./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product16.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_product16.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 97e1e79d9f040fa1d57b96c793652004756593a5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:20:01,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:01,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:01,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:01,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:01,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:01,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:01,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:01,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:01,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:01,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:01,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:01,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:01,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:01,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:01,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:01,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:01,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:01,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:01,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:01,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:01,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:01,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:01,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:01,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:01,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:01,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:01,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:01,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:01,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:01,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:01,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:01,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:01,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:01,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:01,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:01,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:01,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:01,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:01,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:01,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:01,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:01,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:01,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:01,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:01,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:01,739 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:01,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:01,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:01,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:01,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:01,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:01,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:01,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:01,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:01,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:01,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:01,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:01,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:01,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:01,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:01,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:01,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:01,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:01,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:01,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:01,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:01,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:01,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:01,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:01,746 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 -> 97e1e79d9f040fa1d57b96c793652004756593a5 [2019-11-28 00:20:02,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:02,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:02,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:02,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:02,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:02,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2019-11-28 00:20:02,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9467ba9d6/e6c9af55aa1a4d668f7adf80ac3ee270/FLAGb5ace3915 [2019-11-28 00:20:02,632 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:02,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2019-11-28 00:20:02,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9467ba9d6/e6c9af55aa1a4d668f7adf80ac3ee270/FLAGb5ace3915 [2019-11-28 00:20:02,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9467ba9d6/e6c9af55aa1a4d668f7adf80ac3ee270 [2019-11-28 00:20:02,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:02,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:02,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:02,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:02,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:02,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4f4d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02, skipping insertion in model container [2019-11-28 00:20:02,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:03,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:03,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:03,474 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:03,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:03,587 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:03,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:03 WrapperNode [2019-11-28 00:20:03,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:03,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:03,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:03,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:03,596 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 00:20:03,614 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 00:20:03,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:03,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:03,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:03,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:03,670 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 00:20:03,670 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 00:20:03,674 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 00:20:03,674 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 00:20:03,686 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 00:20:03,693 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 00:20:03,696 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 00:20:03,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:03,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:03,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:03,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:03,702 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 00:20:03,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:03,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:03,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:03,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:04,450 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:04,451 INFO L297 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-28 00:20:04,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:04 BoogieIcfgContainer [2019-11-28 00:20:04,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:04,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:04,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:04,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:04,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:02" (1/3) ... [2019-11-28 00:20:04,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d9dd7d 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 00:20:04,462 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 00:20:04,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d9dd7d 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 00:20:04,463 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 00:20:04,466 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2019-11-28 00:20:04,474 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:04,480 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:04,490 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:04,511 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:04,511 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:04,511 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:04,511 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:04,512 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:04,512 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:04,512 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:04,512 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-28 00:20:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:20:04,533 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,534 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:04,535 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,540 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2019-11-28 00:20:04,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,547 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637342900] [2019-11-28 00:20:04,547 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,778 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 00:20:04,779 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637342900] [2019-11-28 