./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:20:01,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:01,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:01,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:01,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:01,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:01,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:01,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:01,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:01,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:01,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:01,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:01,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:01,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:01,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:01,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:01,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:01,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:01,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:01,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:01,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:01,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:01,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:01,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:01,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:01,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:01,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:01,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:01,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:01,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:01,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:01,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:01,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:01,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:01,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:01,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:01,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:01,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:01,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:01,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:01,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:01,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:01,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:01,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:01,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:01,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:01,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:01,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:01,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:01,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:01,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:01,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:01,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:01,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:01,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:01,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:01,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:01,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:01,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:01,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:01,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:01,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:01,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:01,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:01,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:01,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 [2019-11-28 00:20:02,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:02,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:02,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:02,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:02,139 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:02,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2019-11-28 00:20:02,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5a56e032/622f5884d9be477a97e51e509028fd1f/FLAG9a65b9077 [2019-11-28 00:20:02,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:02,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2019-11-28 00:20:02,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5a56e032/622f5884d9be477a97e51e509028fd1f/FLAG9a65b9077 [2019-11-28 00:20:03,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5a56e032/622f5884d9be477a97e51e509028fd1f [2019-11-28 00:20:03,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:03,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:03,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:03,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:03,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:03,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a27607f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03, skipping insertion in model container [2019-11-28 00:20:03,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:03,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:03,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:03,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:03,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:03,680 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:03,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03 WrapperNode [2019-11-28 00:20:03,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:03,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:03,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:03,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:03,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:03,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:03,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:03,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:03,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:03,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:03,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:03,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:03,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (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 [2019-11-28 00:20:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:04,586 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:04,587 INFO L297 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-28 00:20:04,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:04 BoogieIcfgContainer [2019-11-28 00:20:04,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:04,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:04,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:04,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:04,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:03" (1/3) ... [2019-11-28 00:20:04,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440a861b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:04, skipping insertion in model container [2019-11-28 00:20:04,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03" (2/3) ... [2019-11-28 00:20:04,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440a861b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:04, skipping insertion in model container [2019-11-28 00:20:04,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:04" (3/3) ... [2019-11-28 00:20:04,601 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product15.cil.c [2019-11-28 00:20:04,611 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:04,618 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:04,629 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:04,650 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:04,650 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:04,651 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:04,651 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:04,651 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:04,651 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:04,651 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:04,652 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-28 00:20:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:20:04,674 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,675 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:04,675 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2019-11-28 00:20:04,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076902603] [2019-11-28 00:20:04,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:04,933 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076902603] [2019-11-28 00:20:04,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:04,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899697462] [2019-11-28 00:20:04,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:04,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:04,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:04,957 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-28 00:20:04,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,985 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-28 00:20:04,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:04,987 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:20:04,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,000 INFO L225 Difference]: With dead ends: 136 [2019-11-28 00:20:05,000 INFO L226 Difference]: Without dead ends: 67 [2019-11-28 00:20:05,004 