./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer --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 0140910feaef212f3eb8993aa9e49d2064d898fa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:47:56,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:47:56,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:47:56,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:47:56,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:47:56,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:47:56,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:47:56,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:47:56,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:47:56,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:47:56,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:47:56,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:47:56,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:47:56,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:47:56,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:47:56,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:47:56,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:47:56,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:47:56,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:47:56,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:47:57,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:47:57,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:47:57,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:47:57,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:47:57,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:47:57,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:47:57,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:47:57,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:47:57,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:47:57,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:47:57,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:47:57,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:47:57,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:47:57,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:47:57,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:47:57,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:47:57,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:47:57,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:47:57,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:47:57,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:47:57,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:47:57,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:47:57,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:47:57,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:47:57,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:47:57,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:47:57,044 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:47:57,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:47:57,044 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:47:57,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:47:57,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:47:57,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:47:57,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:47:57,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:47:57,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:47:57,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:47:57,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:47:57,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:47:57,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:47:57,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:47:57,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:47:57,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:47:57,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:47:57,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:47:57,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:47:57,048 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer 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 -> 0140910feaef212f3eb8993aa9e49d2064d898fa [2019-11-25 08:47:57,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:47:57,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:47:57,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:47:57,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:47:57,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:47:57,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2019-11-25 08:47:57,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/data/3d7849e10/ea5b28acb30f4e4cbad52ff2de623509/FLAGf5a881da2 [2019-11-25 08:47:57,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:47:57,727 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2019-11-25 08:47:57,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/data/3d7849e10/ea5b28acb30f4e4cbad52ff2de623509/FLAGf5a881da2 [2019-11-25 08:47:58,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/data/3d7849e10/ea5b28acb30f4e4cbad52ff2de623509 [2019-11-25 08:47:58,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:47:58,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:47:58,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:47:58,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:47:58,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:47:58,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31191da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58, skipping insertion in model container [2019-11-25 08:47:58,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:47:58,118 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:47:58,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:47:58,520 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:47:58,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:47:58,635 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:47:58,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58 WrapperNode [2019-11-25 08:47:58,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:47:58,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:47:58,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:47:58,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:47:58,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:47:58,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:47:58,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:47:58,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:47:58,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... [2019-11-25 08:47:58,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:47:58,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:47:58,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:47:58,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:47:58,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/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 [2019-11-25 08:47:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:47:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:47:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:47:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:47:59,689 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:47:59,689 INFO L284 CfgBuilder]: Removed 174 assume(true) statements. [2019-11-25 08:47:59,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:59 BoogieIcfgContainer [2019-11-25 08:47:59,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:47:59,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:47:59,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:47:59,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:47:59,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:47:58" (1/3) ... [2019-11-25 08:47:59,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c72dbca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:47:59, skipping insertion in model container [2019-11-25 08:47:59,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:58" (2/3) ... [2019-11-25 08:47:59,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c72dbca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:47:59, skipping insertion in model container [2019-11-25 08:47:59,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:59" (3/3) ... [2019-11-25 08:47:59,696 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2019-11-25 08:47:59,703 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:47:59,709 