./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label32_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label32_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 7c969b2b0da4d126f61f6a2cc248b9cb3e53506e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:40:10,491 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:40:10,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:40:10,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:40:10,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:40:10,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:40:10,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:40:10,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:40:10,505 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:40:10,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:40:10,507 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:40:10,507 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:40:10,507 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:40:10,508 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:40:10,509 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:40:10,510 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:40:10,511 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:40:10,512 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:40:10,514 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:40:10,515 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:40:10,516 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:40:10,517 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:40:10,519 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:40:10,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:40:10,520 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:40:10,521 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:40:10,522 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:40:10,523 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:40:10,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:40:10,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:40:10,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:40:10,525 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:40:10,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:40:10,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:40:10,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:40:10,528 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:40:10,528 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 09:40:10,540 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:40:10,540 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:40:10,541 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:40:10,541 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:40:10,541 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 09:40:10,541 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 09:40:10,541 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 09:40:10,542 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 09:40:10,542 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 09:40:10,542 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 09:40:10,542 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 09:40:10,543 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 09:40:10,543 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 09:40:10,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:40:10,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:40:10,545 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:40:10,545 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:40:10,546 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:40:10,547 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:40:10,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:40:10,548 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 09:40:10,548 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_35e4151c-fe8f-4760-a81d-f14190427be2/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 -> 7c969b2b0da4d126f61f6a2cc248b9cb3e53506e [2018-11-23 09:40:10,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:40:10,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:40:10,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:40:10,585 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:40:10,585 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:40:10,586 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label32_true-unreach-call.c [2018-11-23 09:40:10,627 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/data/824e6eaf3/819c7f4378924c3eab0044016afaf99a/FLAGfe6ad2c70 [2018-11-23 09:40:11,072 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:40:11,073 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/sv-benchmarks/c/eca-rers2012/Problem16_label32_true-unreach-call.c [2018-11-23 09:40:11,084 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/data/824e6eaf3/819c7f4378924c3eab0044016afaf99a/FLAGfe6ad2c70 [2018-11-23 09:40:11,394 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/data/824e6eaf3/819c7f4378924c3eab0044016afaf99a [2018-11-23 09:40:11,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:40:11,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:40:11,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:11,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:40:11,400 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:40:11,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:11" (1/1) ... [2018-11-23 09:40:11,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b01888a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:11, skipping insertion in model container [2018-11-23 09:40:11,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:40:11" (1/1) ... [2018-11-23 09:40:11,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:40:11,467 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:40:11,906 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:11,910 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:40:12,115 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:40:12,129 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:40:12,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12 WrapperNode [2018-11-23 09:40:12,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:40:12,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:12,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:40:12,131 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:40:12,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:40:12,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:40:12,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:40:12,231 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:40:12,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... [2018-11-23 09:40:12,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:40:12,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:40:12,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:40:12,305 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:40:12,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:40:12,352 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 09:40:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:40:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:40:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 09:40:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 09:40:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 09:40:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 09:40:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:40:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:40:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:40:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:40:14,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:40:14,222 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 09:40:14,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:14 BoogieIcfgContainer [2018-11-23 09:40:14,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:40:14,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:40:14,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:40:14,225 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:40:14,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:40:11" (1/3) ... [2018-11-23 09:40:14,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c49c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:40:14, skipping insertion in model container [2018-11-23 09:40:14,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:40:12" (2/3) ... [2018-11-23 09:40:14,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c49c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:40:14, skipping insertion in model container [2018-11-23 09:40:14,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:14" (3/3) ... [2018-11-23 09:40:14,228 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label32_true-unreach-call.c [2018-11-23 09:40:14,237 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:40:14,243 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:40:14,256 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:40:14,284 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:40:14,284 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:40:14,284 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:40:14,285 