./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label33_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label33_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b7a7a5814a56a9e6dbbad2923f39cc878cc4b23 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:55:16,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:55:16,515 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:55:16,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:55:16,530 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:55:16,531 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:55:16,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:55:16,534 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:55:16,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:55:16,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:55:16,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:55:16,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:55:16,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:55:16,538 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:55:16,539 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:55:16,539 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:55:16,540 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:55:16,542 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:55:16,543 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:55:16,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:55:16,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:55:16,546 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:55:16,549 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:55:16,549 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:55:16,549 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:55:16,550 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:55:16,551 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:55:16,551 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:55:16,552 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:55:16,553 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:55:16,553 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:55:16,554 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:55:16,554 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:55:16,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:55:16,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:55:16,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:55:16,556 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 16:55:16,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:55:16,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:55:16,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:55:16,570 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:55:16,570 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:55:16,570 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:55:16,570 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:55:16,570 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:55:16,570 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:55:16,571 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:55:16,571 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:55:16,571 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:55:16,571 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:55:16,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:55:16,572 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:55:16,572 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:55:16,572 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:55:16,572 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:55:16,572 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:55:16,574 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:55:16,574 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:55:16,574 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:55:16,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:55:16,574 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:55:16,575 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:55:16,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:55:16,575 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:55:16,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:55:16,576 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:55:16,577 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:55:16,577 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:55:16,577 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:55:16,577 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan 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 -> Taipan 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 -> 1b7a7a5814a56a9e6dbbad2923f39cc878cc4b23 [2018-11-18 16:55:16,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:55:16,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:55:16,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:55:16,618 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:55:16,619 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:55:16,619 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label33_true-unreach-call.c [2018-11-18 16:55:16,664 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/data/f723fc8ea/9c0f36f7998d4ae2af277b27a04e8c3e/FLAG9d9f8af44 [2018-11-18 16:55:17,167 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:55:17,167 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/sv-benchmarks/c/eca-rers2012/Problem10_label33_true-unreach-call.c [2018-11-18 16:55:17,182 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/data/f723fc8ea/9c0f36f7998d4ae2af277b27a04e8c3e/FLAG9d9f8af44 [2018-11-18 16:55:17,491 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/data/f723fc8ea/9c0f36f7998d4ae2af277b27a04e8c3e [2018-11-18 16:55:17,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:55:17,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:55:17,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:55:17,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:55:17,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:55:17,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:55:17" (1/1) ... [2018-11-18 16:55:17,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1db9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:17, skipping insertion in model container [2018-11-18 16:55:17,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:55:17" (1/1) ... [2018-11-18 16:55:17,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:55:17,583 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:55:18,127 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:55:18,130 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:55:18,222 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:55:18,256 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:55:18,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18 WrapperNode [2018-11-18 16:55:18,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:55:18,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:55:18,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:55:18,258 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:55:18,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:55:18,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:55:18,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:55:18,382 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:55:18,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... [2018-11-18 16:55:18,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:55:18,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:55:18,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:55:18,474 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:55:18,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/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 [2018-11-18 16:55:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 