./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label35_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label35_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:41:22,493 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:41:22,494 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:41:22,500 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:41:22,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:41:22,501 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:41:22,501 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:41:22,502 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:41:22,503 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:41:22,503 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:41:22,504 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:41:22,504 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:41:22,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:41:22,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:41:22,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:41:22,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:41:22,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:41:22,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:41:22,508 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:41:22,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:41:22,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:41:22,510 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:41:22,511 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:41:22,512 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:41:22,512 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:41:22,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:41:22,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:41:22,513 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:41:22,514 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:41:22,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:41:22,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:41:22,515 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:41:22,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:41:22,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:41:22,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:41:22,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:41:22,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 14:41:22,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:41:22,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:41:22,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:41:22,524 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:41:22,524 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:41:22,524 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:41:22,524 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:41:22,524 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 14:41:22,524 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:41:22,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:41:22,525 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:41:22,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:41:22,526 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:41:22,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:41:22,527 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 14:41:22,527 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_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2018-12-02 14:41:22,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:41:22,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:41:22,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:41:22,554 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:41:22,554 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:41:22,554 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label35_true-unreach-call.c [2018-12-02 14:41:22,589 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/data/68b4c9564/08d7e1f8809d4304ad4889dfa4ce1b26/FLAG68aa0931d [2018-12-02 14:41:23,006 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:41:23,006 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/sv-benchmarks/c/eca-rers2012/Problem16_label35_true-unreach-call.c [2018-12-02 14:41:23,015 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/data/68b4c9564/08d7e1f8809d4304ad4889dfa4ce1b26/FLAG68aa0931d [2018-12-02 14:41:23,336 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/data/68b4c9564/08d7e1f8809d4304ad4889dfa4ce1b26 [2018-12-02 14:41:23,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:41:23,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:41:23,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:41:23,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:41:23,358 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:41:23,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71739fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23, skipping insertion in model container [2018-12-02 14:41:23,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:41:23,441 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:41:23,747 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:41:23,749 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:41:23,932 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:41:23,942 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:41:23,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23 WrapperNode [2018-12-02 14:41:23,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:41:23,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:41:23,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:41:23,943 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:41:23,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:41:23,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:41:23,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:41:23,968 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:41:23,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:23,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:24,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:24,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:24,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... [2018-12-02 14:41:24,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:41:24,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:41:24,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:41:24,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:41:24,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/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 [2018-12-02 14:41:24,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:41:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:41:24,062 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-02 14:41:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-02 14:41:24,062 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 14:41:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 14:41:24,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:41:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:41:24,062 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:41:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:41:25,364 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:41:25,364 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 14:41:25,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:25 BoogieIcfgContainer [2018-12-02 14:41:25,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:41:25,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:41:25,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:41:25,367 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:41:25,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:41:23" (1/3) ... [2018-12-02 14:41:25,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5178b1a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:41:25, skipping insertion in model container [2018-12-02 14:41:25,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:23" (2/3) ... [2018-12-02 14:41:25,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5178b1a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:41:25, skipping insertion in model container [2018-12-02 14:41:25,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:25" (3/3) ... [2018-12-02 14:41:25,369 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label35_true-unreach-call.c [2018-12-02 14:41:25,375 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:41:25,380 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:41:25,390 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:41:25,412 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:41:25,412 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:41:25,412 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:41:25,412 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:41:25,412 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:41:25,413 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:41:25,413 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:41:25,413 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:41:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-02 14:41:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 14:41:25,434 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:25,434 INFO L402 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] [2018-12-02 14:41:25,436 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:25,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:25,439 INFO L82 PathProgramCache]: Analyzing trace with hash 338381554, now seen corresponding path program 1 times [2018-12-02 14:41:25,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:25,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:25,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:25,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:25,471 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:25,605 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:25,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:41:25,605 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:25,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:41:25,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:41:25,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:41:25,623 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2018-12-02 14:41:27,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:27,262 INFO L93 Difference]: Finished difference Result 1509 states and 2834 transitions. [2018-12-02 14:41:27,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:41:27,264 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-12-02 14:41:27,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:27,275 INFO L225 Difference]: With dead ends: 1509 [2018-12-02 14:41:27,275 INFO L226 Difference]: Without dead ends: 1019 [2018-12-02 14:41:27,280 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:41:27,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2018-12-02 14:41:27,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 682. [2018-12-02 14:41:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-02 14:41:27,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1190 transitions. [2018-12-02 14:41:27,329 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1190 