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:05,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-28 00:20:05,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-28 00:20:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-28 00:20:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-28 00:20:05,061 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-28 00:20:05,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,062 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-28 00:20:05,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-28 00:20:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:20:05,064 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,064 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:05,065 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,066 INFO L82 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2019-11-28 00:20:05,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,066 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970844317] [2019-11-28 00:20:05,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:05,228 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970844317] [2019-11-28 00:20:05,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:05,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439542528] [2019-11-28 00:20:05,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:05,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:05,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:05,232 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-28 00:20:05,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,256 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-28 00:20:05,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:05,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:20:05,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,261 INFO L225 Difference]: With dead ends: 67 [2019-11-28 00:20:05,262 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 00:20:05,263 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:05,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 00:20:05,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 00:20:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 00:20:05,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 00:20:05,276 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 00:20:05,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,276 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 00:20:05,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:05,277 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 00:20:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:20:05,278 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,278 INFO L410 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] [2019-11-28 00:20:05,278 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,279 INFO L82 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2019-11-28 00:20:05,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,279 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946954833] [2019-11-28 00:20:05,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:05,399 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946954833] [2019-11-28 00:20:05,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:20:05,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450950768] [2019-11-28 00:20:05,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:20:05,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:20:05,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:20:05,403 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2019-11-28 00:20:05,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,571 INFO L93 Difference]: Finished difference Result 110 states and 160 transitions. [2019-11-28 00:20:05,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:20:05,571 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-28 00:20:05,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,573 INFO L225 Difference]: With dead ends: 110 [2019-11-28 00:20:05,575 INFO L226 Difference]: Without dead ends: 83 [2019-11-28 00:20:05,576 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:20:05,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-11-28 00:20:05,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 52. [2019-11-28 00:20:05,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-28 00:20:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2019-11-28 00:20:05,597 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2019-11-28 00:20:05,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,598 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2019-11-28 00:20:05,603 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:20:05,603 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2019-11-28 00:20:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:20:05,604 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,604 INFO L410 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] [2019-11-28 00:20:05,605 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,605 INFO L82 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2019-11-28 00:20:05,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,606 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868822410] [2019-11-28 00:20:05,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:05,723 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868822410] [2019-11-28 00:20:05,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,724 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:05,724 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702186169] [2019-11-28 00:20:05,725 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:05,725 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:05,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:05,726 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand 5 states. [2019-11-28 00:20:05,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,877 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2019-11-28 00:20:05,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:05,879 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:20:05,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,882 INFO L225 Difference]: With dead ends: 237 [2019-11-28 00:20:05,884 INFO L226 Difference]: Without dead ends: 191 [2019-11-28 00:20:05,886 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:20:05,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-11-28 00:20:05,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2019-11-28 00:20:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-11-28 00:20:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2019-11-28 00:20:05,917 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2019-11-28 00:20:05,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,918 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2019-11-28 00:20:05,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:05,918 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2019-11-28 00:20:05,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:05,919 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,920 INFO L410 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] [2019-11-28 00:20:05,920 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1110121172, now seen corresponding path program 1 times [2019-11-28 00:20:05,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,921 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141790533] [2019-11-28 00:20:05,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:06,015 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141790533] [2019-11-28 00:20:06,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:06,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:06,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944120214] [2019-11-28 00:20:06,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:06,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:06,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:06,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:06,017 INFO L87 Difference]: Start difference. First operand 92 states and 133 transitions. Second operand 5 states. [2019-11-28 00:20:06,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:06,108 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2019-11-28 00:20:06,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:06,109 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:06,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:06,110 INFO L225 Difference]: With dead ends: 282 [2019-11-28 00:20:06,110 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:06,112 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:20:06,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:06,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:06,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:20:06,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:06,113 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:06,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:06,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:06,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:06,436 INFO L242 CegarLoopResult]: At program point L514-1(lines 310 316) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,436 INFO L242 CegarLoopResult]: At program point L250(lines 1 899) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,437 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,437 INFO L246 CegarLoopResult]: For program point