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:47:59,717 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:47:59,744 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:47:59,744 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:47:59,744 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:47:59,745 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:47:59,745 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:47:59,745 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:47:59,745 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:47:59,745 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:47:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-11-25 08:47:59,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-25 08:47:59,764 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:47:59,765 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:59,765 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:47:59,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:59,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1681835383, now seen corresponding path program 1 times [2019-11-25 08:47:59,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:59,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247223813] [2019-11-25 08:47:59,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:59,991 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247223813] [2019-11-25 08:47:59,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:59,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:59,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233562983] [2019-11-25 08:47:59,997 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:47:59,998 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:48:00,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:00,012 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-11-25 08:48:00,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:00,043 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2019-11-25 08:48:00,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:48:00,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-25 08:48:00,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:00,056 INFO L225 Difference]: With dead ends: 249 [2019-11-25 08:48:00,056 INFO L226 Difference]: Without dead ends: 124 [2019-11-25 08:48:00,059 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 [2019-11-25 08:48:00,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-25 08:48:00,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-11-25 08:48:00,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-11-25 08:48:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2019-11-25 08:48:00,102 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2019-11-25 08:48:00,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:00,102 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2019-11-25 08:48:00,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:48:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2019-11-25 08:48:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-25 08:48:00,104 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:00,104 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] [2019-11-25 08:48:00,105 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:00,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:00,105 INFO L82 PathProgramCache]: Analyzing trace with hash 124184170, now seen corresponding path program 1 times [2019-11-25 08:48:00,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:00,106 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509418644] [2019-11-25 08:48:00,106 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:00,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509418644] [2019-11-25 08:48:00,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:00,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:00,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984457485] [2019-11-25 08:48:00,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:00,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:00,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:00,205 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand 3 states. [2019-11-25 08:48:00,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:00,217 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2019-11-25 08:48:00,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:00,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-25 08:48:00,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:00,218 INFO L225 Difference]: With dead ends: 124 [2019-11-25 08:48:00,219 INFO L226 Difference]: Without dead ends: 53 [2019-11-25 08:48:00,220 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 [2019-11-25 08:48:00,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-25 08:48:00,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-25 08:48:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-25 08:48:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-25 08:48:00,226 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2019-11-25 08:48:00,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:00,226 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-25 08:48:00,226 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-25 08:48:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-25 08:48:00,227 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:00,228 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, 1, 1] [2019-11-25 08:48:00,228 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:00,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:00,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1773395585, now seen corresponding path program 1 times [2019-11-25 08:48:00,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:00,229 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880702940] [2019-11-25 08:48:00,229 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:00,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880702940] [2019-11-25 08:48:00,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:00,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:48:00,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566102272] [2019-11-25 08:48:00,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:00,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:00,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:00,382 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 6 states. [2019-11-25 08:48:00,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:00,520 INFO L93 Difference]: Finished difference Result 171 states and 252 transitions. [2019-11-25 08:48:00,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:00,521 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2019-11-25 08:48:00,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:00,524 INFO L225 Difference]: With dead ends: 171 [2019-11-25 08:48:00,524 INFO L226 Difference]: Without dead ends: 125 [2019-11-25 08:48:00,525 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:00,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-11-25 08:48:00,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 75. [2019-11-25 08:48:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-25 08:48:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2019-11-25 08:48:00,536 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2019-11-25 08:48:00,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:00,537 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2019-11-25 08:48:00,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2019-11-25 08:48:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-25 08:48:00,538 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:00,538 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, 1, 1, 1, 1] [2019-11-25 08:48:00,538 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:00,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:00,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1811224639, now seen corresponding path program 1 times [2019-11-25 08:48:00,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:00,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279770564] [2019-11-25 08:48:00,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:00,590 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279770564] [2019-11-25 08:48:00,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:00,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:00,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027129258] [2019-11-25 