transitions. Word has length 47 [2018-12-02 14:41:27,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:27,330 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1190 transitions. [2018-12-02 14:41:27,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:41:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2018-12-02 14:41:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 14:41:27,332 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:27,332 INFO L402 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, 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] [2018-12-02 14:41:27,332 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:27,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:27,332 INFO L82 PathProgramCache]: Analyzing trace with hash -8457825, now seen corresponding path program 1 times [2018-12-02 14:41:27,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:27,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:27,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:27,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:27,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:27,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:27,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:41:27,433 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:27,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:41:27,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:41:27,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:41:27,435 INFO L87 Difference]: Start difference. First operand 682 states and 1190 transitions. Second operand 5 states. [2018-12-02 14:41:28,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:28,638 INFO L93 Difference]: Finished difference Result 2068 states and 3645 transitions. [2018-12-02 14:41:28,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:41:28,638 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2018-12-02 14:41:28,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:28,644 INFO L225 Difference]: With dead ends: 2068 [2018-12-02 14:41:28,644 INFO L226 Difference]: Without dead ends: 1392 [2018-12-02 14:41:28,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:41:28,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-12-02 14:41:28,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1374. [2018-12-02 14:41:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1374 states. [2018-12-02 14:41:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1374 states and 2277 transitions. [2018-12-02 14:41:28,684 INFO L78 Accepts]: Start accepts. Automaton has 1374 states and 2277 transitions. Word has length 116 [2018-12-02 14:41:28,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:28,685 INFO L480 AbstractCegarLoop]: Abstraction has 1374 states and 2277 transitions. [2018-12-02 14:41:28,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:41:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2277 transitions. [2018-12-02 14:41:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 14:41:28,686 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:28,687 INFO L402 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, 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] [2018-12-02 14:41:28,687 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:28,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:28,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1750756938, now seen corresponding path program 1 times [2018-12-02 14:41:28,687 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:28,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:28,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:28,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:28,688 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:28,801 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:28,801 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:41:28,801 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:28,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:41:28,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:41:28,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:41:28,802 INFO L87 Difference]: Start difference. First operand 1374 states and 2277 transitions. Second operand 6 states. [2018-12-02 14:41:30,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:30,045 INFO L93 Difference]: Finished difference Result 3463 states and 5746 transitions. [2018-12-02 14:41:30,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:41:30,045 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-12-02 14:41:30,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:30,051 INFO L225 Difference]: With dead ends: 3463 [2018-12-02 14:41:30,051 INFO L226 Difference]: Without dead ends: 2095 [2018-12-02 14:41:30,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:41:30,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-12-02 14:41:30,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2077. [2018-12-02 14:41:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2018-12-02 14:41:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 3299 transitions. [2018-12-02 14:41:30,088 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 3299 transitions. Word has length 119 [2018-12-02 14:41:30,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:30,088 INFO L480 AbstractCegarLoop]: Abstraction has 2077 states and 3299 transitions. [2018-12-02 14:41:30,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:41:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3299 transitions. [2018-12-02 14:41:30,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 14:41:30,089 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:30,090 INFO L402 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, 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] [2018-12-02 14:41:30,090 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:30,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:30,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1833499239, now seen corresponding path program 1 times [2018-12-02 14:41:30,090 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:30,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:30,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:30,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:30,091 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:30,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:30,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:41:30,157 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:30,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:41:30,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:41:30,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:41:30,157 INFO L87 Difference]: Start difference. First operand 2077 states and 3299 transitions. Second operand 6 states. [2018-12-02 14:41:31,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:31,334 INFO L93 Difference]: Finished difference Result 4874 states and 7768 transitions. [2018-12-02 14:41:31,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:41:31,334 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-12-02 14:41:31,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:31,343 INFO L225 Difference]: With dead ends: 4874 [2018-12-02 14:41:31,343 INFO L226 Difference]: Without dead ends: 2803 [2018-12-02 14:41:31,347 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:41:31,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2803 states. [2018-12-02 14:41:31,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2803 to 2790. [2018-12-02 14:41:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2790 states. [2018-12-02 14:41:31,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 4061 transitions. [2018-12-02 14:41:31,404 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 4061 transitions. Word has length 120 [2018-12-02 14:41:31,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:31,404 INFO L480 AbstractCegarLoop]: Abstraction has 2790 states and 4061 transitions. [2018-12-02 14:41:31,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:41:31,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 4061 transitions. [2018-12-02 14:41:31,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 14:41:31,405 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:31,405 INFO L402 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, 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] [2018-12-02 14:41:31,405 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:31,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:31,405 INFO L82 PathProgramCache]: Analyzing trace with hash 2059459070, now seen corresponding path program 1 times [2018-12-02 14:41:31,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:31,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:31,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:31,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:31,406 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:31,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:31,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:41:31,474 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:31,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:41:31,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:41:31,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:41:31,475 INFO L87 Difference]: Start difference. First operand 2790 states and 4061 transitions. Second operand 6 states. [2018-12-02 14:41:33,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:33,480 INFO L93 Difference]: Finished difference Result 7362 states and 11039 transitions. [2018-12-02 14:41:33,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 14:41:33,481 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-12-02 14:41:33,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:33,495 INFO L225 Difference]: With dead ends: 7362 [2018-12-02 14:41:33,495 INFO L226 Difference]: Without dead ends: 4578 [2018-12-02 14:41:33,501 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:41:33,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4578 states. [2018-12-02 14:41:33,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4578 to 4526. [2018-12-02 14:41:33,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4526 states. [2018-12-02 14:41:33,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 4526 states and 6572 transitions. [2018-12-02 14:41:33,562 INFO L78 Accepts]: Start accepts. Automaton has 4526 states and 6572 transitions. Word has length 123 [2018-12-02 14:41:33,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:33,562 INFO L480 AbstractCegarLoop]: Abstraction has 4526 states and 6572 transitions. [2018-12-02 14:41:33,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:41:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 6572 transitions. [2018-12-02 14:41:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 14:41:33,563 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:33,563 INFO L402 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, 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] [2018-12-02 14:41:33,563 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:33,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:33,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1922288270, now