16:55:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:55:18,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:55:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 16:55:18,570 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 16:55:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:55:18,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:55:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:55:18,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:55:22,226 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:55:22,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:55:22 BoogieIcfgContainer [2018-11-18 16:55:22,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:55:22,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:55:22,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:55:22,231 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:55:22,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:55:17" (1/3) ... [2018-11-18 16:55:22,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386d8f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:55:22, skipping insertion in model container [2018-11-18 16:55:22,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:55:18" (2/3) ... [2018-11-18 16:55:22,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386d8f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:55:22, skipping insertion in model container [2018-11-18 16:55:22,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:55:22" (3/3) ... [2018-11-18 16:55:22,235 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label33_true-unreach-call.c [2018-11-18 16:55:22,243 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:55:22,250 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:55:22,262 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:55:22,299 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:55:22,299 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:55:22,299 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:55:22,300 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:55:22,300 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:55:22,301 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:55:22,301 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:55:22,302 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:55:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-18 16:55:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:55:22,339 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:55:22,340 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:55:22,342 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:55:22,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:22,350 INFO L82 PathProgramCache]: Analyzing trace with hash 2083208225, now seen corresponding path program 1 times [2018-11-18 16:55:22,352 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:55:22,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:22,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:55:22,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:22,395 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:55:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:22,774 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 6 DAG size of output: 3 [2018-11-18 16:55:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:55:22,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:55:22,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:55:22,809 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:55:22,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:55:22,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:55:22,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:55:22,835 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-18 16:55:25,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:55:25,805 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-18 16:55:25,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:55:25,807 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2018-11-18 16:55:25,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:55:25,823 INFO L225 Difference]: With dead ends: 737 [2018-11-18 16:55:25,824 INFO L226 Difference]: Without dead ends: 515 [2018-11-18 16:55:25,830 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:55:25,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-18 16:55:25,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-11-18 16:55:25,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 16:55:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 579 transitions. [2018-11-18 16:55:25,888 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 579 transitions. Word has length 51 [2018-11-18 16:55:25,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:55:25,889 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 579 transitions. [2018-11-18 16:55:25,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:55:25,889 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2018-11-18 16:55:25,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 16:55:25,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:55:25,895 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:55:25,895 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:55:25,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:25,896 INFO L82 PathProgramCache]: Analyzing trace with hash 273231611, now seen corresponding path program 1 times [2018-11-18 16:55:25,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:55:25,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:25,907 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:55:25,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:25,907 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:55:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:26,275 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 16:55:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:55:26,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:55:26,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:55:26,381 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:55:26,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:55:26,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:55:26,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:55:26,383 INFO L87 Difference]: Start difference. First operand 356 states and 579 transitions. Second operand 6 states. [2018-11-18 16:55:29,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:55:29,308 INFO L93 Difference]: Finished difference Result 1259 states and 2162 transitions. [2018-11-18 16:55:29,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:55:29,309 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-11-18 16:55:29,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:55:29,318 INFO L225 Difference]: With dead ends: 1259 [2018-11-18 16:55:29,319 INFO L226 Difference]: Without dead ends: 909 [2018-11-18 16:55:29,322 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:55:29,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-11-18 16:55:29,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 895. [2018-11-18 16:55:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-11-18 16:55:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1370 transitions. [2018-11-18 16:55:29,378 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1370 transitions. Word has length 126 [2018-11-18 16:55:29,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:55:29,378 INFO L480 AbstractCegarLoop]: Abstraction has 895 states and 1370 transitions. [2018-11-18 16:55:29,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:55:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1370 transitions. [2018-11-18 16:55:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 16:55:29,387 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:55:29,388 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-11-18 16:55:29,388 