08:48:00,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:00,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:00,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:00,592 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2019-11-25 08:48:00,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:00,640 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2019-11-25 08:48:00,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:00,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-25 08:48:00,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:00,641 INFO L225 Difference]: With dead ends: 167 [2019-11-25 08:48:00,642 INFO L226 Difference]: Without dead ends: 99 [2019-11-25 08:48:00,642 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:00,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-11-25 08:48:00,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2019-11-25 08:48:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-11-25 08:48:00,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2019-11-25 08:48:00,652 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 28 [2019-11-25 08:48:00,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:00,653 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2019-11-25 08:48:00,653 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2019-11-25 08:48:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-25 08:48:00,654 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:00,654 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, 1, 1, 1, 1, 1] [2019-11-25 08:48:00,655 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:00,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:00,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1504916170, now seen corresponding path program 1 times [2019-11-25 08:48:00,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:00,655 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029408419] [2019-11-25 08:48:00,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:00,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:00,737 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029408419] [2019-11-25 08:48:00,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:00,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:00,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136469404] [2019-11-25 08:48:00,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:00,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:00,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:00,739 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand 5 states. [2019-11-25 08:48:00,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:00,890 INFO L93 Difference]: Finished difference Result 314 states and 445 transitions. [2019-11-25 08:48:00,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-25 08:48:00,891 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-25 08:48:00,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:00,893 INFO L225 Difference]: With dead ends: 314 [2019-11-25 08:48:00,893 INFO L226 Difference]: Without dead ends: 224 [2019-11-25 08:48:00,894 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 [2019-11-25 08:48:00,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-11-25 08:48:00,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 95. [2019-11-25 08:48:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-25 08:48:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2019-11-25 08:48:00,908 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 29 [2019-11-25 08:48:00,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:00,908 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2019-11-25 08:48:00,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2019-11-25 08:48:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-25 08:48:00,910 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:00,910 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:00,911 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:00,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:00,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1415533294, now seen corresponding path program 1 times [2019-11-25 08:48:00,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:00,912 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498513569] [2019-11-25 08:48:00,912 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:00,984 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498513569] [2019-11-25 08:48:00,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:00,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:48:00,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207854900] [2019-11-25 08:48:00,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:00,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:00,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:00,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:00,986 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand 5 states. [2019-11-25 08:48:01,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:01,065 INFO L93 Difference]: Finished difference Result 276 states and 380 transitions. [2019-11-25 08:48:01,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:01,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-25 08:48:01,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:01,068 INFO L225 Difference]: With dead ends: 276 [2019-11-25 08:48:01,068 INFO L226 Difference]: Without dead ends: 188 [2019-11-25 08:48:01,068 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:01,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-11-25 08:48:01,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 101. [2019-11-25 08:48:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-25 08:48:01,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 137 transitions. [2019-11-25 08:48:01,081 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 137 transitions. Word has length 34 [2019-11-25 08:48:01,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:01,082 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 137 transitions. [2019-11-25 08:48:01,082 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2019-11-25 08:48:01,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-25 08:48:01,084 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:01,084 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:01,084 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:01,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:01,085 INFO L82 PathProgramCache]: Analyzing trace with hash 2116597872, now seen corresponding path program 1 times [2019-11-25 08:48:01,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:01,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180716309] [2019-11-25 08:48:01,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:01,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:01,157 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180716309] [2019-11-25 08:48:01,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:01,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:48:01,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189556697] [2019-11-25 08:48:01,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:01,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:01,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:01,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:01,159 INFO L87 Difference]: Start difference. First operand 101 states and 137 transitions. Second operand 6 states. [2019-11-25 08:48:01,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:01,264 INFO L93 Difference]: Finished difference Result 293 states and 397 transitions. [2019-11-25 08:48:01,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-25 08:48:01,265 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-11-25 08:48:01,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:01,281 INFO L225 Difference]: With dead ends: 293 [2019-11-25 08:48:01,282 INFO L226 Difference]: Without dead ends: 199 [2019-11-25 08:48:01,282 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:48:01,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2019-11-25 08:48:01,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 105. [2019-11-25 08:48:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-25 08:48:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2019-11-25 08:48:01,295 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 141 transitions. Word has length 