/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:45:27,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:45:27,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:45:27,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:45:27,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:45:27,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:45:27,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:45:27,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:45:27,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:45:27,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:45:27,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:45:27,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:45:27,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:45:27,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:45:27,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:45:27,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:45:27,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:45:27,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:45:27,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:45:27,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:45:27,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:45:27,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:45:27,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:45:27,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:45:27,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:45:27,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:45:27,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:45:27,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:45:27,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:45:27,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:45:27,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:45:27,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:45:27,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:45:27,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:45:27,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:45:27,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:45:27,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:45:27,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:45:27,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:45:27,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:45:27,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:45:27,564 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 [2020-07-07 10:45:27,595 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:45:27,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:45:27,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:45:27,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:45:27,602 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:45:27,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:45:27,603 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:45:27,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:45:27,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:45:27,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:45:27,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:45:27,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:45:27,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:45:27,604 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:45:27,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:45:27,608 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:45:27,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:45:27,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:45:27,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:45:27,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:45:27,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:45:27,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:45:27,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:45:27,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:45:27,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:45:27,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:45:27,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:45:27,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:45:27,612 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:45:27,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:45:27,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:45:27,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:45:27,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:45:27,915 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:45:27,915 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:45:27,916 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-07-07 10:45:27,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781293bbd/ecf5748e75704d899be6407ddca1a3ec/FLAG5401f6d3f [2020-07-07 10:45:28,501 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:45:28,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-07-07 10:45:28,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781293bbd/ecf5748e75704d899be6407ddca1a3ec/FLAG5401f6d3f [2020-07-07 10:45:28,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781293bbd/ecf5748e75704d899be6407ddca1a3ec [2020-07-07 10:45:28,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:45:28,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:45:28,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:28,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:45:28,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:45:28,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:28" (1/1) ... [2020-07-07 10:45:28,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58bb5dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:28, skipping insertion in model container [2020-07-07 10:45:28,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:28" (1/1) ... [2020-07-07 10:45:28,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:45:28,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:45:29,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:29,210 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:45:29,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:29,419 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:45:29,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29 WrapperNode [2020-07-07 10:45:29,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:29,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:45:29,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:45:29,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:45:29,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (1/1) ... [2020-07-07 10:45:29,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:45:29,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:45:29,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:45:29,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:45:29,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (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 [2020-07-07 10:45:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:45:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:45:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-07 10:45:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:45:29,617 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:45:29,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:45:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:45:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:45:29,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:45:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:45:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:45:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:29,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:45:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:45:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:45:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:45:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:45:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:45:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:45:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:45:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:45:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:45:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:45:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:45:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:45:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:45:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:45:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:45:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:45:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:45:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:45:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:45:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:45:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:45:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:45:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:45:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:45:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:45:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:45:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:45:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:45:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:45:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:45:30,640 