seen corresponding path program 1 times [2018-12-02 14:41:33,564 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:33,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:33,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:33,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:33,564 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:41:33,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:41:33,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:41:33,627 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:33,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:41:33,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:41:33,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:41:33,628 INFO L87 Difference]: Start difference. First operand 4526 states and 6572 transitions. Second operand 6 states. [2018-12-02 14:41:34,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:41:34,919 INFO L93 Difference]: Finished difference Result 12150 states and 17943 transitions. [2018-12-02 14:41:34,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:41:34,920 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-12-02 14:41:34,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:41:34,940 INFO L225 Difference]: With dead ends: 12150 [2018-12-02 14:41:34,941 INFO L226 Difference]: Without dead ends: 7630 [2018-12-02 14:41:34,948 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:41:34,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7630 states. [2018-12-02 14:41:35,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7630 to 6239. [2018-12-02 14:41:35,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6239 states. [2018-12-02 14:41:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 6239 states and 8457 transitions. [2018-12-02 14:41:35,026 INFO L78 Accepts]: Start accepts. Automaton has 6239 states and 8457 transitions. Word has length 131 [2018-12-02 14:41:35,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:41:35,027 INFO L480 AbstractCegarLoop]: Abstraction has 6239 states and 8457 transitions. [2018-12-02 14:41:35,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:41:35,027 INFO L276 IsEmpty]: Start isEmpty. Operand 6239 states and 8457 transitions. [2018-12-02 14:41:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 14:41:35,027 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:41:35,028 INFO L402 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, 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] [2018-12-02 14:41:35,028 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:41:35,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:35,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1219597803, now seen corresponding path program 1 times [2018-12-02 14:41:35,028 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:41:35,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:35,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:41:35,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:41:35,029 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:41:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:41:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:41:35,090 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:41:35,090 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:41:35,091 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2018-12-02 14:41:35,093 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:41:35,125 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:41:35,125 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:41:35,463 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 14:41:35,464 INFO L272 AbstractInterpreter]: Visited 98 different actions 281 times. Merged at 4 different actions 7 times. Never widened. Performed 2532 root evaluator evaluations with a maximum evaluation depth of 7. Performed 2532 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 14:41:35,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:41:35,471 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 14:41:35,634 INFO L227 lantSequenceWeakener]: Weakened 135 states. On average, predicates are now at 80.96% of their original sizes. [2018-12-02 14:41:35,634 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 14:41:35,682 INFO L418 sIntCurrentIteration]: We unified 137 AI predicates to 137 [2018-12-02 14:41:35,682 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 14:41:35,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:41:35,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [4] total 12 [2018-12-02 14:41:35,682 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:41:35,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 14:41:35,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 14:41:35,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:41:35,683 INFO L87 Difference]: Start difference. First operand 6239 states and 8457 transitions. Second operand 10 states. [2018-12-02 14:43:18,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:18,639 INFO L93 Difference]: Finished difference Result 14564 states and 19550 transitions. [2018-12-02 14:43:18,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-02 14:43:18,639 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2018-12-02 14:43:18,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:18,663 INFO L225 Difference]: With dead ends: 14564 [2018-12-02 14:43:18,663 INFO L226 Difference]: Without dead ends: 8331 [2018-12-02 14:43:18,674 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 147 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-02 14:43:18,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8331 states. [2018-12-02 14:43:18,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8331 to 7618. [2018-12-02 14:43:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7618 states. [2018-12-02 14:43:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7618 states to 7618 states and 10029 transitions. [2018-12-02 14:43:18,780 INFO L78 Accepts]: Start accepts. Automaton has 7618 states and 10029 transitions. Word has length 138 [2018-12-02 14:43:18,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:18,780 INFO L480 AbstractCegarLoop]: Abstraction has 7618 states and 10029 transitions. [2018-12-02 14:43:18,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 14:43:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 7618 states and 10029 transitions. [2018-12-02 14:43:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-12-02 14:43:18,785 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:18,785 INFO L402 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:43:18,785 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:18,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:18,785 INFO L82 PathProgramCache]: Analyzing trace with hash -97992789, now seen corresponding path program 1 times [2018-12-02 14:43:18,785 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:18,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:18,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:18,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:18,786 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:19,265 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 63 proven. 175 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 14:43:19,265 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:19,266 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:19,266 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 449 with the following transitions: [2018-12-02 14:43:19,266 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:19,272 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:19,273 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:19,585 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 14:43:19,586 INFO L272 AbstractInterpreter]: Visited 247 different actions 981 times. Merged at 6 different actions 23 times. Widened at 1 different actions 1 times. Performed 11344 root evaluator evaluations with a maximum evaluation depth of 9. Performed 11344 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 14:43:19,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:19,588 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 14:43:19,824 INFO L227 lantSequenceWeakener]: Weakened 445 states. On average, predicates are now at 80.3% of their original sizes. [2018-12-02 14:43:19,824 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 14:43:19,872 INFO L418 sIntCurrentIteration]: We unified 447 AI predicates to 447 [2018-12-02 14:43:19,872 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 14:43:19,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:43:19,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-12-02 14:43:19,872 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:43:19,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:43:19,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:43:19,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:43:19,873 INFO L87 Difference]: Start difference. First operand 7618 states and 10029 transitions. Second operand 9 states. [2018-12-02 14:43:36,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:36,620 INFO L93 Difference]: Finished difference Result 9339 states and 12008 transitions. [2018-12-02 14:43:36,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 14:43:36,620 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 448 [2018-12-02 14:43:36,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:36,632 INFO L225 Difference]: With dead ends: 9339 [2018-12-02 14:43:36,633 INFO L226 Difference]: Without dead ends: 9337 [2018-12-02 14:43:36,634 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 454 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-02 14:43:36,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9337 states. [2018-12-02 14:43:36,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9337 to 8638. [2018-12-02 14:43:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8638 states. [2018-12-02 14:43:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8638 states to 8638 states and 11173 transitions. [2018-12-02 14:43:36,719 INFO L78 Accepts]: Start accepts. Automaton has 8638 states and 11173 transitions. Word has length 448 [2018-12-02 14:43:36,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:36,719 INFO L480 AbstractCegarLoop]: Abstraction has 8638 states and 11173 transitions. [2018-12-02 14:43:36,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:43:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 8638 states and 11173 transitions. [2018-12-02 14:43:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2018-12-02 14:43:36,725 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:36,725 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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] [2018-12-02 14:43:36,725 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:36,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:36,725 INFO L82 PathProgramCache]: Analyzing trace with hash -843357829, now seen corresponding path program 1 times [2018-12-02 14:43:36,726 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:36,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:36,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:36,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:36,726 