34 [2019-11-25 08:48:01,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:01,295 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 141 transitions. [2019-11-25 08:48:01,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2019-11-25 08:48:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-25 08:48:01,296 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:01,296 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:01,297 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:01,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:01,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1529791858, now seen corresponding path program 1 times [2019-11-25 08:48:01,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:01,297 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054048268] [2019-11-25 08:48:01,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:01,336 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054048268] [2019-11-25 08:48:01,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:01,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:01,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802547883] [2019-11-25 08:48:01,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:01,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:01,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:01,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:01,338 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. Second operand 3 states. [2019-11-25 08:48:01,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:01,370 INFO L93 Difference]: Finished difference Result 253 states and 341 transitions. [2019-11-25 08:48:01,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:01,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-25 08:48:01,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:01,371 INFO L225 Difference]: With dead ends: 253 [2019-11-25 08:48:01,372 INFO L226 Difference]: Without dead ends: 155 [2019-11-25 08:48:01,372 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:01,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2019-11-25 08:48:01,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2019-11-25 08:48:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-11-25 08:48:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2019-11-25 08:48:01,387 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 34 [2019-11-25 08:48:01,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:01,387 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2019-11-25 08:48:01,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2019-11-25 08:48:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-25 08:48:01,389 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:01,389 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:01,389 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:01,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:01,389 INFO L82 PathProgramCache]: Analyzing trace with hash 133845682, now seen corresponding path program 1 times [2019-11-25 08:48:01,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:01,390 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35947093] [2019-11-25 08:48:01,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:01,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35947093] [2019-11-25 08:48:01,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:01,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:48:01,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467921630] [2019-11-25 08:48:01,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:01,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:01,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:01,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:01,517 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand 6 states. [2019-11-25 08:48:01,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:01,771 INFO L93 Difference]: Finished difference Result 567 states and 765 transitions. [2019-11-25 08:48:01,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-25 08:48:01,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-11-25 08:48:01,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:01,774 INFO L225 Difference]: With dead ends: 567 [2019-11-25 08:48:01,775 INFO L226 Difference]: Without dead ends: 469 [2019-11-25 08:48:01,775 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-25 08:48:01,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2019-11-25 08:48:01,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 221. [2019-11-25 08:48:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-11-25 08:48:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 288 transitions. [2019-11-25 08:48:01,804 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 288 transitions. Word has length 35 [2019-11-25 08:48:01,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:01,806 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 288 transitions. [2019-11-25 08:48:01,806 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 288 transitions. [2019-11-25 08:48:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-25 08:48:01,807 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:01,807 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:01,807 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:01,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:01,808 INFO L82 PathProgramCache]: Analyzing trace with hash 767046238, now seen corresponding path program 1 times [2019-11-25 08:48:01,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:01,809 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697925758] [2019-11-25 08:48:01,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:01,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697925758] [2019-11-25 08:48:01,897 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714050041] [2019-11-25 08:48:01,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:02,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:48:02,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:02,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:02,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 08:48:02,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2019-11-25 08:48:02,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027845680] [2019-11-25 08:48:02,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 08:48:02,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:02,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 08:48:02,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:48:02,096 INFO L87 Difference]: Start difference. First operand 221 states and 288 transitions. Second operand 10 states. [2019-11-25 08:48:02,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:02,473 INFO L93 Difference]: Finished difference Result 437 states and 582 transitions. [2019-11-25 08:48:02,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-25 08:48:02,473 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2019-11-25 08:48:02,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:02,474 INFO L225 Difference]: With dead ends: 437 [2019-11-25 08:48:02,475 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:48:02,476 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2019-11-25 08:48:02,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:48:02,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:48:02,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:48:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:48:02,477 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-11-25 08:48:02,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:02,477 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:48:02,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 08:48:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:48:02,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:48:02,678 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:02,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:48:03,674 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 28 [2019-11-25 08:48:04,020 WARN L192 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 39 [2019-11-25 08:48:04,446 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 34 [2019-11-25 08:48:04,893 WARN L192 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 34 [2019-11-25 08:48:05,020 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2019-11-25 08:48:05,164 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 15 [2019-11-25 08:48:05,587 WARN L192 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 34 [2019-11-25 08:48:06,066 WARN L192 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 31 [2019-11-25 08:48:06,354 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 31 [2019-11-25 08:48:06,564 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 34 [2019-11-25 08:48:07,062 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 31 [2019-11-25 08:48:07,214 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 30 [2019-11-25 08:48:07,217 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,217 INFO L447 ceAbstractionStarter]: At program point L367(lines 348 370) the Hoare annotation is: true [2019-11-25 08:48:07,217 INFO L440 ceAbstractionStarter]: At program point L70(lines 70 76) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse5 (<= 2 ~waterLevel~0) .