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:55:29,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:29,389 INFO L82 PathProgramCache]: Analyzing trace with hash 784908603, now seen corresponding path program 1 times [2018-11-18 16:55:29,389 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:55:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:29,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:55:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:29,397 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:55:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:29,773 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 16:55:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:55:30,028 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:55:30,028 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:55:30,029 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 159 with the following transitions: [2018-11-18 16:55:30,031 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-18 16:55:30,095 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:55:30,096 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:55:30,790 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 16:55:30,791 INFO L272 AbstractInterpreter]: Visited 111 different actions 111 times. Never merged. Never widened. Performed 1035 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1035 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 16:55:30,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:30,861 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 16:55:31,399 INFO L227 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 73.58% of their original sizes. [2018-11-18 16:55:31,399 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 16:55:31,832 INFO L415 sIntCurrentIteration]: We unified 157 AI predicates to 157 [2018-11-18 16:55:31,845 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 16:55:31,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:55:31,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-11-18 16:55:31,846 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:55:31,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:55:31,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:55:31,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:55:31,849 INFO L87 Difference]: Start difference. First operand 895 states and 1370 transitions. Second operand 6 states. [2018-11-18 16:55:55,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:55:55,755 INFO L93 Difference]: Finished difference Result 1930 states and 2961 transitions. [2018-11-18 16:55:55,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:55:55,755 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-11-18 16:55:55,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:55:55,760 INFO L225 Difference]: With dead ends: 1930 [2018-11-18 16:55:55,760 INFO L226 Difference]: Without dead ends: 1041 [2018-11-18 16:55:55,763 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 158 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:55:55,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-11-18 16:55:55,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1039. [2018-11-18 16:55:55,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-11-18 16:55:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1521 transitions. [2018-11-18 16:55:55,790 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1521 transitions. Word has length 158 [2018-11-18 16:55:55,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:55:55,791 INFO L480 AbstractCegarLoop]: Abstraction has 1039 states and 1521 transitions. [2018-11-18 16:55:55,791 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:55:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1521 transitions. [2018-11-18 16:55:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 16:55:55,796 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:55:55,796 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:55:55,797 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:55:55,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:55,797 INFO L82 PathProgramCache]: Analyzing trace with hash 732780905, now seen corresponding path program 1 times [2018-11-18 16:55:55,797 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:55:55,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:55,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:55:55,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:55:55,798 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:55:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:56,065 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 16:55:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 16:55:56,167 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:55:56,167 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:55:56,167 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 230 with the following transitions: [2018-11-18 16:55:56,168 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-18 16:55:56,173 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:55:56,173 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:55:56,494 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 16:55:56,494 INFO L272 AbstractInterpreter]: Visited 115 different actions 447 times. Merged at 7 different actions 20 times. Never widened. Performed 4544 root evaluator evaluations with a maximum evaluation depth of 9. Performed 4544 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 16:55:56,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:55:56,533 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 16:55:56,804 INFO L227 lantSequenceWeakener]: Weakened 226 states. On average, predicates are now at 78.28% of their original sizes. [2018-11-18 16:55:56,806 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 16:55:57,751 INFO L415 sIntCurrentIteration]: We unified 228 AI predicates to 228 [2018-11-18 16:55:57,751 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 16:55:57,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:55:57,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [4] total 12 [2018-11-18 16:55:57,752 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:55:57,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:55:57,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:55:57,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:55:57,753 INFO L87 Difference]: Start difference. First operand 1039 states and 1521 transitions. Second operand 10 states. [2018-11-18 16:56:30,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:30,985 INFO L93 Difference]: Finished difference Result 2663 states and 4226 transitions. [2018-11-18 16:56:30,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 16:56:30,986 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 229 [2018-11-18 16:56:30,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:30,986 INFO L225 Difference]: With dead ends: 2663 [2018-11-18 16:56:30,987 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:56:30,994 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 239 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-11-18 16:56:30,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:56:30,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:56:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:56:30,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:56:30,995 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 229 [2018-11-18 16:56:30,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:30,995 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:56:30,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:56:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:56:30,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:56:30,999 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:56:31,257 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-11-18 16:56:31,855 WARN L180 