00:20:04,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:04,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948415908] [2019-11-28 00:20:04,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:04,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:04,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:04,803 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-28 00:20:04,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,843 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-28 00:20:04,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:04,845 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:20:04,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:04,861 INFO L225 Difference]: With dead ends: 136 [2019-11-28 00:20:04,861 INFO L226 Difference]: Without dead ends: 67 [2019-11-28 00:20:04,866 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 00:20:04,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-28 00:20:04,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-28 00:20:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-28 00:20:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-28 00:20:04,910 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-28 00:20:04,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,911 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-28 00:20:04,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-28 00:20:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:20:04,913 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,913 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 00:20:04,913 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2019-11-28 00:20:04,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,915 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195734592] [2019-11-28 00:20:04,915 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,029 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 00:20:05,030 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195734592] [2019-11-28 00:20:05,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:05,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633994298] [2019-11-28 00:20:05,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:05,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:05,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:05,034 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-28 00:20:05,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,046 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-28 00:20:05,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:05,047 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:20:05,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,048 INFO L225 Difference]: With dead ends: 67 [2019-11-28 00:20:05,048 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 00:20:05,050 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 00:20:05,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 00:20:05,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 00:20:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 00:20:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 00:20:05,057 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 00:20:05,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,057 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 00:20:05,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 00:20:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:20:05,059 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,059 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 00:20:05,059 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,060 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2019-11-28 00:20:05,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,061 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257737643] [2019-11-28 00:20:05,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,176 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 00:20:05,177 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257737643] [2019-11-28 00:20:05,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:05,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592870558] [2019-11-28 00:20:05,178 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:05,179 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:05,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:05,180 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-28 00:20:05,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,234 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-28 00:20:05,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:05,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:20:05,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,237 INFO L225 Difference]: With dead ends: 87 [2019-11-28 00:20:05,238 INFO L226 Difference]: Without dead ends: 60 [2019-11-28 00:20:05,239 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 00:20:05,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-28 00:20:05,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-11-28 00:20:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-28 00:20:05,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-11-28 00:20:05,258 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-11-28 00:20:05,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,259 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-11-28 00:20:05,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-11-28 00:20:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:20:05,262 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,262 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 00:20:05,263 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,263 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2019-11-28 00:20:05,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,264 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020193085] [2019-11-28 00:20:05,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,406 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 00:20:05,407 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020193085] [2019-11-28 00:20:05,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:05,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578793261] [2019-11-28 00:20:05,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:05,409 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:05,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:05,410 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-11-28 00:20:05,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,533 INFO L93 Difference]: Finished difference Result 260 states and 398 transitions. [2019-11-28 00:20:05,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:05,534 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:20:05,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,537 INFO L225 Difference]: With dead ends: 260 [2019-11-28 00:20:05,537 INFO L226 Difference]: Without dead ends: 210 [2019-11-28 00:20:05,538 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 00:20:05,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2019-11-28 00:20:05,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 100. [2019-11-28 00:20:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-28 00:20:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2019-11-28 00:20:05,568 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 23 [2019-11-28 00:20:05,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,569 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2019-11-28 00:20:05,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2019-11-28 00:20:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:05,571 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:05,572 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 00:20:05,572 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:05,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:05,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2019-11-28 00:20:05,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:05,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581309760] [2019-11-28 00:20:05,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:05,711 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 00:20:05,711 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581309760] [2019-11-28 00:20:05,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:05,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:05,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310324077] [2019-11-28 00:20:05,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:05,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:05,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:05,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:05,715 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand 5 states. [2019-11-28 00:20:05,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:05,799 INFO L93 Difference]: Finished difference Result 296 states and 443 transitions. [2019-11-28 00:20:05,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:05,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:05,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:05,801 INFO L225 Difference]: With dead ends: 296 [2019-11-28 00:20:05,801 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:05,803 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 00:20:05,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:05,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:05,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:05,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:20:05,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:05,805 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:05,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:05,806 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:05,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:06,036 