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:45:30,640 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:45:30,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:30 BoogieIcfgContainer [2020-07-07 10:45:30,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:45:30,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:45:30,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:45:30,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:45:30,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:45:28" (1/3) ... [2020-07-07 10:45:30,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd2a452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:30, skipping insertion in model container [2020-07-07 10:45:30,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:29" (2/3) ... [2020-07-07 10:45:30,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd2a452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:30, skipping insertion in model container [2020-07-07 10:45:30,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:30" (3/3) ... [2020-07-07 10:45:30,658 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2020-07-07 10:45:30,669 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:45:30,679 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:45:30,694 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:45:30,722 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:45:30,722 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:45:30,722 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:45:30,723 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:45:30,723 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:45:30,723 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:45:30,723 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:45:30,723 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:45:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2020-07-07 10:45:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-07 10:45:30,752 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:30,753 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:30,754 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:30,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:30,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1153338705, now seen corresponding path program 1 times [2020-07-07 10:45:30,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:30,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140561385] [2020-07-07 10:45:30,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,431 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:31,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140561385] [2020-07-07 10:45:31,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:31,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-07 10:45:31,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780681097] [2020-07-07 10:45:31,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:45:31,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:31,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:45:31,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:31,587 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 3 states. [2020-07-07 10:45:32,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:32,541 INFO L93 Difference]: Finished difference Result 219 states and 293 transitions. [2020-07-07 10:45:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:45:32,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-07 10:45:32,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:32,558 INFO L225 Difference]: With dead ends: 219 [2020-07-07 10:45:32,558 INFO L226 Difference]: Without dead ends: 120 [2020-07-07 10:45:32,563 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:32,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-07 10:45:32,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2020-07-07 10:45:32,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-07 10:45:32,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-07-07 10:45:32,640 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-07-07 10:45:32,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:32,640 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-07-07 10:45:32,641 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:45:32,641 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-07-07 10:45:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 10:45:32,644 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:32,644 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:32,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:45:32,645 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:32,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:32,645 INFO L82 PathProgramCache]: Analyzing trace with hash -976475527, now seen corresponding path program 1 times [2020-07-07 10:45:32,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:32,646 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574058112] [2020-07-07 10:45:32,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:32,980 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:33,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:33,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574058112] [2020-07-07 10:45:33,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:33,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:45:33,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962463538] [2020-07-07 10:45:33,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:45:33,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:33,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:45:33,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:45:33,027 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2020-07-07 10:45:33,450 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:33,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:33,914 INFO L93 Difference]: Finished difference Result 143 states and 174 transitions. [2020-07-07 10:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 10:45:33,914 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-07 10:45:33,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:33,916 INFO L225 Difference]: With dead ends: 143 [2020-07-07 10:45:33,917 INFO L226 Difference]: Without dead ends: 104 [2020-07-07 10:45:33,918 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:33,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-07 10:45:33,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81. [2020-07-07 10:45:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-07 10:45:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-07-07 10:45:33,947 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-07-07 10:45:33,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:33,948 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-07-07 10:45:33,948 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:45:33,948 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-07-07 10:45:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-07 10:45:33,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:33,950 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] [2020-07-07 10:45:33,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:45:33,951 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:33,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:33,951 INFO L82 PathProgramCache]: Analyzing trace with hash 560294279, now seen corresponding path program 1 times [2020-07-07 10:45:33,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:33,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294224048] [2020-07-07 10:45:33,952 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,281 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:34,378 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294224048] [2020-07-07 10:45:34,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:34,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:45:34,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300835268] [2020-07-07 10:45:34,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:45:34,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:34,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:45:34,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:45:34,381 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 8 states. [2020-07-07 10:45:34,796 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:35,099 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:35,354 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:35,601 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:36,283 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:37,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:37,228 