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4))) [2019-11-25 08:48:07,217 INFO L440 ceAbstractionStarter]: At program point L70-1(lines 70 76) the Hoare annotation is: false [2019-11-25 08:48:07,217 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 76) the Hoare annotation is: false [2019-11-25 08:48:07,217 INFO L440 ceAbstractionStarter]: At program point L929(lines 920 933) the Hoare annotation is: false [2019-11-25 08:48:07,217 INFO L440 ceAbstractionStarter]: At program point L929-1(lines 920 933) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse3 .cse4 .cse5))) [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L929-2(lines 920 933) the Hoare annotation is: false [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L929-3(lines 920 933) the Hoare annotation is: false [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L929-4(lines 920 933) the Hoare annotation is: false [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L929-5(lines 920 933) the Hoare annotation is: false [2019-11-25 08:48:07,218 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 408) no Hoare annotation was computed. [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L402-1(lines 402 408) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse5 (<= 2 ~waterLevel~0) .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4))) [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L469(lines 464 472) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L174(lines 169 177) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse2 .cse5 .cse6 .cse3) (and .cse0 .cse1 .cse4 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6 .cse3))) [2019-11-25 08:48:07,218 INFO L440 ceAbstractionStarter]: At program point L174-1(lines 169 177) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse3))) [2019-11-25 08:48:07,219 INFO L440 ceAbstractionStarter]: At program point L174-2(lines 169 177) the Hoare annotation is: false [2019-11-25 08:48:07,219 INFO L440 ceAbstractionStarter]: At program point L174-3(lines 169 177) the Hoare annotation is: false [2019-11-25 08:48:07,219 INFO L440 ceAbstractionStarter]: At program point L174-4(lines 169 177) the Hoare annotation is: false [2019-11-25 08:48:07,219 INFO L440 ceAbstractionStarter]: At program point L174-5(lines 169 177) the Hoare annotation is: false [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242-5(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L444 ceAbstractionStarter]: For program point L242-8(lines 242 246) no Hoare annotation was computed. [2019-11-25 08:48:07,219 INFO L440 ceAbstractionStarter]: At program point L969(lines 63 69) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse3))) [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L969-1(lines 63 69) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L969-2(lines 63 69) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L444 ceAbstractionStarter]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L939(lines 934 942) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~4) (= |ULTIMATE.start_valid_product_#res| 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L939-1(lines 934 942) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L939-2(lines 934 942) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L279-2(lines 279 293) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L444 ceAbstractionStarter]: For program point L412(lines 412 425) no Hoare annotation was computed. [2019-11-25 08:48:07,220 INFO L444 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L248(lines 233 251) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~4) (= |ULTIMATE.start_valid_product_#res| 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L248-1(lines 233 251) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L440 ceAbstractionStarter]: At program point L248-2(lines 233 251) the Hoare annotation is: false [2019-11-25 08:48:07,220 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 287) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L283-1(lines 283 287) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L383(lines 382 429) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L418(lines 418 424) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L440 ceAbstractionStarter]: At program point L418-1(lines 418 424) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 (= ~pumpRunning~0 0) .cse5))) [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L121(lines 121 138) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L121-1(lines 121 138) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L121-2(lines 121 138) no Hoare annotation was computed. [2019-11-25 08:48:07,221 INFO L444 ceAbstractionStarter]: For program point L980(lines 980 997) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L980-1(lines 1 1000) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse5 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4))) [2019-11-25 08:48:07,222 INFO L444 ceAbstractionStarter]: For program point L980-2(lines 980 997) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L980-3(lines 1 1000) the Hoare annotation is: false [2019-11-25 08:48:07,222 INFO L444 ceAbstractionStarter]: For program point L980-4(lines 980 997) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L980-5(lines 1 1000) the Hoare annotation is: false [2019-11-25 08:48:07,222 INFO L444 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L444 ceAbstractionStarter]: For program point L948-1(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L444 ceAbstractionStarter]: For program point L948-2(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L916(lines 911 919) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse5 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4))) [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L916-1(lines 911 919) the Hoare annotation is: false [2019-11-25 08:48:07,222 INFO L440 ceAbstractionStarter]: At program point L916-2(lines 911 919) the Hoare annotation is: false [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L256(lines 256 262) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L440 ceAbstractionStarter]: At program point L256-1(lines 256 262) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~4) (= |ULTIMATE.start_valid_product_#res| 1) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-3(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-5(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-6(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-8(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-9(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-11(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-12(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-14(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,223 INFO L444 ceAbstractionStarter]: For program point L223-15(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L223-17(lines 223 227) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L125(lines 125 133) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 125 133) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L125-2(lines 125 133) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L984(lines 984 994) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L984-2(lines 984 994) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L984-4(lines 984 994) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L985(lines 985 991) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L985-2(lines 985 991) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L985-4(lines 985 991) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 365) no Hoare