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,036 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:06,037 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:06,037 INFO L246 CegarLoopResult]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:06,037 INFO L242 CegarLoopResult]: At program point L779(lines 774 782) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,037 INFO L242 CegarLoopResult]: At program point L779-1(lines 774 782) the Hoare annotation is: false [2019-11-28 00:20:06,037 INFO L246 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2019-11-28 00:20:06,038 INFO L242 CegarLoopResult]: At program point L779-2(lines 774 782) the Hoare annotation is: false [2019-11-28 00:20:06,038 INFO L246 CegarLoopResult]: For program point L713-1(lines 713 721) no Hoare annotation was computed. [2019-11-28 00:20:06,038 INFO L246 CegarLoopResult]: For program point L713-2(lines 713 721) no Hoare annotation was computed. [2019-11-28 00:20:06,038 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,038 INFO L246 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2019-11-28 00:20:06,038 INFO L242 CegarLoopResult]: At program point L136-1(lines 1 910) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,039 INFO L246 CegarLoopResult]: For program point L136-2(lines 136 149) no Hoare annotation was computed. [2019-11-28 00:20:06,039 INFO L242 CegarLoopResult]: At program point L136-3(lines 1 910) the Hoare annotation is: false [2019-11-28 00:20:06,039 INFO L246 CegarLoopResult]: For program point L136-4(lines 136 149) no Hoare annotation was computed. [2019-11-28 00:20:06,039 INFO L242 CegarLoopResult]: At program point L136-5(lines 1 910) the Hoare annotation is: false [2019-11-28 00:20:06,039 INFO L246 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2019-11-28 00:20:06,039 INFO L242 CegarLoopResult]: At program point L863-1(lines 863 869) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,040 INFO L249 CegarLoopResult]: At program point L286(lines 267 289) the Hoare annotation is: true [2019-11-28 00:20:06,040 INFO L242 CegarLoopResult]: At program point L253(lines 249 255) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,040 INFO L242 CegarLoopResult]: At program point L187(lines 182 190) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,040 INFO L242 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: false [2019-11-28 00:20:06,040 INFO L242 CegarLoopResult]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:06,041 INFO L242 CegarLoopResult]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,041 INFO L242 CegarLoopResult]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:06,041 INFO L242 CegarLoopResult]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:06,041 INFO L242 CegarLoopResult]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:06,041 INFO L242 CegarLoopResult]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:06,042 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-28 00:20:06,042 INFO L242 CegarLoopResult]: At program point L684(lines 684 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,042 INFO L242 CegarLoopResult]: At program point L684-1(lines 684 690) the Hoare annotation is: false [2019-11-28 00:20:06,042 INFO L242 CegarLoopResult]: At program point L684-2(lines 684 690) the Hoare annotation is: false [2019-11-28 00:20:06,042 INFO L246 CegarLoopResult]: For program point L883(lines 883 898) no Hoare annotation was computed. [2019-11-28 00:20:06,042 INFO L246 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-11-28 00:20:06,043 INFO L246 CegarLoopResult]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-11-28 00:20:06,043 INFO L246 CegarLoopResult]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-11-28 00:20:06,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,043 INFO L246 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2019-11-28 00:20:06,044 INFO L246 CegarLoopResult]: For program point L208-1(lines 677 683) no Hoare annotation was computed. [2019-11-28 00:20:06,044 INFO L246 CegarLoopResult]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-28 00:20:06,044 INFO L242 CegarLoopResult]: At program point L770(lines 763 773) the Hoare annotation is: false [2019-11-28 00:20:06,044 INFO L242 CegarLoopResult]: At program point L770-1(lines 763 773) the Hoare annotation is: false [2019-11-28 00:20:06,044 INFO L242 CegarLoopResult]: At program point L770-2(lines 763 773) the Hoare annotation is: false [2019-11-28 00:20:06,044 INFO L242 CegarLoopResult]: At program point L903(lines 852 904) the Hoare annotation is: false [2019-11-28 00:20:06,045 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,045 INFO L246 CegarLoopResult]: For program point L854(lines 853 902) no Hoare annotation was computed. [2019-11-28 00:20:06,045 INFO L246 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2019-11-28 00:20:06,045 INFO L246 CegarLoopResult]: For program point L277(lines 277 284) no Hoare annotation was computed. [2019-11-28 00:20:06,045 INFO L249 CegarLoopResult]: At program point L277-1(lines 277 284) the Hoare annotation is: true [2019-11-28 00:20:06,046 INFO L246 CegarLoopResult]: For program point L823(lines 823 829) no Hoare annotation was computed. [2019-11-28 00:20:06,046 INFO L242 CegarLoopResult]: At program point L823-1(lines 823 829) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,046 INFO L242 CegarLoopResult]: At program point L179(lines 1 910) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:06,046 INFO L246 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-11-28 00:20:06,046 INFO L242 CegarLoopResult]: At program point L873-1(lines 873 879) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,046 INFO L246 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L295-2(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L709-1(lines 709 726) no Hoare annotation was computed. [2019-11-28 00:20:06,047 INFO L246 CegarLoopResult]: For program point L709-2(lines 709 726) no Hoare annotation was computed. [2019-11-28 00:20:06,048 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:06,048 INFO L246 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-11-28 00:20:06,048 INFO L242 CegarLoopResult]: At program point L891-1(lines 677 683) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,048 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 00:20:06,048 INFO L242 CegarLoopResult]: At program point L677(lines 676 695) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:06,049 INFO L246 CegarLoopResult]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2019-11-28 00:20:06,049 INFO L242 CegarLoopResult]: At program point L677-2(lines 676 695) the Hoare annotation is: false [2019-11-28 00:20:06,049 INFO L242 CegarLoopResult]: At program point L677-3(lines 676 695) the Hoare annotation is: false [2019-11-28 00:20:06,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:06 BoogieIcfgContainer [2019-11-28 00:20:06,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:06,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:06,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:06,076 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:06,077 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 00:20:06,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:06,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:06,120 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:06,121 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:06,121 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:06,122 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:06,122 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:06,126 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:06,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:06,234 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:06,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:06,236 INFO L168 Benchmark]: Toolchain (without parser) took 3289.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 956.3 MB in the beginning and 935.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 169.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,237 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:06,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.49 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: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,238 INFO L168 Benchmark]: Boogie Preprocessor took 39.78 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 00:20:06,238 INFO L168 Benchmark]: RCFGBuilder took 752.38 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: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,239 INFO L168 Benchmark]: TraceAbstraction took 1620.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.9 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,240 INFO L168 Benchmark]: Witness Printer took 158.25 ms. Allocated memory is still 1.2 GB. Free memory was 941.9 MB in the beginning and 935.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:06,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 640.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.49 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: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.78 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 752.38 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: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1620.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.9 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 11.5 GB. * Witness Printer took 158.25 ms. Allocated memory is still 1.2 GB. Free memory was 941.9 MB in the beginning and 935.3 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: 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: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 308 SDtfs, 317 SDslu, 299 SDs, 0 SdLazy, 61 SolverSat, 12 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s 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...