INFO L93 Difference]: Finished difference Result 287 states and 356 transitions. [2020-07-07 10:45:37,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:45:37,228 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-07 10:45:37,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:37,233 INFO L225 Difference]: With dead ends: 287 [2020-07-07 10:45:37,233 INFO L226 Difference]: Without dead ends: 230 [2020-07-07 10:45:37,234 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-07 10:45:37,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-07-07 10:45:37,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 168. [2020-07-07 10:45:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-07-07 10:45:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions. [2020-07-07 10:45:37,334 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51 [2020-07-07 10:45:37,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:37,335 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 200 transitions. [2020-07-07 10:45:37,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:45:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2020-07-07 10:45:37,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-07 10:45:37,337 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:37,338 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] [2020-07-07 10:45:37,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:45:37,338 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:37,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:37,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1587380888, now seen corresponding path program 1 times [2020-07-07 10:45:37,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:37,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973089188] [2020-07-07 10:45:37,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,651 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:37,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:37,763 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973089188] [2020-07-07 10:45:37,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:37,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:45:37,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676239478] [2020-07-07 10:45:37,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:45:37,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:45:37,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:45:37,765 INFO L87 Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 11 states. [2020-07-07 10:45:38,293 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:38,587 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:38,824 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:39,064 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:39,523 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:40,079 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:40,409 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:40,647 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:40,870 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:45:41,093 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:41,356 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:41,613 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:41,873 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:42,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:42,344 INFO L93 Difference]: Finished difference Result 594 states and 779 transitions. [2020-07-07 10:45:42,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-07 10:45:42,347 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2020-07-07 10:45:42,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:42,353 INFO L225 Difference]: With dead ends: 594 [2020-07-07 10:45:42,353 INFO L226 Difference]: Without dead ends: 450 [2020-07-07 10:45:42,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:45:42,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-07-07 10:45:42,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 422. [2020-07-07 10:45:42,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-07-07 10:45:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 520 transitions. [2020-07-07 10:45:42,453 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 520 transitions. Word has length 54 [2020-07-07 10:45:42,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:42,454 INFO L479 AbstractCegarLoop]: Abstraction has 422 states and 520 transitions. [2020-07-07 10:45:42,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:45:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 520 transitions. [2020-07-07 10:45:42,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-07 10:45:42,457 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:42,457 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] [2020-07-07 10:45:42,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:45:42,458 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:42,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:42,458 INFO L82 PathProgramCache]: Analyzing trace with hash -660855694, now seen corresponding path program 1 times [2020-07-07 10:45:42,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:42,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146002208] [2020-07-07 10:45:42,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,763 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:42,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146002208] [2020-07-07 10:45:42,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:42,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:45:42,829 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698635713] [2020-07-07 10:45:42,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:45:42,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:42,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:45:42,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:42,831 INFO L87 Difference]: Start difference. First operand 422 states and 520 transitions. Second operand 5 states. [2020-07-07 10:45:43,154 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:43,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:43,625 INFO L93 Difference]: Finished difference Result 736 states and 931 transitions. [2020-07-07 10:45:43,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-07 10:45:43,625 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-07-07 10:45:43,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:43,629 INFO L225 Difference]: With dead ends: 736 [2020-07-07 10:45:43,629 INFO L226 Difference]: Without dead ends: 373 [2020-07-07 10:45:43,631 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:45:43,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-07-07 10:45:43,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 360. [2020-07-07 10:45:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-07-07 10:45:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 419 transitions. [2020-07-07 10:45:43,699 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 419 transitions. Word has length 58 [2020-07-07 10:45:43,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:43,699 INFO L479 AbstractCegarLoop]: Abstraction has 360 states and 419 transitions. [2020-07-07 10:45:43,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:45:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 419 transitions. [2020-07-07 10:45:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-07 10:45:43,702 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:43,702 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] [2020-07-07 10:45:43,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:45:43,703 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:43,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:43,703 INFO L82 PathProgramCache]: Analyzing trace with hash 936630038, now seen corresponding path program 1 times [2020-07-07 10:45:43,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:43,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228465402] [2020-07-07 10:45:43,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:43,992 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-07 10:45:44,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228465402] [2020-07-07 10:45:44,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280285660] [2020-07-07 10:45:44,096 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:45:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:44,263 INFO L264 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-07 10:45:44,273 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:45:44,371 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:45:44,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:45:44,373 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2020-07-07 10:45:44,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316981214] [2020-07-07 10:45:44,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:45:44,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:44,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:45:44,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:45:44,377 