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:40:14,286 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:40:14,286 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:40:14,286 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:40:14,286 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:40:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 09:40:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 09:40:14,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:40:14,314 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:40:14,316 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:40:14,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:14,321 INFO L82 PathProgramCache]: Analyzing trace with hash -808797987, now seen corresponding path program 1 times [2018-11-23 09:40:14,323 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:40:14,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:14,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:40:14,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:14,361 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:40:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:40:14,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:40:14,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:40:14,571 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:40:14,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:40:14,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:40:14,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:40:14,587 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 09:40:15,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:40:15,904 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 09:40:15,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:40:15,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-23 09:40:15,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:40:15,923 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 09:40:15,923 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 09:40:15,930 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:40:15,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 09:40:15,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 09:40:15,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 09:40:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1353 transitions. [2018-11-23 09:40:16,004 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1353 transitions. Word has length 54 [2018-11-23 09:40:16,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:40:16,005 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1353 transitions. [2018-11-23 09:40:16,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:40:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1353 transitions. [2018-11-23 09:40:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 09:40:16,010 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:40:16,010 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, 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] [2018-11-23 09:40:16,010 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:40:16,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:16,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1409214545, now seen corresponding path program 1 times [2018-11-23 09:40:16,011 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:40:16,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:16,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:40:16,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:16,013 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:40:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:40:16,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:40:16,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 09:40:16,133 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:40:16,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 09:40:16,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 09:40:16,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 09:40:16,135 INFO L87 Difference]: Start difference. First operand 742 states and 1353 transitions. Second operand 5 states. [2018-11-23 09:40:17,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:40:17,764 INFO L93 Difference]: Finished difference Result 2186 states and 4075 transitions. [2018-11-23 09:40:17,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 09:40:17,765 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-11-23 09:40:17,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:40:17,771 INFO L225 Difference]: With dead ends: 2186 [2018-11-23 09:40:17,772 INFO L226 Difference]: Without dead ends: 1450 [2018-11-23 09:40:17,774 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 [2018-11-23 09:40:17,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2018-11-23 09:40:17,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1432. [2018-11-23 09:40:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1432 states. [2018-11-23 09:40:17,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2546 transitions. [2018-11-23 09:40:17,818 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2546 transitions. Word has length 123 [2018-11-23 09:40:17,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:40:17,818 INFO L480 AbstractCegarLoop]: Abstraction has 1432 states and 2546 transitions. [2018-11-23 09:40:17,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 09:40:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2546 transitions. [2018-11-23 09:40:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 09:40:17,823 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:40:17,823 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, 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] [2018-11-23 09:40:17,823 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:40:17,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:17,824 INFO L82 PathProgramCache]: Analyzing trace with hash -102275548, now seen corresponding path program 1 times [2018-11-23 09:40:17,824 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:40:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:17,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:40:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:17,825 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:40:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:17,966 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:40:17,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:40:17,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:40:17,966 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:40:17,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:40:17,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:40:17,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:40:17,967 INFO L87 Difference]: Start difference. First operand 1432 states and 2546 transitions. Second operand 6 states. [2018-11-23 09:40:20,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:40:20,155 INFO L93 Difference]: Finished difference Result 3924 states and 7012 transitions. [2018-11-23 09:40:20,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 09:40:20,156 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 152 [2018-11-23 09:40:20,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:40:20,169 INFO L225 Difference]: With dead ends: 3924 [2018-11-23 09:40:20,169 INFO L226 Difference]: Without dead ends: 2498 [2018-11-23 09:40:20,176 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 [2018-11-23 09:40:20,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2498 states. [2018-11-23 09:40:20,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2498 to 2473. [2018-11-23 09:40:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2473 states. [2018-11-23 09:40:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 3990 transitions. [2018-11-23 09:40:20,240 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 3990 transitions. Word has length 152 [2018-11-23 09:40:20,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:40:20,240 INFO L480 AbstractCegarLoop]: Abstraction has 2473 states and 3990 transitions. [2018-11-23 09:40:20,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:40:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 3990 transitions. [2018-11-23 09:40:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 09:40:20,243 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:40:20,243 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, 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] [2018-11-23 09:40:20,244 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:40:20,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:20,244 INFO L82 PathProgramCache]: Analyzing trace with hash 2025156256, now seen corresponding path program 1 times [2018-11-23 09:40:20,244 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:40:20,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:20,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:40:20,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:20,245 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:40:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:40:20,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:40:20,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:40:20,391 