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-12-02 14:43:36,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:43:36,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:43:36,886 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:43:36,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:43:36,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:43:36,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:43:36,886 INFO L87 Difference]: Start difference. First operand 8638 states and 11173 transitions. Second operand 4 states. [2018-12-02 14:43:40,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:40,437 INFO L93 Difference]: Finished difference Result 22696 states and 29716 transitions. [2018-12-02 14:43:40,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:43:40,438 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 484 [2018-12-02 14:43:40,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:40,459 INFO L225 Difference]: With dead ends: 22696 [2018-12-02 14:43:40,459 INFO L226 Difference]: Without dead ends: 14401 [2018-12-02 14:43:40,469 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:43:40,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14401 states. [2018-12-02 14:43:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14401 to 13386. [2018-12-02 14:43:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13386 states. [2018-12-02 14:43:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13386 states to 13386 states and 16810 transitions. [2018-12-02 14:43:40,604 INFO L78 Accepts]: Start accepts. Automaton has 13386 states and 16810 transitions. Word has length 484 [2018-12-02 14:43:40,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:40,605 INFO L480 AbstractCegarLoop]: Abstraction has 13386 states and 16810 transitions. [2018-12-02 14:43:40,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:43:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 13386 states and 16810 transitions. [2018-12-02 14:43:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-12-02 14:43:40,613 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:40,613 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 3, 3, 3, 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, 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] [2018-12-02 14:43:40,613 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:40,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:40,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1498353006, now seen corresponding path program 1 times [2018-12-02 14:43:40,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:40,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:40,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:40,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:40,615 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 382 proven. 2 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 14:43:40,871 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:40,871 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:40,871 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 548 with the following transitions: [2018-12-02 14:43:40,871 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [924], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:40,874 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:40,874 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:41,218 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:43:41,218 INFO L272 AbstractInterpreter]: Visited 249 different actions 742 times. Merged at 7 different actions 17 times. Never widened. Performed 8384 root evaluator evaluations with a maximum evaluation depth of 18. Performed 8384 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 14:43:41,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:41,221 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:43:41,221 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:41,221 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:43:41,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:41,227 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:43:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:41,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:43:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 382 proven. 2 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 14:43:41,457 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:43:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 382 proven. 2 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-02 14:43:41,644 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 14:43:41,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 14:43:41,645 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 14:43:41,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:43:41,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:43:41,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:43:41,646 INFO L87 Difference]: Start difference. First operand 13386 states and 16810 transitions. Second operand 9 states. [2018-12-02 14:43:46,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:46,567 INFO L93 Difference]: Finished difference Result 29123 states and 38053 transitions. [2018-12-02 14:43:46,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-02 14:43:46,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 547 [2018-12-02 14:43:46,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:46,600 INFO L225 Difference]: With dead ends: 29123 [2018-12-02 14:43:46,600 INFO L226 Difference]: Without dead ends: 16080 [2018-12-02 14:43:46,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1123 GetRequests, 1101 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-02 14:43:46,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16080 states. [2018-12-02 14:43:46,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16080 to 14308. [2018-12-02 14:43:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14308 states. [2018-12-02 14:43:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14308 states to 14308 states and 17705 transitions. [2018-12-02 14:43:46,817 INFO L78 Accepts]: Start accepts. Automaton has 14308 states and 17705 transitions. Word has length 547 [2018-12-02 14:43:46,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:46,818 INFO L480 AbstractCegarLoop]: Abstraction has 14308 states and 17705 transitions. [2018-12-02 14:43:46,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:43:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 14308 states and 17705 transitions. [2018-12-02 14:43:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2018-12-02 14:43:46,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:46,825 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:43:46,825 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:46,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:46,825 INFO L82 PathProgramCache]: Analyzing trace with hash 149106550, now seen corresponding path program 1 times [2018-12-02 14:43:46,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:46,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:46,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:46,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:46,826 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 285 proven. 132 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-02 14:43:47,068 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:47,069 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:47,069 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 582 with the following transitions: [2018-12-02 14:43:47,069 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [924], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1048], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:47,071 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:47,072 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:47,540 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:43:47,540 INFO L272 AbstractInterpreter]: Visited 249 different actions 986 times. Merged at 7 different actions 22 times. Never widened. Performed 11420 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11420 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 6 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 14:43:47,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:47,542 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:43:47,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:47,543 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:43:47,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:47,551 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:43:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:47,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:43:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 504 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 14:43:47,739 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:43:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 285 proven. 132 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-02 14:43:47,932 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 14:43:47,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 14:43:47,932 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 14:43:47,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:43:47,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:43:47,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-02 14:43:47,933 INFO L87 Difference]: Start difference. First operand 14308 states and 17705 transitions. Second operand 9 states. [2018-12-02 14:43:50,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:50,369 INFO L93 Difference]: Finished difference Result 30458 states and 41111 transitions. [2018-12-02 14:43:50,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-02 14:43:50,370 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 581 [2018-12-02 14:43:50,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:50,410 INFO L225 Difference]: With dead ends: 30458 [2018-12-02 14:43:50,410 INFO L226 Difference]: Without dead ends: 17167 [2018-12-02 14:43:50,434 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1191 GetRequests, 1169 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=160, Invalid=346, Unknown=0, NotChecked=0, Total=506 [2018-12-02 14:43:50,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17167 states. [2018-12-02 14:43:50,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17167 to 16100. [2018-12-02 14:43:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16100 states. [2018-12-02 14:43:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16100 states to 16100 states and 21019 transitions. [2018-12-02 14:43:50,704 INFO L78 Accepts]: Start accepts. Automaton has 16100 states and 21019 transitions. Word has length 581 [2018-12-02 14:43:50,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:50,704 INFO L480 AbstractCegarLoop]: Abstraction has 16100 states and 21019 transitions. [2018-12-02 14:43:50,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:43:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 16100 states and 21019 transitions. [2018-12-02 14:43:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 744 [2018-12-02 14:43:50,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:50,711 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:43:50,711 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:50,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:50,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1069000802, now seen corresponding path program 1 times [2018-12-02 14:43:50,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:50,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:50,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:50,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:50,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 494 proven. 