./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product18.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_product18.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 e9c38241666ec2c9dc2056ce7724b5bdf9baff18 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:20:02,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:02,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:02,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:02,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:02,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:02,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:02,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:02,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:02,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:02,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:02,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:02,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:02,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:02,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:02,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:02,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:02,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:02,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:02,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:02,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:02,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:02,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:02,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:02,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:02,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:02,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:02,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:02,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:02,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:02,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:02,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:02,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:02,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:02,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:02,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:02,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:02,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:02,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:02,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:02,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:02,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:02,612 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:02,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:02,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:02,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:02,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:02,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:02,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:02,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:02,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:02,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:02,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:02,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:02,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:02,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:02,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:02,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:02,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:02,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:02,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:02,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:02,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:02,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:02,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:02,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:02,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:02,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:02,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:02,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:02,622 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 -> e9c38241666ec2c9dc2056ce7724b5bdf9baff18 [2019-11-28 00:20:02,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:02,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:02,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:02,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:02,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:02,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-28 00:20:03,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894fd5d79/173e869c34dc4542adaf01b1f20e3d5e/FLAGe7252173c [2019-11-28 00:20:03,680 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:03,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-28 00:20:03,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894fd5d79/173e869c34dc4542adaf01b1f20e3d5e/FLAGe7252173c [2019-11-28 00:20:03,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894fd5d79/173e869c34dc4542adaf01b1f20e3d5e [2019-11-28 00:20:03,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:03,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:03,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:03,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:03,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:03,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 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 00:20:03,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:03" (1/1) ... [2019-11-28 00:20:03,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:03,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:04,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:04,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:04,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:04,555 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:04,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04 WrapperNode [2019-11-28 00:20:04,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:04,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:04,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:04,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:04,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:04,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:04,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:04,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:04,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (1/1) ... [2019-11-28 00:20:04,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:04,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:04,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:04,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:04,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (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 00:20:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:05,541 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:05,542 INFO L297 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-28 00:20:05,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:05 BoogieIcfgContainer [2019-11-28 00:20:05,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:05,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:05,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:05,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:05,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:03" (1/3) ... [2019-11-28 00:20:05,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57536258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:05, skipping insertion in model container [2019-11-28 00:20:05,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:04" (2/3) ... [2019-11-28 00:20:05,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57536258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:05, skipping insertion in model container [2019-11-28 00:20:05,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:05" (3/3) ... [2019-11-28 00:20:05,560 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2019-11-28 00:20:05,568 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:05,575 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:05,585 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:05,606 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:05,606 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:05,607 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:05,607 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:05,607 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:05,607 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:05,608 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:05,608 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-28 00:20:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:20:05,632 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,633 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:05,633 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,638 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2019-11-28 00:20:05,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,646 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048560073] [2019-11-28 00:20:05,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,950 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 00:20:05,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048560073] [2019-11-28 00:20:05,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:05,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408382007] [2019-11-28 00:20:05,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:05,961 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:05,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:05,979 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-28 00:20:06,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:06,016 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-11-28 00:20:06,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:06,018 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:20:06,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:06,028 