annotation was computed. [2019-11-25 08:48:07,224 INFO L447 ceAbstractionStarter]: At program point L358-1(lines 358 365) the Hoare annotation is: true [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L392(lines 392 398) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L440 ceAbstractionStarter]: At program point L392-1(lines 392 398) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse4) (and .cse0 .cse1 .cse5 (<= 2 ~waterLevel~0) .cse2 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4))) [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95-2(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95-3(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95-4(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,225 INFO L444 ceAbstractionStarter]: For program point L95-5(lines 95 112) no Hoare annotation was computed. [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L63(lines 59 81) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse5 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse4))) [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L63-1(lines 59 81) the Hoare annotation is: false [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L63-2(lines 59 81) the Hoare annotation is: false [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L229(lines 214 232) the Hoare annotation is: false [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L229-1(lines 214 232) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~4)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse1 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~2)) .cse2 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse3 .cse4 .cse5))) [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L229-2(lines 214 232) the Hoare annotation is: false [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L229-3(lines 214 232) the Hoare annotation is: false [2019-11-25 08:48:07,226 INFO L440 ceAbstractionStarter]: At program point L229-4(lines 214 232) the Hoare annotation is: false [2019-11-25 08:48:07,227 INFO L440 ceAbstractionStarter]: At program point L229-5(lines 214 232) the Hoare annotation is: false [2019-11-25 08:48:07,227 INFO L440 ceAbstractionStarter]: At program point L461(lines 1 1000) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:07,227 INFO L440 ceAbstractionStarter]: At program point L329(lines 325 331) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point L924-1(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point L924-2(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point L924-3(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,227 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L924-4(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L924-5(lines 924 930) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99-2(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99-3(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99-4(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L99-5(lines 99 107) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-11-25 08:48:07,228 INFO L440 ceAbstractionStarter]: At program point L430(lines 381 431) the Hoare annotation is: false [2019-11-25 08:48:07,229 INFO L440 ceAbstractionStarter]: At program point L959(lines 954 961) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:07,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:07 BoogieIcfgContainer [2019-11-25 08:48:07,283 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:48:07,283 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:48:07,284 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:48:07,284 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:48:07,284 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:59" (3/4) ... [2019-11-25 08:48:07,288 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:48:07,341 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:48:07,343 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:48:07,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:48:07,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:48:07,347 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:48:07,348 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:48:07,350 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:48:07,377 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-25 08:48:07,377 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-25 08:48:07,377 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-25 08:48:07,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,379 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,379 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-25 08:48:07,380 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:48:07,380 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,381 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,381 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,382 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,383 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,384 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-25 08:48:07,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((1 == tmp && \result == 1) && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-25 08:48:07,390 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && \result == 1) && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((1 == tmp && 0 == \result) && \result == 1) && !(0 == tmp)) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-25 08:48:07,484 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4509af90-774e-46a9-8a7c-e876fdd58969/bin/uautomizer/witness.graphml [2019-11-25 08:48:07,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:48:07,485 INFO L168 Benchmark]: Toolchain (without parser) took 9422.58 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -199.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,485 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:07,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.54 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,487 INFO L168 Benchmark]: Boogie Preprocessor took 45.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,487 INFO L168 Benchmark]: RCFGBuilder took 941.06 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,487 INFO L168 Benchmark]: TraceAbstraction took 7592.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -91.0 MB). Peak memory consumption was 229.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,488 INFO L168 Benchmark]: Witness Printer took 200.56 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:07,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 572.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -203.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.54 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 941.06 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7592.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -91.0 MB). Peak memory consumption was 229.4 MB. Max. memory is 11.5 GB. * Witness Printer took 200.56 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 948]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 948]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 948]: 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: 934]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((1 == tmp && \result == 1) && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: (((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((1 == tmp && \result == 1) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == tmp && \result == 1) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((1 == tmp && \result == 1) && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((1 == tmp && \result == 1) && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((1 == tmp && 0 == \result) && \result == 1) && !(0 == tmp)) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 3 error locations. Result: SAFE, OverallTime: 7.4s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, HoareTripleCheckerStatistics: 1098 SDtfs, 1576 SDslu, 1870 SDs, 0 SdLazy, 310 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 610 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 174 NumberOfFragments, 1016 HoareAnnotationTreeSize, 51 FomulaSimplifications, 41792 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 51 FomulaSimplificationsInter, 101428 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 30393 SizeOfPredicates, 4 NumberOfNonLiveVariables, 421 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...