L498(lines 498 504) no Hoare annotation was computed. [2019-11-28 00:20:06,437 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 00:20:06,437 INFO L242 CegarLoopResult]: At program point L498-1(lines 498 504) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,437 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,437 INFO L242 CegarLoopResult]: At program point L317(lines 317 323) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,437 INFO L242 CegarLoopResult]: At program point L317-1(lines 317 323) the Hoare annotation is: false [2019-11-28 00:20:06,438 INFO L242 CegarLoopResult]: At program point L317-2(lines 317 323) the Hoare annotation is: false [2019-11-28 00:20:06,438 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 00:20:06,438 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,438 INFO L246 CegarLoopResult]: For program point L154(lines 154 158) no Hoare annotation was computed. [2019-11-28 00:20:06,438 INFO L246 CegarLoopResult]: For program point L154-3(lines 154 158) no Hoare annotation was computed. [2019-11-28 00:20:06,438 INFO L246 CegarLoopResult]: For program point L154-6(lines 154 158) no Hoare annotation was computed. [2019-11-28 00:20:06,439 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 00:20:06,439 INFO L246 CegarLoopResult]: For program point L56-1(lines 310 316) no Hoare annotation was computed. [2019-11-28 00:20:06,439 INFO L242 CegarLoopResult]: At program point L403(lines 396 406) the Hoare annotation is: false [2019-11-28 00:20:06,439 INFO L242 CegarLoopResult]: At program point L403-1(lines 396 406) the Hoare annotation is: false [2019-11-28 00:20:06,439 INFO L242 CegarLoopResult]: At program point L403-2(lines 396 406) the Hoare annotation is: false [2019-11-28 00:20:06,439 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 00:20:06,439 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,440 INFO L246 CegarLoopResult]: For program point L273(lines 273 286) no Hoare annotation was computed. [2019-11-28 00:20:06,440 INFO L242 CegarLoopResult]: At program point L273-1(lines 1 899) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,440 INFO L246 CegarLoopResult]: For program point L273-2(lines 273 286) no Hoare annotation was computed. [2019-11-28 00:20:06,440 INFO L242 CegarLoopResult]: At program point L273-3(lines 1 899) the Hoare annotation is: false [2019-11-28 00:20:06,440 INFO L246 CegarLoopResult]: For program point L273-4(lines 273 286) no Hoare annotation was computed. [2019-11-28 00:20:06,440 INFO L242 CegarLoopResult]: At program point L273-5(lines 1 899) the Hoare annotation is: false [2019-11-28 00:20:06,441 INFO L246 CegarLoopResult]: For program point L488(lines 488 494) no Hoare annotation was computed. [2019-11-28 00:20:06,441 INFO L242 CegarLoopResult]: At program point L488-1(lines 488 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,441 INFO L242 CegarLoopResult]: At program point L191(lines 186 194) the Hoare annotation is: false [2019-11-28 00:20:06,441 INFO L242 CegarLoopResult]: At program point L191-1(lines 186 194) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,441 INFO L242 CegarLoopResult]: At program point L191-2(lines 186 194) the Hoare annotation is: false [2019-11-28 00:20:06,441 INFO L242 CegarLoopResult]: At program point L191-3(lines 186 194) the Hoare annotation is: false [2019-11-28 00:20:06,442 INFO L242 CegarLoopResult]: At program point L191-4(lines 186 194) the Hoare annotation is: false [2019-11-28 00:20:06,442 INFO L242 CegarLoopResult]: At program point L191-5(lines 186 194) the Hoare annotation is: false [2019-11-28 00:20:06,442 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,442 INFO L246 CegarLoopResult]: For program point L456(lines 456 462) no Hoare annotation was computed. [2019-11-28 00:20:06,442 INFO L242 CegarLoopResult]: At program point L456-1(lines 456 462) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,442 INFO L242 CegarLoopResult]: At program point L258(lines 253 261) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,443 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,443 INFO L246 CegarLoopResult]: For program point L342(lines 342 359) no Hoare annotation was computed. [2019-11-28 00:20:06,443 INFO L246 CegarLoopResult]: For program point L342-1(lines 342 359) no Hoare annotation was computed. [2019-11-28 00:20:06,443 INFO L246 CegarLoopResult]: For program point L342-2(lines 342 359) no Hoare annotation was computed. [2019-11-28 00:20:06,443 INFO L246 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2019-11-28 00:20:06,443 INFO L242 CegarLoopResult]: At program point L310(lines 309 328) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,444 INFO L246 CegarLoopResult]: For program point L277(lines 277 283) no Hoare annotation was computed. [2019-11-28 00:20:06,444 INFO L246 CegarLoopResult]: For program point L310-1(lines 310 316) no Hoare annotation was computed. [2019-11-28 00:20:06,444 INFO L242 CegarLoopResult]: At program point L310-2(lines 309 328) the Hoare annotation is: false [2019-11-28 00:20:06,444 INFO L246 CegarLoopResult]: For program point L277-2(lines 277 283) no Hoare annotation was computed. [2019-11-28 00:20:06,444 INFO L242 CegarLoopResult]: At program point L310-3(lines 309 328) the Hoare annotation is: false [2019-11-28 00:20:06,444 INFO L246 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L246 CegarLoopResult]: For program point L277-4(lines 277 283) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L242 CegarLoopResult]: At program point L526(lines 477 527) the Hoare annotation is: false [2019-11-28 00:20:06,445 INFO L246 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L246 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L246 CegarLoopResult]: For program point L295-2(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 00:20:06,445 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 00:20:06,446 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,446 INFO L242 CegarLoopResult]: At program point L412(lines 407 415) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,446 INFO L242 CegarLoopResult]: At program point L412-1(lines 407 415) the Hoare annotation is: false [2019-11-28 00:20:06,446 INFO L246 CegarLoopResult]: For program point L346(lines 346 354) no Hoare annotation was computed. [2019-11-28 00:20:06,446 INFO L242 CegarLoopResult]: At program point L412-2(lines 407 415) the Hoare annotation is: false [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L346-1(lines 346 354) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L479(lines 478 525) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2019-11-28 00:20:06,447 INFO L246 CegarLoopResult]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-11-28 00:20:06,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:06 BoogieIcfgContainer [2019-11-28 00:20:06,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:06,469 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:06,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:06,469 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:06,470 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:04" (3/4) ... [2019-11-28 00:20:06,474 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:06,497 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:06,498 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:06,499 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:06,500 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:06,501 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:06,501 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:06,502 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:06,532 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 00:20:06,533 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-28 00:20:06,536 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:06,626 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:06,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:06,629 INFO L168 Benchmark]: Toolchain (without parser) took 3570.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 959.0 MB in the beginning and 930.1 MB in the end (delta: 28.9 MB). Peak memory consumption was 175.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,630 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:06,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,631 INFO L168 Benchmark]: Boogie Preprocessor took 37.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,632 INFO L168 Benchmark]: RCFGBuilder took 800.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,632 INFO L168 Benchmark]: TraceAbstraction took 1878.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.8 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,633 INFO L168 Benchmark]: Witness Printer took 157.85 ms. Allocated memory is still 1.2 GB. Free memory was 936.8 MB in the beginning and 930.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,635 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 621.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 800.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1878.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.8 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.4 MB. Max. memory is 11.5 GB. * Witness Printer took 157.85 ms. Allocated memory is still 1.2 GB. Free memory was 936.8 MB in the beginning and 930.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 306 SDtfs, 428 SDslu, 500 SDs, 0 SdLazy, 77 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 125 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...