132 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 14:43:51,022 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:51,023 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:51,023 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 744 with the following transitions: [2018-12-02 14:43:51,023 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [924], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1048], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:51,025 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:51,025 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:51,471 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:43:51,471 INFO L272 AbstractInterpreter]: Visited 250 different actions 1245 times. Merged at 8 different actions 38 times. Never widened. Performed 14634 root evaluator evaluations with a maximum evaluation depth of 15. Performed 14634 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 14:43:51,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:51,472 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:43:51,472 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:51,472 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:43:51,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:51,478 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:43:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:51,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:43:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 841 proven. 2 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-02 14:43:51,831 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:43:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 494 proven. 132 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 14:43:52,094 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 14:43:52,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 14:43:52,095 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 14:43:52,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:43:52,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:43:52,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:43:52,096 INFO L87 Difference]: Start difference. First operand 16100 states and 21019 transitions. Second operand 9 states. [2018-12-02 14:43:54,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:54,896 INFO L93 Difference]: Finished difference Result 30736 states and 39975 transitions. [2018-12-02 14:43:54,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 14:43:54,896 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 743 [2018-12-02 14:43:54,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:54,930 INFO L225 Difference]: With dead ends: 30736 [2018-12-02 14:43:54,930 INFO L226 Difference]: Without dead ends: 15653 [2018-12-02 14:43:54,960 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1509 GetRequests, 1490 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-12-02 14:43:54,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15653 states. [2018-12-02 14:43:55,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15653 to 14667. [2018-12-02 14:43:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14667 states. [2018-12-02 14:43:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14667 states to 14667 states and 17290 transitions. [2018-12-02 14:43:55,156 INFO L78 Accepts]: Start accepts. Automaton has 14667 states and 17290 transitions. Word has length 743 [2018-12-02 14:43:55,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:55,156 INFO L480 AbstractCegarLoop]: Abstraction has 14667 states and 17290 transitions. [2018-12-02 14:43:55,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:43:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 14667 states and 17290 transitions. [2018-12-02 14:43:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2018-12-02 14:43:55,162 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:55,163 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-02 14:43:55,163 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:55,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:55,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1508641207, now seen corresponding path program 1 times [2018-12-02 14:43:55,163 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:55,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:55,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:55,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:55,164 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 519 proven. 39 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2018-12-02 14:43:55,447 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:55,447 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:55,448 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 805 with the following transitions: [2018-12-02 14:43:55,448 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [924], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1048], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:55,450 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:55,450 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:55,810 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:43:55,811 INFO L272 AbstractInterpreter]: Visited 250 different actions 994 times. Merged at 8 different actions 26 times. Never widened. Performed 11535 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11535 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 14:43:55,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:55,814 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:43:55,815 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:55,815 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:43:55,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:55,821 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:43:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:55,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:43:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2018-12-02 14:43:56,136 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:43:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2018-12-02 14:43:56,331 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:43:56,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-12-02 14:43:56,332 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:43:56,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:43:56,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:43:56,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:43:56,332 INFO L87 Difference]: Start difference. First operand 14667 states and 17290 transitions. Second operand 3 states. [2018-12-02 14:43:57,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:43:57,148 INFO L93 Difference]: Finished difference Result 28317 states and 33521 transitions. [2018-12-02 14:43:57,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:43:57,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 804 [2018-12-02 14:43:57,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:43:57,170 INFO L225 Difference]: With dead ends: 28317 [2018-12-02 14:43:57,170 INFO L226 Difference]: Without dead ends: 14667 [2018-12-02 14:43:57,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1614 GetRequests, 1609 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:43:57,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14667 states. [2018-12-02 14:43:57,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14667 to 13981. [2018-12-02 14:43:57,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13981 states. [2018-12-02 14:43:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13981 states to 13981 states and 16378 transitions. [2018-12-02 14:43:57,330 INFO L78 Accepts]: Start accepts. Automaton has 13981 states and 16378 transitions. Word has length 804 [2018-12-02 14:43:57,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:43:57,331 INFO L480 AbstractCegarLoop]: Abstraction has 13981 states and 16378 transitions. [2018-12-02 14:43:57,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:43:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 13981 states and 16378 transitions. [2018-12-02 14:43:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2018-12-02 14:43:57,343 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:43:57,344 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-02 14:43:57,344 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:43:57,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:57,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1980614999, now seen corresponding path program 1 times [2018-12-02 14:43:57,344 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:43:57,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:57,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:43:57,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:43:57,345 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:43:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:43:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 1311 proven. 