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2018-11-18 16:56:32,945 WARN L180 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 72 DAG size of output: 45 [2018-11-18 16:56:33,070 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2018-11-18 16:56:33,103 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a10~0)| ~a10~0) [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,104 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-18 16:56:33,105 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 16:56:33,106 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,107 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-18 16:56:33,108 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-18 16:56:33,110 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,110 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,110 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,110 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,110 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-18 16:56:33,111 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 16:56:33,112 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-18 16:56:33,113 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-18 16:56:33,114 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 16:56:33,115 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,116 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-18 16:56:33,119 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-18 16:56:33,120 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= |old(~a10~0)| ~a10~0)) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse3 (not (= 9 |old(~a19~0)|))) (.cse4 (= |calculate_output_#in~input| 0))) (and (or (= 3 |old(~a10~0)|) .cse0) (or (and (<= ~a1~0 38) .cse0) (< 38 |old(~a1~0)|)) (or (= ~a19~0 9) .cse1 .cse2 .cse3 .cse4) (or (and .cse0 (or (= ~a1~0 23) (not (= ~a10~0 0)))) (and (or .cse1 .cse2 (not (= 23 |old(~a1~0)|))) (or .cse1 .cse2 (= 0 |old(~a10~0)|))) .cse3 .cse4))) [2018-11-18 16:56:33,120 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 16:56:33,121 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,122 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 16:56:33,123 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,124 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,130 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 16:56:33,130 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-18 16:56:33,130 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-18 16:56:33,130 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-18 16:56:33,130 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:56:33,131 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 9) (= ~a10~0 0) (= ~a12~0 0) (= ~a1~0 23) (= ~a4~0 14)) [2018-11-18 16:56:33,131 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:56:33,131 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:56:33,132 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (and (= ~a19~0 9) (= ~a1~0 23) (= |old(~a10~0)| ~a10~0))) [2018-11-18 16:56:33,132 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-18 16:56:33,132 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a10~0 3)) (<= ~a1~0 38) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (and (not (= main_~input~0 0)) (= ~a19~0 9))) [2018-11-18 16:56:33,132 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-18 16:56:33,132 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 16:56:33,132 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-18 16:56:33,132 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= ~a10~0 3)) (<= ~a1~0 38) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (= ~a19~0 9) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|))) [2018-11-18 16:56:33,132 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-18 16:56:33,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:56:33 BoogieIcfgContainer [2018-11-18 16:56:33,145 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:56:33,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:56:33,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:56:33,146 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:56:33,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:55:22" (3/4) ... [2018-11-18 16:56:33,150 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:56:33,155 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:56:33,155 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 16:56:33,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:56:33,165 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 16:56:33,166 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 16:56:33,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(a10 == 3) || a1 <= 38) || !(14 == a4)) || !(0 == a12)) || !(9 == \old(a19))) || a19 == 9) || !(23 == \old(a1))) || !(0 == \old(a10)) [2018-11-18 16:56:33,295 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6f682761-075e-4a99-b26e-8f86c289cc1c/bin-2019/utaipan/witness.graphml [2018-11-18 16:56:33,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:56:33,296 INFO L168 Benchmark]: Toolchain (without parser) took 75801.67 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 951.7 MB in the beginning and 1.3 GB in the end (delta: -320.5 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,298 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:56:33,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.02 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 916.8 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,298 INFO L168 Benchmark]: Boogie Preprocessor took 92.10 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,298 INFO L168 Benchmark]: RCFGBuilder took 3752.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,299 INFO L168 Benchmark]: TraceAbstraction took 70917.87 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -249.8 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-18 16:56:33,299 INFO L168 Benchmark]: Witness Printer took 150.32 ms. Allocated memory is still 5.0 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:56:33,302 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 761.02 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 916.8 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 123.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.10 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3752.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70917.87 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -249.8 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 150.32 ms. Allocated memory is still 5.0 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((!(a10 == 3) || a1 <= 38) || !(14 == a4)) || !(0 == a12)) || !(9 == \old(a19))) || a19 == 9) || !(23 == \old(a1))) || !(0 == \old(a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 70.8s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 63.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 590 SDtfs, 2468 SDslu, 857 SDs, 0 SdLazy, 3277 SolverSat, 953 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43.2s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 413 GetRequests, 379 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1039occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.1s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9969046902507557 AbsIntWeakeningRatio, 0.11948051948051948 AbsIntAvgWeakeningVarsNumRemoved, 14.03896103896104 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 175 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 27 PreInvPairs, 54 NumberOfFragments, 203 HoareAnnotationTreeSize, 27 FomulaSimplifications, 1157 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 648 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 564 NumberOfCodeBlocks, 564 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 330829 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 127/247 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...