INFO L225 Difference]: With dead ends: 144 [2019-11-28 00:20:06,029 INFO L226 Difference]: Without dead ends: 71 [2019-11-28 00:20:06,032 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 00:20:06,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-28 00:20:06,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-28 00:20:06,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-28 00:20:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-11-28 00:20:06,074 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-11-28 00:20:06,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:06,075 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-11-28 00:20:06,075 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-11-28 00:20:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:20:06,076 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:06,077 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 00:20:06,077 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:06,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:06,078 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2019-11-28 00:20:06,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:06,078 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603059779] [2019-11-28 00:20:06,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:06,208 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 00:20:06,209 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603059779] [2019-11-28 00:20:06,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:06,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:06,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454840354] [2019-11-28 00:20:06,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:06,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:06,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:06,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:06,213 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2019-11-28 00:20:06,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:06,224 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-11-28 00:20:06,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:06,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:20:06,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:06,226 INFO L225 Difference]: With dead ends: 71 [2019-11-28 00:20:06,226 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 00:20:06,227 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 00:20:06,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 00:20:06,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 00:20:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 00:20:06,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 00:20:06,233 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 00:20:06,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:06,233 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 00:20:06,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 00:20:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:20:06,238 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:06,238 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 00:20:06,238 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:06,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:06,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2019-11-28 00:20:06,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:06,239 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23158698] [2019-11-28 00:20:06,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:06,339 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 00:20:06,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23158698] [2019-11-28 00:20:06,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:06,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:06,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526522096] [2019-11-28 00:20:06,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:06,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:06,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:06,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:06,342 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-28 00:20:06,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:06,385 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-11-28 00:20:06,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:06,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:20:06,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:06,388 INFO L225 Difference]: With dead ends: 60 [2019-11-28 00:20:06,388 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 00:20:06,389 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 00:20:06,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 00:20:06,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 00:20:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 00:20:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-11-28 00:20:06,399 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-11-28 00:20:06,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:06,399 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-11-28 00:20:06,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-11-28 00:20:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:20:06,403 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:06,403 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 00:20:06,404 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:06,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:06,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2019-11-28 00:20:06,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:06,405 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133809774] [2019-11-28 00:20:06,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:06,596 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 00:20:06,597 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133809774] [2019-11-28 00:20:06,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:06,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:06,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500350649] [2019-11-28 00:20:06,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:06,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:06,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:06,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:06,599 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-11-28 00:20:06,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:06,846 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-28 00:20:06,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:06,847 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:20:06,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:06,848 INFO L225 Difference]: With dead ends: 151 [2019-11-28 00:20:06,848 INFO L226 Difference]: Without dead ends: 124 [2019-11-28 00:20:06,849 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:20:06,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-28 00:20:06,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-11-28 00:20:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-28 00:20:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-11-28 00:20:06,862 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-11-28 00:20:06,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:06,862 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-11-28 00:20:06,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-11-28 00:20:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:06,864 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:06,864 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 00:20:06,864 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:06,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:06,865 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2019-11-28 00:20:06,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:06,865 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200193857] [2019-11-28 00:20:06,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:06,953 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 00:20:06,954 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200193857] [2019-11-28 00:20:06,955 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:06,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:06,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254177117] [2019-11-28 00:20:06,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:06,956 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:06,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:06,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:06,957 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-11-28 00:20:07,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:07,036 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-11-28 00:20:07,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:07,036 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:07,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:07,037 INFO L225 Difference]: With dead ends: 148 [2019-11-28 00:20:07,037 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:07,038 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 00:20:07,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:07,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:07,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:20:07,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:07,040 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:07,040 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:07,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:07,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:07,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,311 INFO L242 CegarLoopResult]: At program point L432(lines 383 433) the Hoare annotation is: false [2019-11-28 00:20:07,311 INFO L242 CegarLoopResult]: At program point L102(lines 97 105) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:07,311 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:07,311 INFO L242 CegarLoopResult]: At program point L119-2(lines 119 133) the Hoare annotation is: false [2019-11-28 00:20:07,311 INFO L246 