156 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2018-12-02 14:43:57,927 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:43:57,927 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:43:57,928 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1077 with the following transitions: [2018-12-02 14:43:57,928 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1036], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:43:57,930 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:43:57,930 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:43:58,161 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 14:43:58,162 INFO L272 AbstractInterpreter]: Visited 261 different actions 770 times. Merged at 4 different actions 7 times. Never widened. Performed 8942 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8942 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 14:43:58,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:43:58,165 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 14:43:58,691 INFO L227 lantSequenceWeakener]: Weakened 1073 states. On average, predicates are now at 80.15% of their original sizes. [2018-12-02 14:43:58,691 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 14:43:58,727 INFO L418 sIntCurrentIteration]: We unified 1075 AI predicates to 1075 [2018-12-02 14:43:58,727 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 14:43:58,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:43:58,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-02 14:43:58,728 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:43:58,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:43:58,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:43:58,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:43:58,728 INFO L87 Difference]: Start difference. First operand 13981 states and 16378 transitions. Second operand 9 states. [2018-12-02 14:44:14,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:44:14,694 INFO L93 Difference]: Finished difference Result 27629 states and 32416 transitions. [2018-12-02 14:44:14,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-02 14:44:14,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1076 [2018-12-02 14:44:14,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:44:14,710 INFO L225 Difference]: With dead ends: 27629 [2018-12-02 14:44:14,711 INFO L226 Difference]: Without dead ends: 13991 [2018-12-02 14:44:14,721 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1082 GetRequests, 1068 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-02 14:44:14,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13991 states. [2018-12-02 14:44:14,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13991 to 13981. [2018-12-02 14:44:14,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13981 states. [2018-12-02 14:44:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13981 states to 13981 states and 16362 transitions. [2018-12-02 14:44:14,862 INFO L78 Accepts]: Start accepts. Automaton has 13981 states and 16362 transitions. Word has length 1076 [2018-12-02 14:44:14,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:44:14,862 INFO L480 AbstractCegarLoop]: Abstraction has 13981 states and 16362 transitions. [2018-12-02 14:44:14,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:44:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 13981 states and 16362 transitions. [2018-12-02 14:44:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1111 [2018-12-02 14:44:14,884 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:44:14,884 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-02 14:44:14,884 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:44:14,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:14,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1071933681, now seen corresponding path program 1 times [2018-12-02 14:44:14,885 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:44:14,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:14,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:14,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:14,886 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:44:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 1586 proven. 156 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2018-12-02 14:44:15,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:15,545 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:44:15,545 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1111 with the following transitions: [2018-12-02 14:44:15,545 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1036], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:44:15,547 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:44:15,547 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:44:15,972 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:44:15,972 INFO L272 AbstractInterpreter]: Visited 253 different actions 1021 times. Merged at 11 different actions 41 times. Never widened. Performed 11862 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11862 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 14:44:15,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:15,974 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:44:15,974 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:15,974 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:44:15,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:15,980 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:44:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:16,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:44:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 1087 proven. 2 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2018-12-02 14:44:16,400 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:44:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 1087 proven. 2 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2018-12-02 14:44:16,875 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 14:44:16,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 14:44:16,875 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 14:44:16,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:44:16,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:44:16,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:44:16,876 INFO L87 Difference]: Start difference. First operand 13981 states and 16362 transitions. Second operand 9 states. [2018-12-02 14:44:19,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:44:19,036 INFO L93 Difference]: Finished difference Result 31153 states and 36399 transitions. [2018-12-02 14:44:19,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-02 14:44:19,037 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1110 [2018-12-02 14:44:19,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:44:19,057 INFO L225 Difference]: With dead ends: 31153 [2018-12-02 14:44:19,058 INFO L226 Difference]: Without dead ends: 14648 [2018-12-02 14:44:19,077 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2243 GetRequests, 2225 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-12-02 14:44:19,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14648 states. [2018-12-02 14:44:19,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14648 to 14175. [2018-12-02 14:44:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14175 states. [2018-12-02 14:44:19,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14175 states to 14175 states and 15103 transitions. [2018-12-02 14:44:19,224 INFO L78 Accepts]: Start accepts. Automaton has 14175 states and 15103 transitions. Word has length 1110 [2018-12-02 14:44:19,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:44:19,225 INFO L480 AbstractCegarLoop]: Abstraction has 14175 states and 15103 transitions. [2018-12-02 14:44:19,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:44:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 14175 states and 15103 transitions. [2018-12-02 14:44:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1581 [2018-12-02 14:44:19,249 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:44:19,249 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-02 14:44:19,249 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:44:19,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:19,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1696060833, now seen corresponding path program 1 times [2018-12-02 14:44:19,250 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:44:19,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:19,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:19,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:19,251 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:44:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:20,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5116 backedges. 986 proven. 459 refuted. 0 times theorem prover too weak. 3671 trivial. 0 not checked. [2018-12-02 14:44:20,154 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:20,154 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:44:20,154 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1581 with the following transitions: [2018-12-02 14:44:20,154 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1320], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:44:20,157 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:44:20,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:44:20,763 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:44:20,763 INFO L272 AbstractInterpreter]: Visited 270 different actions 1086 times. Merged at 11 different actions 38 times. Widened at 1 different actions 1 times. Performed 12932 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12932 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-02 14:44:20,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:20,766 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:44:20,766 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:20,766 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:44:20,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:20,771 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:44:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:20,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:44:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5116 backedges. 3389 proven. 2 refuted. 0 times theorem prover too weak. 1725 trivial. 0 not checked. [2018-12-02 14:44:21,553 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:44:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5116 backedges. 986 proven. 459 refuted. 0 times theorem prover too weak. 3671 trivial. 0 not checked. [2018-12-02 14:44:22,290 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 14:44:22,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-02 14:44:22,291 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 14:44:22,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 14:44:22,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 14:44:22,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-02 14:44:22,292 INFO L87 Difference]: Start difference. First operand 14175 states and 15103 transitions. Second operand 10 states. [2018-12-02 14:44:23,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:44:23,815 INFO L93 Difference]: Finished difference Result 24848 states and 26329 transitions. [2018-12-02 14:44:23,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 14:44:23,816 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1580 [2018-12-02 14:44:23,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:44:23,830 INFO L225 Difference]: With dead ends: 24848 [2018-12-02 14:44:23,830 INFO L226 Difference]: Without dead ends: 13038 [2018-12-02 14:44:23,843 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3191 GetRequests, 3167 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-12-02 14:44:23,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13038 states. [2018-12-02 14:44:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13038 to 10322. [2018-12-02 14:44:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10322 states. [2018-12-02 14:44:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10322 states to 10322 states and 10630 transitions. [2018-12-02 14:44:23,936 INFO L78 Accepts]: Start accepts. Automaton has 10322 states and 10630 transitions. Word has length 1580 [2018-12-02 14:44:23,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:44:23,936 INFO L480 AbstractCegarLoop]: Abstraction has 10322 states and 10630 transitions. [2018-12-02 14:44:23,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 14:44:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 10322 states and 10630 transitions. [2018-12-02 14:44:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1602 [2018-12-02 14:44:23,950 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:44:23,951 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 14:44:23,951 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:44:23,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:23,951 INFO L82 PathProgramCache]: Analyzing trace with hash 852430954, now seen corresponding path program 1 times [2018-12-02 14:44:23,951 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:44:23,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:23,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:23,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:44:23,952 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:44:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4606 backedges. 