cse7 .cse3) (or .cse6 .cse5 .cse7) (or .cse0 .cse8 .cse1 .cse2 .cse4))) [2020-07-20 10:41:54,590 INFO L268 CegarLoopResult]: For program point L579(lines 578 597) no Hoare annotation was computed. [2020-07-20 10:41:54,590 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2020-07-20 10:41:54,590 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2020-07-20 10:41:54,590 INFO L271 CegarLoopResult]: At program point L952(lines 927 956) the Hoare annotation is: true [2020-07-20 10:41:54,590 INFO L268 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-07-20 10:41:54,591 INFO L268 CegarLoopResult]: For program point L941(lines 941 945) no Hoare annotation was computed. [2020-07-20 10:41:54,591 INFO L271 CegarLoopResult]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2020-07-20 10:41:54,591 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-07-20 10:41:54,591 INFO L271 CegarLoopResult]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2020-07-20 10:41:54,591 INFO L271 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: true [2020-07-20 10:41:54,591 INFO L268 CegarLoopResult]: For program point L933-1(line 933) no Hoare annotation was computed. [2020-07-20 10:41:54,591 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: true [2020-07-20 10:41:54,591 INFO L268 CegarLoopResult]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2020-07-20 10:41:54,592 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2020-07-20 10:41:54,592 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2020-07-20 10:41:54,592 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2020-07-20 10:41:54,592 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,592 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:41:54,592 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:54,592 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:54,592 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2020-07-20 10:41:54,593 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: true [2020-07-20 10:41:54,593 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2020-07-20 10:41:54,593 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 10:41:54,593 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2020-07-20 10:41:54,593 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 10:41:54,593 INFO L268 CegarLoopResult]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2020-07-20 10:41:54,593 INFO L264 CegarLoopResult]: At program point L621(line 621) 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 10:41:54,594 INFO L264 CegarLoopResult]: At program point L617(line 617) 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 10:41:54,594 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-07-20 10:41:54,594 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 10:41:54,594 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-07-20 10:41:54,594 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-07-20 10:41:54,594 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2020-07-20 10:41:54,594 INFO L268 CegarLoopResult]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2020-07-20 10:41:54,595 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: true [2020-07-20 10:41:54,595 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-20 10:41:54,595 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-20 10:41:54,595 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-20 10:41:54,595 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-20 10:41:54,595 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-07-20 10:41:54,595 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 10:41:54,595 INFO L268 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-07-20 10:41:54,596 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2020-07-20 10:41:54,596 INFO L268 CegarLoopResult]: For program point L637(lines 637 654) no Hoare annotation was computed. [2020-07-20 10:41:54,596 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 10:41:54,596 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 10:41:54,596 INFO L268 CegarLoopResult]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2020-07-20 10:41:54,596 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 10:41:54,597 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 10:41:54,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:41:54 BoogieIcfgContainer [2020-07-20 10:41:54,615 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:41:54,617 INFO L168 Benchmark]: Toolchain (without parser) took 12804.21 ms. Allocated memory was 147.3 MB in the beginning and 384.8 MB in the end (delta: 237.5 MB). Free memory was 103.5 MB in the beginning and 182.7 MB in the end (delta: -79.2 MB). Peak memory consumption was 211.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,618 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 147.3 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.33 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 173.6 MB in the end (delta: -70.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,619 INFO L168 Benchmark]: Boogie Preprocessor took 83.73 ms. Allocated memory is still 205.0 MB. Free memory was 173.6 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,620 INFO L168 Benchmark]: RCFGBuilder took 1234.44 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 169.6 MB in the beginning and 191.0 MB in the end (delta: -21.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,621 INFO L168 Benchmark]: TraceAbstraction took 10794.62 ms. Allocated memory was 235.9 MB in the beginning and 384.8 MB in the end (delta: 148.9 MB). Free memory was 189.6 MB in the beginning and 182.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 208.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:54,624 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 147.3 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.33 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 173.6 MB in the end (delta: -70.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.73 ms. Allocated memory is still 205.0 MB. Free memory was 173.6 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1234.44 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 169.6 MB in the beginning and 191.0 MB in the end (delta: -21.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10794.62 ms. Allocated memory was 235.9 MB in the beginning and 384.8 MB in the end (delta: 148.9 MB). Free memory was 189.6 MB in the beginning and 182.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 208.6 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: ((!(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: ((((((((((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0)) || ((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || ((((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: 6.3s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1917 SDtfs, 683 SDslu, 2849 SDs, 0 SdLazy, 451 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1102 GetRequests, 1076 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=635occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 60 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1458 PreInvPairs, 1518 NumberOfFragments, 2931 HoareAnnotationTreeSize, 1458 FomulaSimplifications, 712 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 72 FomulaSimplificationsInter, 3776 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 937 NumberOfCodeBlocks, 937 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1094 ConstructedInterpolants, 0 QuantifiedInterpolants, 274830 SizeOfPredicates, 20 NumberOfNonLiveVariables, 7319 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 250/252 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...