INFO L87 Difference]: Start difference. First operand 360 states and 419 transitions. Second operand 10 states. [2020-07-07 10:45:45,036 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-07 10:45:45,568 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:46,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:46,069 INFO L93 Difference]: Finished difference Result 480 states and 570 transitions. [2020-07-07 10:45:46,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:45:46,070 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-07 10:45:46,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:46,071 INFO L225 Difference]: With dead ends: 480 [2020-07-07 10:45:46,071 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:45:46,072 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 115 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:45:46,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:45:46,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:45:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:45:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:45:46,073 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2020-07-07 10:45:46,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:46,074 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:45:46,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:45:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:45:46,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:45:46,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-07 10:45:46,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:45:46,997 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 19 [2020-07-07 10:45:49,288 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:49,911 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-07 10:45:50,277 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:50,834 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2020-07-07 10:45:51,222 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:51,578 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:51,933 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:52,192 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:52,619 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-07 10:45:52,796 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-07 10:45:52,966 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-07 10:45:53,538 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-07-07 10:45:54,019 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-07 10:45:54,611 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-07 10:45:54,776 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:45:55,736 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-07 10:45:55,901 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-07 10:45:56,356 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-07 10:45:56,704 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:56,709 INFO L268 CegarLoopResult]: For program point L574(lines 551 575) no Hoare annotation was computed. [2020-07-07 10:45:56,709 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2020-07-07 10:45:56,709 INFO L268 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-07-07 10:45:56,709 INFO L268 CegarLoopResult]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2020-07-07 10:45:56,709 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-07 10:45:56,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2020-07-07 10:45:56,710 INFO L268 CegarLoopResult]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2020-07-07 10:45:56,710 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2020-07-07 10:45:56,710 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2020-07-07 10:45:56,710 INFO L268 CegarLoopResult]: For program point L635(lines 608 636) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-07-07 10:45:56,711 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-07-07 10:45:56,712 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 859 865) the Hoare annotation is: true [2020-07-07 10:45:56,712 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 859 865) no Hoare annotation was computed. [2020-07-07 10:45:56,712 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 866 874) no Hoare annotation was computed. [2020-07-07 10:45:56,712 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 866 874) the Hoare annotation is: true [2020-07-07 10:45:56,712 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 866 874) no Hoare annotation was computed. [2020-07-07 10:45:56,712 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 270 294) the Hoare annotation is: true [2020-07-07 10:45:56,713 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point L280-1(line 280) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point L278-1(lines 270 294) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L271 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: true [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 270 294) no Hoare annotation was computed. [2020-07-07 10:45:56,713 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 451 473) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,714 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 451 473) no Hoare annotation was computed. [2020-07-07 10:45:56,714 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:56,714 INFO L264 CegarLoopResult]: At program point L463-1(line 463) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:56,714 INFO L268 CegarLoopResult]: For program point L461(lines 461 468) no Hoare annotation was computed. [2020-07-07 10:45:56,714 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 451 473) no Hoare annotation was computed. [2020-07-07 10:45:56,714 INFO L268 CegarLoopResult]: For program point L461-1(lines 461 468) no Hoare annotation was computed. [2020-07-07 10:45:56,714 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-07 10:45:56,715 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,715 INFO L264 CegarLoopResult]: At program point L457(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,715 INFO L264 CegarLoopResult]: At program point L457-1(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,715 INFO L268 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-07-07 10:45:56,715 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-07 10:45:56,715 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 407 430) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 407 430) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 407 430) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-07 10:45:56,716 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 183 197) no Hoare annotation was computed. [2020-07-07 10:45:56,717 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-07-07 10:45:56,718 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 183 197) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 183 197) no Hoare annotation was computed. [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 93 100) no Hoare annotation was computed. [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 93 100) no Hoare annotation was computed. [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 93 100) no Hoare annotation was computed. [2020-07-07 10:45:56,718 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point L154(lines 154 162) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2020-07-07 10:45:56,719 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 852 858) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 852 858) the Hoare annotation is: true [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2020-07-07 10:45:56,720 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point L808(lines 808 828) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2020-07-07 10:45:56,721 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 438 447) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,721 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 438 447) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 438 447) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 86 92) no Hoare annotation was computed. [2020-07-07 10:45:56,722 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 86 92) the Hoare annotation is: true [2020-07-07 10:45:56,723 INFO L264 CegarLoopResult]: At program point testENTRY(lines 202 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:45:56,723 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:56,723 INFO L268 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-07-07 10:45:56,723 INFO L264 CegarLoopResult]: At program point L248-1(lines 242 255) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:56,723 INFO L268 CegarLoopResult]: For program point testFINAL(lines 202 267) no Hoare annotation was computed. [2020-07-07 10:45:56,723 INFO L268 CegarLoopResult]: For program point L213(lines 212 259) no Hoare annotation was computed. [2020-07-07 10:45:56,723 INFO L268 CegarLoopResult]: For program point L242(lines 