1100 proven. 552 refuted. 0 times theorem prover too weak. 2954 trivial. 0 not checked. [2018-12-02 14:44:25,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:25,430 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 14:44:25,430 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1602 with the following transitions: [2018-12-02 14:44:25,431 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [463], [465], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1320], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 14:44:25,433 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 14:44:25,433 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 14:44:26,286 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 14:44:26,286 INFO L272 AbstractInterpreter]: Visited 288 different actions 1156 times. Merged at 9 different actions 36 times. Never widened. Performed 13964 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13964 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 13 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-02 14:44:26,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:44:26,288 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 14:44:26,288 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:44:26,288 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:44:26,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:44:26,294 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 14:44:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:44:26,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:44:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4606 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2018-12-02 14:44:27,026 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 14:44:27,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4606 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2018-12-02 14:44:27,651 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:44:27,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-02 14:44:27,651 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:44:27,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:44:27,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:44:27,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:44:27,653 INFO L87 Difference]: Start difference. First operand 10322 states and 10630 transitions. Second operand 3 states. [2018-12-02 14:44:28,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:44:28,190 INFO L93 Difference]: Finished difference Result 20297 states and 20911 transitions. [2018-12-02 14:44:28,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:44:28,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1601 [2018-12-02 14:44:28,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:44:28,191 INFO L225 Difference]: With dead ends: 20297 [2018-12-02 14:44:28,191 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:44:28,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3211 GetRequests, 3201 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:44:28,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:44:28,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:44:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:44:28,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:44:28,201 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1601 [2018-12-02 14:44:28,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:44:28,201 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:44:28,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:44:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:44:28,202 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:44:28,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:44:28,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,511 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 324 [2018-12-02 14:44:28,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:28,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:44:29,064 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 354 [2018-12-02 14:44:30,082 WARN L180 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 296 DAG size of output: 78 [2018-12-02 14:44:31,727 WARN L180 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 301 DAG size of output: 130 [2018-12-02 14:44:33,743 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 309 DAG size of output: 128 [2018-12-02 14:44:35,326 WARN L180 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 307 DAG size of output: 136 [2018-12-02 14:44:36,262 WARN L180 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 75 [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,264 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,265 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,266 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse12 (= 12 |old(~a16~0)|)) (.cse4 (<= (+ |old(~a18~0)| 156) 0)) (.cse9 (= 4 |old(~a15~0)|)) (.cse14 (= 10 |old(~a16~0)|)) (.cse32 (= 7 |old(~a12~0)|)) (.cse15 (= 8 |old(~a16~0)|))) (let ((.cse21 (not .cse15)) (.cse5 (not (= 3 |old(~a15~0)|))) (.cse6 (not (= 5 |old(~a12~0)|))) (.cse20 (not (= 11 |old(~a16~0)|))) (.cse18 (not .cse32)) (.cse19 (or .cse12 .cse4 .cse9 .cse14)) (.cse33 (= ~a16~0 |old(~a16~0)|)) (.cse16 (< 0 (+ ~a18~0 156))) (.cse3 (= |old(~a12~0)| ~a12~0)) (.cse29 (not (= ~a15~0 4))) (.cse30 (not (= ~a16~0 12))) (.cse1 (= |old(~a16~0)| ~a16~0)) (.cse31 (not (= ~a12~0 7))) (.cse2 (= |old(~a15~0)| ~a15~0))) (let ((.cse24 (and .cse29 .cse30 .cse1 .cse31 .cse2)) (.cse22 (and .cse1 .cse2 .cse3)) (.cse8 (< |old(~a16~0)| 12)) (.cse7 (and .cse2 .cse33 .cse16 .cse3)) (.cse11 (and .cse2 .cse33 .cse3)) (.cse10 (not (= 9 |old(~a12~0)|))) (.cse28 (not (= 6 |old(~a12~0)|))) (.cse17 (< |old(~a15~0)| 4)) (.cse0 (and (or .cse12 .cse9 .cse18 .cse14 .cse15) (or .cse18 .cse19))) (.cse27 (and (or .cse21 .cse5 .cse6) (or .cse5 .cse6 (not (= (+ |old(~a18~0)| 87) 0)) .cse20))) (.cse13 (not (= 8 |old(~a12~0)|))) (.cse23 (or .cse12 .cse4 .cse32 .cse9)) (.cse26 (and .cse29 .cse30 .cse1 .cse31 .cse16 .cse2))) (and (or .cse0 (and (and .cse1 .cse2) .cse3)) (or .cse4 .cse5 .cse6 .cse7 .cse8) (or (or .cse9 .cse8 .cse10) .cse11) (or .cse7 .cse12 .cse4 .cse13 .cse14 .cse15) (or .cse12 .cse4 .cse16 .cse14 .cse10 .cse17) (or .cse16 (or .cse5 .cse18 .cse19 .cse20)) (or .cse11 (or .cse9 .cse13)) (or .cse21 .cse22 .cse9 .cse10) (or (and (or .cse23 .cse10) (or .cse5 .cse20 .cse10)) (let ((.cse25 (= 9 ~a12~0))) (or (and .cse24 (= ~a16~0 11) .cse25 (= ~a15~0 3)) (and .cse25 .cse26)))) (or .cse27 (and .cse24 (= ~a12~0 5))) (or .cse11 .cse12 .cse14 .cse15 .cse10 .cse17) (or (and .cse26 .cse3) (or .cse5 .cse6 (= 0 |old(~a16~0)|) .cse23)) (or .cse4 .cse9 .cse18 .cse8 .cse7) (or (or .cse12 .cse28) .cse22) (or .cse16 (or .cse4 .cse5 .cse28 .cse20)) (or .cse22 (or .cse12 .cse18 .cse14) .cse17) (or .cse22 (or .cse12 .cse6) .cse17) (or .cse4 .cse9 .cse28 .cse8 .cse7) (or .cse21 .cse4 .cse6 .cse16 .cse17) (or (or .cse21 .cse13) .cse11) (or .cse11 .cse21 .cse4 .cse10) (or .cse16 .cse21 .cse4 .cse28 .cse17) (or .cse21 .cse16 .cse0) (or (= (+ ~a18~0 87) 0) .cse20 .cse27) (or (or .cse13 .cse23) .cse26))))) [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,267 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 14:44:36,268 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse17 (= 8 |old(~a16~0)|)) (.cse14 (= 12 |old(~a16~0)|)) (.cse8 (<= (+ |old(~a18~0)| 156) 0)) (.cse3 (= 4 |old(~a15~0)|)) (.cse16 (= 10 |old(~a16~0)|)) (.cse33 (= 7 |old(~a12~0)|))) (let ((.cse26 (not .cse33)) (.cse31 (or .cse14 .cse8 .cse3 .cse16)) (.cse24 (not .cse17)) (.cse9 (not (= 3 |old(~a15~0)|))) (.cse27 (not (= 5 |old(~a12~0)|))) (.cse10 (not (= 11 |old(~a16~0)|))) (.cse11 (= |calculate_output_#in~input| 0)) (.cse22 (not (= calculate_output_~input 0))) (.cse29 (= ~a16~0 |old(~a16~0)|)) (.cse18 (< 0 (+ ~a18~0 156))) (.cse2 (= |old(~a12~0)| ~a12~0)) (.cse32 (= |old(~a16~0)| ~a16~0)) (.cse28 (= |old(~a15~0)| ~a15~0))) (let ((.cse1 (and .cse32 .cse28)) (.cse25 (and .cse32 .cse28 .cse2)) (.cse4 (< |old(~a16~0)| 12)) (.cse13 (and .cse28 .cse29 .cse18 .cse2)) (.cse7 (and .cse22 .cse18)) (.cse6 (and .cse28 .cse29 .cse2)) (.cse5 (not (= 9 |old(~a12~0)|))) (.cse12 (not (= 6 |old(~a12~0)|))) (.cse19 (< |old(~a15~0)| 4)) (.cse21 (= ~a15~0 3)) (.cse30 (and (or (or .cse24 .cse9 .cse27) .cse11) (or .cse9 .cse27 (not (= (+ |old(~a18~0)| 87) 0)) .cse10 .cse11))) (.cse0 (and (or .cse14 .cse3 .cse26 .cse16 .cse17) (or .cse26 .cse31))) (.cse15 (not (= 8 |old(~a12~0)|))) (.cse23 (or .cse14 .cse8 .cse33 .cse3)) (.cse20 (and (not (= ~a15~0 4)) (not (= ~a16~0 12)) .cse32 (not (= ~a12~0 7)) .cse18 .cse28))) (and (or .cse0 (and .cse1 .cse2)) (or (or .cse3 .cse4 .cse5) .cse6) (or .cse7 (or .cse8 .cse9 .cse10 .cse11 .cse12)) (or .cse13 .cse14 .cse8 .cse15 .cse16 .cse17) (or .cse14 .cse8 .cse18 .cse16 .cse5 .cse19) (or .cse6 (or .cse3 .cse15)) (or (or (and .cse20 .cse2) (and .cse1 (= ~a16~0 11) .cse21 .cse22 (not .cse11) .cse2)) (and (or .cse23 .cse5) (or .cse9 .cse10 .cse11 .cse5))) (or .cse24 .cse25 .cse3 .cse5) (or .cse6 .cse14 .cse16 .cse17 .cse5 .cse19) (or .cse8 .cse3 .cse26 .cse4 .cse13) (or (or .cse14 .cse12) .cse25) (or .cse25 (or .cse14 .cse26 .cse16) .cse19) (or .cse8 .cse9 .cse27 (and .cse28 .cse22 .cse29 .cse18 .cse2) .cse11 .cse4) (or .cse25 (or .cse14 .cse27) .cse19) (or .cse30 (= (+ ~a18~0 87) 0) .cse10) (or .cse8 .cse3 .cse12 .cse4 .cse13) (or .cse24 .cse8 .cse27 .cse18 .cse19) (or (or .cse24 .cse15) .cse6) (or (and .cse20 .cse22 .cse2) (or .cse9 .cse27 (= 0 |old(~a16~0)|) .cse11 .cse23)) (or .cse7 (or .cse9 .cse26 .cse31 .cse10 .cse11)) (or .cse6 .cse24 .cse8 .cse5) (or .cse18 .cse24 .cse8 .cse12 .cse19) (or (and .cse29 .cse22 (and .cse21 (= ~a12~0 5))) .cse30) (or .cse24 .cse18 .cse0) (or (or .cse15 .cse23) .cse20))))) [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,269 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 14:44:36,270 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,271 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 14:44:36,272 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,273 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse18 (= 8 |old(~a16~0)|)) (.cse14 (= 12 |old(~a16~0)|)) (.cse15 (<= (+ |old(~a18~0)| 156) 0)) (.cse3 (= 4 |old(~a15~0)|)) (.cse17 (= 10 |old(~a16~0)|)) (.cse32 (= 7 |old(~a12~0)|))) (let ((.cse12 (< 0 (+ ~a18~0 156))) (.cse8 (not .cse32)) (.cse9 (or .cse14 .cse15 .cse3 .cse17)) (.cse19 (= ~a16~0 |old(~a16~0)|)) (.cse26 (not .cse18)) (.cse7 (not (= 3 |old(~a15~0)|))) (.cse24 (not (= 5 |old(~a12~0)|))) (.cse10 (not (= 11 |old(~a16~0)|))) (.cse11 (= |calculate_output_#in~input| 0)) (.cse30 (= |old(~a16~0)| ~a16~0)) (.cse31 (= |old(~a15~0)| ~a15~0)) (.cse2 (= |old(~a12~0)| ~a12~0))) (let ((.cse27 (and .cse30 .cse31 .cse2)) (.cse21 (and (or (or .cse26 .cse7 .cse24) .cse11) (or .cse7 .cse24 (not (= (+ |old(~a18~0)| 87) 0)) .cse10 .cse11))) (.cse1 (and .cse30 .cse31)) (.cse20 (= ~a15~0 3)) (.cse6 (and .cse31 .cse19 .cse2)) (.cse5 (not (= 9 |old(~a12~0)|))) (.cse28 (not (= 6 |old(~a12~0)|))) (.cse22 (< |old(~a15~0)| 4)) (.cse0 (and (or .cse14 .cse3 .cse8 .cse17 .cse18) (or .cse8 .cse9))) (.cse13 (and .cse31 .cse19 .cse12 .cse2)) (.cse4 (< |old(~a16~0)| 12)) (.cse16 (not (= 8 |old(~a12~0)|))) (.cse25 (or .cse14 .cse15 .cse32 .cse3)) (.cse23 (and (not (= ~a15~0 4)) (not (= ~a16~0 12)) .cse30 (not (= ~a12~0 7)) .cse12 .cse31))) (and (or .cse0 (and .cse1 .cse2)) (or (or .cse3 .cse4 .cse5) .cse6) (or (or .cse7 .cse8 .cse9 .cse10 .cse11) .cse12) (or .