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-28 00:20:07,312 INFO L246 CegarLoopResult]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-28 00:20:07,312 INFO L249 CegarLoopResult]: At program point L203(lines 184 206) the Hoare annotation is: true [2019-11-28 00:20:07,312 INFO L242 CegarLoopResult]: At program point L170(lines 166 172) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:07,312 INFO L246 CegarLoopResult]: For program point L385(lines 384 431) no Hoare annotation was computed. [2019-11-28 00:20:07,312 INFO L246 CegarLoopResult]: For program point L253(lines 253 270) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L253-1(lines 253 270) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L253-2(lines 253 270) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-28 00:20:07,313 INFO L246 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-11-28 00:20:07,314 INFO L242 CegarLoopResult]: At program point L221(lines 220 239) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,314 INFO L246 CegarLoopResult]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2019-11-28 00:20:07,314 INFO L242 CegarLoopResult]: At program point L221-2(lines 220 239) the Hoare annotation is: false [2019-11-28 00:20:07,314 INFO L242 CegarLoopResult]: At program point L221-3(lines 220 239) the Hoare annotation is: false [2019-11-28 00:20:07,314 INFO L246 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-28 00:20:07,315 INFO L246 CegarLoopResult]: For program point L123-1(lines 221 227) no Hoare annotation was computed. [2019-11-28 00:20:07,315 INFO L246 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-11-28 00:20:07,315 INFO L242 CegarLoopResult]: At program point L404-1(lines 404 410) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,315 INFO L246 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,315 INFO L246 CegarLoopResult]: For program point L355-2(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,316 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:07,316 INFO L246 CegarLoopResult]: For program point L355-3(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,316 INFO L246 CegarLoopResult]: For program point L355-5(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,316 INFO L246 CegarLoopResult]: For program point L355-6(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,316 INFO L246 CegarLoopResult]: For program point L355-8(lines 355 359) no Hoare annotation was computed. [2019-11-28 00:20:07,317 INFO L242 CegarLoopResult]: At program point L306(lines 301 309) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,317 INFO L242 CegarLoopResult]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2019-11-28 00:20:07,317 INFO L242 CegarLoopResult]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2019-11-28 00:20:07,317 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-28 00:20:07,317 INFO L242 CegarLoopResult]: At program point L901(lines 896 904) the Hoare annotation is: false [2019-11-28 00:20:07,318 INFO L242 CegarLoopResult]: At program point L422-2(lines 221 227) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,318 INFO L242 CegarLoopResult]: At program point L901-1(lines 896 904) the Hoare annotation is: false [2019-11-28 00:20:07,318 INFO L246 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2019-11-28 00:20:07,318 INFO L242 CegarLoopResult]: At program point L901-2(lines 896 904) the Hoare annotation is: false [2019-11-28 00:20:07,318 INFO L246 CegarLoopResult]: For program point L257(lines 257 265) no Hoare annotation was computed. [2019-11-28 00:20:07,318 INFO L246 CegarLoopResult]: For program point L257-1(lines 257 265) no Hoare annotation was computed. [2019-11-28 00:20:07,319 INFO L246 CegarLoopResult]: For program point L257-2(lines 257 265) no Hoare annotation was computed. [2019-11-28 00:20:07,319 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,319 INFO L242 CegarLoopResult]: At program point L94(lines 1 904) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:07,319 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:07,319 INFO L246 CegarLoopResult]: For program point L194(lines 194 201) no Hoare annotation was computed. [2019-11-28 00:20:07,320 INFO L249 CegarLoopResult]: At program point L194-1(lines 194 201) the Hoare annotation is: true [2019-11-28 00:20:07,320 INFO L242 CegarLoopResult]: At program point L228(lines 228 234) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,320 INFO L242 CegarLoopResult]: At program point L228-1(lines 228 234) the Hoare annotation is: false [2019-11-28 00:20:07,320 INFO L242 CegarLoopResult]: At program point L228-2(lines 228 234) the Hoare annotation is: false [2019-11-28 00:20:07,320 INFO L246 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2019-11-28 00:20:07,321 INFO L246 CegarLoopResult]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2019-11-28 00:20:07,321 INFO L246 CegarLoopResult]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2019-11-28 00:20:07,321 INFO L246 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-11-28 00:20:07,321 INFO L242 CegarLoopResult]: At program point L394-1(lines 394 400) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,321 INFO L242 CegarLoopResult]: At program point L361(lines 346 364) the Hoare annotation is: false [2019-11-28 00:20:07,322 INFO L242 CegarLoopResult]: At program point L361-1(lines 346 364) the Hoare annotation is: false [2019-11-28 00:20:07,322 INFO L242 CegarLoopResult]: At program point L361-2(lines 346 364) the Hoare annotation is: false [2019-11-28 00:20:07,322 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:07,322 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,322 INFO L246 CegarLoopResult]: For program point L414(lines 414 427) no Hoare annotation was computed. [2019-11-28 00:20:07,323 INFO L242 CegarLoopResult]: At program point L860(lines 855 863) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,323 INFO L242 CegarLoopResult]: At program point L860-1(lines 855 863) the Hoare annotation is: false [2019-11-28 00:20:07,323 INFO L242 CegarLoopResult]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2019-11-28 00:20:07,323 INFO L246 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-28 00:20:07,323 INFO L242 CegarLoopResult]: At program point L51-1(lines 1 904) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:07,323 INFO L246 CegarLoopResult]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-11-28 00:20:07,324 INFO L242 CegarLoopResult]: At program point L51-3(lines 1 904) the Hoare annotation is: false [2019-11-28 00:20:07,324 INFO L246 CegarLoopResult]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-11-28 00:20:07,324 INFO L242 CegarLoopResult]: At program point L51-5(lines 1 904) the Hoare annotation is: false [2019-11-28 00:20:07,324 INFO L246 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,324 INFO L246 CegarLoopResult]: For program point L811-1(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,325 INFO L246 CegarLoopResult]: For program point L811-2(line 811) no Hoare annotation was computed. [2019-11-28 00:20:07,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:07 BoogieIcfgContainer [2019-11-28 00:20:07,346 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:07,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:07,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:07,347 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:07,348 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:05" (3/4) ... [2019-11-28 00:20:07,352 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:07,369 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:07,370 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:07,371 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:07,372 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:07,372 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:07,373 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:07,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:07,410 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:07,482 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:07,482 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:07,485 INFO L168 Benchmark]: Toolchain (without parser) took 3557.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.4 MB in the beginning and 928.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 173.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,485 INFO L168 Benchmark]: CDTParser took 0.41 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 00:20:07,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.16 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,486 INFO L168 Benchmark]: Boogie Preprocessor took 41.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:07,487 INFO L168 Benchmark]: RCFGBuilder took 873.22 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: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,487 INFO L168 Benchmark]: TraceAbstraction took 1800.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 118.5 MB). Peak memory consumption was 118.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,488 INFO L168 Benchmark]: Witness Printer took 135.68 ms. Allocated memory is still 1.2 GB. Free memory was 934.8 MB in the beginning and 928.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:07,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 628.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.16 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 873.22 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: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1800.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 118.5 MB). Peak memory consumption was 118.5 MB. Max. memory is 11.5 GB. * Witness Printer took 135.68 ms. Allocated memory is still 1.2 GB. Free memory was 934.8 MB in the beginning and 928.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: 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: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 311 SDtfs, 311 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1295 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 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, 3931 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...