242 255) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:56,724 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L268 CegarLoopResult]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L264 CegarLoopResult]: At program point L257(lines 212 259) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:56,724 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:56,724 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L268 CegarLoopResult]: For program point L214(lines 214 218) no Hoare annotation was computed. [2020-07-07 10:45:56,724 INFO L264 CegarLoopResult]: At program point L260(lines 211 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point testEXIT(lines 202 267) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point L768(lines 768 775) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point L762(lines 762 782) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point L351(lines 351 359) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point L351-2(lines 351 359) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 343 365) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 343 365) no Hoare annotation was computed. [2020-07-07 10:45:56,725 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 343 365) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L733(lines 733 744) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L715(lines 693 716) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L674(lines 674 690) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L734(lines 734 741) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L695(lines 694 714) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point L691(lines 691 732) no Hoare annotation was computed. [2020-07-07 10:45:56,726 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point L710-1(line 710) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 842 851) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 842 851) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 842 851) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point L113-1(lines 102 118) no Hoare annotation was computed. [2020-07-07 10:45:56,727 INFO L268 CegarLoopResult]: For program point L109(lines 109 115) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 102 118) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 102 118) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 366 374) the Hoare annotation is: true [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 366 374) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 366 374) no Hoare annotation was computed. [2020-07-07 10:45:56,728 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 322 333) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:56,728 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 322 333) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 333) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 334 342) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 334 342) no Hoare annotation was computed. [2020-07-07 10:45:56,729 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 334 342) no Hoare annotation was computed. [2020-07-07 10:45:56,730 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 62 85) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-07 10:45:56,730 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (and (not (= 0 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-07 10:45:56,730 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 62 85) no Hoare annotation was computed. [2020-07-07 10:45:56,730 INFO L264 CegarLoopResult]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-07 10:45:56,730 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 62 85) no Hoare annotation was computed. [2020-07-07 10:45:56,730 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-07 10:45:56,731 INFO L268 CegarLoopResult]: For program point L66(lines 65 84) no Hoare annotation was computed. [2020-07-07 10:45:56,731 INFO L271 CegarLoopResult]: At program point L387-2(lines 387 401) the Hoare annotation is: true [2020-07-07 10:45:56,731 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 377 406) no Hoare annotation was computed. [2020-07-07 10:45:56,731 INFO L271 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: true [2020-07-07 10:45:56,731 INFO L268 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-07-07 10:45:56,731 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 377 406) the Hoare annotation is: true [2020-07-07 10:45:56,731 INFO L271 CegarLoopResult]: At program point L402(lines 377 406) the Hoare annotation is: true [2020-07-07 10:45:56,731 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L268 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L271 CegarLoopResult]: At program point L391-1(lines 391 395) the Hoare annotation is: true [2020-07-07 10:45:56,732 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 298 309) the Hoare annotation is: true [2020-07-07 10:45:56,732 INFO L268 CegarLoopResult]: For program point L302-1(lines 298 309) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 298 309) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 431 437) no Hoare annotation was computed. [2020-07-07 10:45:56,732 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 431 437) the Hoare annotation is: true [2020-07-07 10:45:56,733 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,733 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:45:56,733 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:45:56,733 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:56,733 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 310 321) no Hoare annotation was computed. [2020-07-07 10:45:56,733 INFO L268 CegarLoopResult]: For program point L314-1(lines 310 321) no Hoare annotation was computed. [2020-07-07 10:45:56,733 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 310 321) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-07 10:45:56,733 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:56,734 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-07 10:45:56,734 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-07 10:45:56,734 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:56,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:45:56 BoogieIcfgContainer [2020-07-07 10:45:56,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:45:56,758 INFO L168 Benchmark]: Toolchain (without parser) took 27957.24 ms. Allocated memory was 140.0 MB in the beginning and 644.3 MB in the end (delta: 504.4 MB). Free memory was 102.9 MB in the beginning and 206.0 MB in the end (delta: -103.1 MB). Peak memory consumption was 498.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,759 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.33 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 175.7 MB in the end (delta: -73.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,761 INFO L168 Benchmark]: Boogie Preprocessor took 127.58 ms. Allocated memory is still 204.5 MB. Free memory was 175.7 MB in the beginning and 171.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,762 INFO L168 Benchmark]: RCFGBuilder took 1100.02 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 171.8 MB in the beginning and 201.9 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,763 INFO L168 Benchmark]: TraceAbstraction took 26106.34 ms. Allocated memory was 234.9 MB in the beginning and 644.3 MB in the end (delta: 409.5 MB). Free memory was 201.9 MB in the beginning and 206.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 502.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:56,766 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.33 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 175.7 MB in the end (delta: -73.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.58 ms. Allocated memory is still 204.5 MB. Free memory was 175.7 MB in the beginning and 171.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1100.02 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 171.8 MB in the beginning and 201.9 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26106.34 ms. Allocated memory was 234.9 MB in the beginning and 644.3 MB in the end (delta: 409.5 MB). Free memory was 201.9 MB in the beginning and 206.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 502.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel)) || !(1 == \old(waterLevel)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 461 SDtfs, 886 SDslu, 444 SDs, 0 SdLazy, 1896 SolverSat, 538 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 204 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 156 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 420 PreInvPairs, 469 NumberOfFragments, 848 HoareAnnotationTreeSize, 420 FomulaSimplifications, 46903 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 44 FomulaSimplificationsInter, 16327 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 116860 SizeOfPredicates, 3 NumberOfNonLiveVariables, 730 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 43/52 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...