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (or (and .cse19 .cse20 .cse2) .cse21) (or .cse14 .cse15 .cse12 .cse17 .cse5 .cse22) (or .cse6 (or .cse3 .cse16)) (or (and .cse23 .cse2) (or .cse7 .cse24 (= 0 |old(~a16~0)|) .cse11 .cse25)) (or .cse26 .cse27 .cse3 .cse5) (or .cse12 (or .cse15 .cse7 .cse10 .cse11 .cse28)) (or .cse6 .cse14 .cse17 .cse18 .cse5 .cse22) (or .cse15 .cse3 .cse8 .cse4 .cse13) (or (or .cse14 .cse28) .cse27) (or .cse27 (or .cse14 .cse8 .cse17) .cse22) (or .cse27 (or .cse14 .cse24) .cse22) (or .cse21 (= (+ ~a18~0 87) 0) .cse10) (or .cse15 .cse3 .cse28 .cse4 .cse13) (or .cse26 .cse15 .cse24 .cse12 .cse22) (or (or .cse26 .cse16) .cse6) (or (and (or .cse25 .cse5) (or .cse7 .cse10 .cse11 .cse5)) (let ((.cse29 (= 9 ~a12~0))) (or (and .cse29 .cse23) (and .cse1 (= ~a16~0 11) .cse29 .cse20 (not .cse11))))) (or .cse6 .cse26 .cse15 .cse5) (or .cse12 .cse26 .cse15 .cse28 .cse22) (or .cse26 .cse12 .cse0) (or .cse15 .cse7 .cse24 .cse11 .cse13 .cse4) (or (or .cse16 .cse25) .cse23))))) [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,274 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,275 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,276 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,277 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,278 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,279 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,280 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,281 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,282 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-02 14:44:36,283 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= (+ ~a18~0 87) 0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= |old(~a12~0)| ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse11 (= ~a16~0 8))) (let ((.cse4 (<= 4 ~a15~0)) (.cse0 (= 6 ~a12~0)) (.cse10 (not .cse11)) (.cse1 (not (= ~a16~0 12))) (.cse2 (not (= ~a16~0 10))) (.cse3 (= ~a12~0 7)) (.cse8 (< 0 (+ ~a18~0 156))) (.cse5 (not (= main_~input~0 0))) (.cse6 (= ~a15~0 3)) (.cse7 (= ~a12~0 5)) (.cse9 (= 9 ~a12~0)) (.cse12 (= 8 ~a12~0)) (.cse13 (not (= ~a15~0 4)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (not (= 11 |old(~a16~0)|)) (and .cse4 .cse1 (= 5 ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (and (not (= ~a16~0 0)) .cse5 .cse6 .cse7 .cse8) (not (= 3 |old(~a15~0)|)) (and (<= ~a16~0 |old(~a16~0)|) .cse2 .cse9 .cse10 .cse4) (and .cse11 .cse12) (and (<= 12 ~a16~0) .cse9 .cse13) (and .cse0 .cse13 .cse8) (or (and .cse5 (= ~a16~0 11) .cse9 .cse6) (and .cse9 (and .cse13 .cse8))) (and .cse2 .cse12 .cse1 .cse8) (and .cse11 .cse9 .cse8) (or (and .cse2 .cse3 .cse10 .cse1) (and .cse2 .cse3 .cse13 .cse8)) (not (= 5 |old(~a12~0)|)) (and .cse5 (and .cse11 .cse6 .cse7)) (and .cse11 .cse13 .cse9) (and .cse12 .cse13)))) [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-02 14:44:36,283 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-02 14:44:36,284 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse7 (= ~a16~0 8))) (let ((.cse4 (<= 4 ~a15~0)) (.cse10 (= ~a12~0 5)) (.cse0 (= 6 ~a12~0)) (.cse6 (not .cse7)) (.cse1 (not (= ~a16~0 12))) (.cse2 (not (= ~a16~0 10))) (.cse3 (= ~a12~0 7)) (.cse11 (< 0 (+ ~a18~0 156))) (.cse5 (= 9 ~a12~0)) (.cse9 (= ~a15~0 3)) (.cse8 (= 8 ~a12~0)) (.cse12 (not (= ~a15~0 4)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (not (= 11 |old(~a16~0)|)) (and .cse4 .cse1 (= 5 ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and (<= ~a16~0 |old(~a16~0)|) .cse2 .cse5 .cse6 .cse4) (and .cse7 .cse8) (and .cse7 .cse9 .cse10) (and (not (= ~a16~0 0)) .cse9 .cse10 .cse11) (and (<= 12 ~a16~0) .cse5 .cse12) (and .cse0 .cse12 .cse11) (and .cse2 .cse8 .cse1 .cse11) (and .cse7 .cse5 .cse11) (or (and .cse2 .cse3 .cse6 .cse1) (and .cse2 .cse3 .cse12 .cse11)) (not (= 5 |old(~a12~0)|)) (and .cse7 .cse12 .cse5) (or (and .cse5 (and .cse12 .cse11)) (and .cse5 (and (= ~a16~0 11) .cse9))) (and .cse8 .cse12)))) [2018-12-02 14:44:36,284 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 14:44:36,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:44:36 BoogieIcfgContainer [2018-12-02 14:44:36,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:44:36,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:44:36,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:44:36,294 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:44:36,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:25" (3/4) ... [2018-12-02 14:44:36,298 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:44:36,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:44:36,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-02 14:44:36,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 14:44:36,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:44:36,319 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 14:44:36,320 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 14:44:36,340 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((6 == a12 && !(a16 == 12)) || (((!(a16 == 10) && a12 == 7) && 4 <= a15) && !(a16 == 12))) || !(11 == \old(a16))) || ((4 <= a15 && !(a16 == 12)) && 5 == a12)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((((a16 <= \old(a16) && !(a16 == 10)) && 9 == a12) && !(a16 == 8)) && 4 <= a15)) || (a16 == 8 && 8 == a12)) || ((a16 == 8 && a15 == 3) && a12 == 5)) || (((!(a16 == 0) && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || ((12 <= a16 && 9 == a12) && !(a15 == 4))) || ((6 == a12 && !(a15 == 4)) && 0 < a18 + 156)) || (((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156)) || ((a16 == 8 && 9 == a12) && 0 < a18 + 156)) || (((!(a16 == 10) && a12 == 7) && !(a16 == 8)) && !(a16 == 12)) || (((!(a16 == 10) && a12 == 7) && !(a15 == 4)) && 0 < a18 + 156)) || !(5 == \old(a12))) || ((a16 == 8 && !(a15 == 4)) && 9 == a12)) || (9 == a12 && !(a15 == 4) && 0 < a18 + 156) || (9 == a12 && a16 == 11 && a15 == 3)) || (8 == a12 && !(a15 == 4)) [2018-12-02 14:44:36,449 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d985e525-3c3b-4f9d-ac36-1b3ce35945f7/bin-2019/utaipan/witness.graphml [2018-12-02 14:44:36,449 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:44:36,450 INFO L168 Benchmark]: Toolchain (without parser) took 193107.14 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 949.7 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,450 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:44:36,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -87.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,451 INFO L168 Benchmark]: Boogie Preprocessor took 60.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,451 INFO L168 Benchmark]: RCFGBuilder took 1335.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 777.4 MB in the end (delta: 247.2 MB). Peak memory consumption was 247.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,451 INFO L168 Benchmark]: TraceAbstraction took 190928.43 ms. Allocated memory was 1.1 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 777.4 MB in the beginning and 2.2 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,451 INFO L168 Benchmark]: Witness Printer took 155.18 ms. Allocated memory is still 4.8 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 10.6 kB). Peak memory consumption was 10.6 kB. Max. memory is 11.5 GB. [2018-12-02 14:44:36,452 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 595.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -87.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1335.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 777.4 MB in the end (delta: 247.2 MB). Peak memory consumption was 247.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 190928.43 ms. Allocated memory was 1.1 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 777.4 MB in the beginning and 2.2 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 155.18 ms. Allocated memory is still 4.8 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 10.6 kB). Peak memory consumption was 10.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((6 == a12 && !(a16 == 12)) || (((!(a16 == 10) && a12 == 7) && 4 <= a15) && !(a16 == 12))) || !(11 == \old(a16))) || ((4 <= a15 && !(a16 == 12)) && 5 == a12)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((((a16 <= \old(a16) && !(a16 == 10)) && 9 == a12) && !(a16 == 8)) && 4 <= a15)) || (a16 == 8 && 8 == a12)) || ((a16 == 8 && a15 == 3) && a12 == 5)) || (((!(a16 == 0) && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || ((12 <= a16 && 9 == a12) && !(a15 == 4))) || ((6 == a12 && !(a15 == 4)) && 0 < a18 + 156)) || (((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156)) || ((a16 == 8 && 9 == a12) && 0 < a18 + 156)) || (((!(a16 == 10) && a12 == 7) && !(a16 == 8)) && !(a16 == 12)) || (((!(a16 == 10) && a12 == 7) && !(a15 == 4)) && 0 < a18 + 156)) || !(5 == \old(a12))) || ((a16 == 8 && !(a15 == 4)) && 9 == a12)) || (9 == a12 && !(a15 == 4) && 0 < a18 + 156) || (9 == a12 && a16 == 11 && a15 == 3)) || (8 == a12 && !(a15 == 4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 190.8s OverallTime, 17 OverallIterations, 10 TraceHistogramMax, 163.4s AutomataDifference, 0.0s DeadEndRemovalTime, 8.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2340 SDtfs, 23651 SDslu, 1229 SDs, 0 SdLazy, 39648 SolverSat, 7188 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 147.1s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 15824 GetRequests, 15616 SyntacticMatches, 19 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16100occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.4s AbstIntTime, 10 AbstIntIterations, 3 AbstIntStrong, 0.9980762632959314 AbsIntWeakeningRatio, 0.05786618444846293 AbsIntAvgWeakeningVarsNumRemoved, 15.742013261000602 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 17 MinimizatonAttempts, 11966 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1904 PreInvPairs, 2036 NumberOfFragments, 3203 HoareAnnotationTreeSize, 1904 FomulaSimplifications, 423244 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 9 FomulaSimplificationsInter, 81516 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 16734 NumberOfCodeBlocks, 16734 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 23669 ConstructedInterpolants, 0 QuantifiedInterpolants, 49554418 SizeOfPredicates, 5 NumberOfNonLiveVariables, 9181 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 31 InterpolantComputations, 11 PerfectInterpolantSequences, 47575/50152 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...