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:40:20,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:40:20,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:40:20,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:40:20,392 INFO L87 Difference]: Start difference. First operand 2473 states and 3990 transitions. Second operand 6 states. [2018-11-23 09:40:21,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:40:21,913 INFO L93 Difference]: Finished difference Result 6029 states and 9875 transitions. [2018-11-23 09:40:21,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 09:40:21,913 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-23 09:40:21,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:40:21,929 INFO L225 Difference]: With dead ends: 6029 [2018-11-23 09:40:21,929 INFO L226 Difference]: Without dead ends: 3562 [2018-11-23 09:40:21,937 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 [2018-11-23 09:40:21,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2018-11-23 09:40:22,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3536. [2018-11-23 09:40:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3536 states. [2018-11-23 09:40:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 4956 transitions. [2018-11-23 09:40:22,019 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 4956 transitions. Word has length 170 [2018-11-23 09:40:22,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:40:22,020 INFO L480 AbstractCegarLoop]: Abstraction has 3536 states and 4956 transitions. [2018-11-23 09:40:22,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:40:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 4956 transitions. [2018-11-23 09:40:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 09:40:22,024 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:40:22,024 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:40:22,024 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:40:22,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:22,025 INFO L82 PathProgramCache]: Analyzing trace with hash -925564779, now seen corresponding path program 1 times [2018-11-23 09:40:22,025 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:40:22,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:22,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:40:22,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:40:22,026 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:40:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:40:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:40:22,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:40:22,206 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:40:22,207 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 253 with the following transitions: [2018-11-23 09:40:22,208 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [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], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 09:40:22,248 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:40:22,249 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:40:22,610 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 09:40:22,611 INFO L272 AbstractInterpreter]: Visited 134 different actions 134 times. Never merged. Never widened. Performed 1259 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1259 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 09:40:22,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:40:22,634 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 09:40:22,947 INFO L227 lantSequenceWeakener]: Weakened 243 states. On average, predicates are now at 77.95% of their original sizes. [2018-11-23 09:40:22,947 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 09:40:22,984 INFO L415 sIntCurrentIteration]: We unified 251 AI predicates to 251 [2018-11-23 09:40:22,984 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 09:40:22,985 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:40:22,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2018-11-23 09:40:22,985 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:40:22,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:40:22,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:40:22,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:40:22,987 INFO L87 Difference]: Start difference. First operand 3536 states and 4956 transitions. Second operand 6 states. [2018-11-23 09:41:22,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:41:22,926 INFO L93 Difference]: Finished difference Result 7404 states and 10324 transitions. [2018-11-23 09:41:22,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 09:41:22,927 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 252 [2018-11-23 09:41:22,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:41:22,939 INFO L225 Difference]: With dead ends: 7404 [2018-11-23 09:41:22,939 INFO L226 Difference]: Without dead ends: 3874 [2018-11-23 09:41:22,946 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 252 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:41:22,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3874 states. [2018-11-23 09:41:23,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3874 to 3873. [2018-11-23 09:41:23,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3873 states. [2018-11-23 09:41:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3873 states and 5301 transitions. [2018-11-23 09:41:23,018 INFO L78 Accepts]: Start accepts. Automaton has 3873 states and 5301 transitions. Word has length 252 [2018-11-23 09:41:23,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:41:23,019 INFO L480 AbstractCegarLoop]: Abstraction has 3873 states and 5301 transitions. [2018-11-23 09:41:23,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:41:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 5301 transitions. [2018-11-23 09:41:23,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-23 09:41:23,025 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:41:23,025 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, 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, 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] [2018-11-23 09:41:23,025 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:41:23,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:41:23,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1604704637, now seen corresponding path program 1 times [2018-11-23 09:41:23,026 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:41:23,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:41:23,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:41:23,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:41:23,027 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:41:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:41:23,252 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 211 proven. 115 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 09:41:23,253 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:41:23,253 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:41:23,253 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 344 with the following transitions: [2018-11-23 09:41:23,253 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [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], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 09:41:23,257 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:41:23,257 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:41:23,575 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 09:41:23,575 INFO L272 AbstractInterpreter]: Visited 138 different actions 401 times. Merged at 4 different actions 7 times. Never widened. Performed 4096 root evaluator evaluations with a maximum evaluation depth of 7. Performed 4096 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 09:41:23,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:41:23,590 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 09:41:23,926 INFO L227 lantSequenceWeakener]: Weakened 340 states. On average, predicates are now at 80.52% of their original sizes. [2018-11-23 09:41:23,927 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 09:41:24,024 INFO L415 sIntCurrentIteration]: We unified 342 AI predicates to 342 [2018-11-23 09:41:24,024 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 09:41:24,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:41:24,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-11-23 09:41:24,025 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:41:24,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 09:41:24,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 09:41:24,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:41:24,026 INFO L87 Difference]: Start difference. First operand 3873 states and 5301 transitions. Second operand 10 states. [2018-11-23 09:42:58,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:42:58,045 INFO L93 Difference]: Finished difference Result 9036 states and 12427 transitions. [2018-11-23 09:42:58,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 09:42:58,046 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 343 [2018-11-23 09:42:58,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:42:58,064 INFO L225 Difference]: With dead ends: 9036 [2018-11-23 09:42:58,064 INFO L226 Difference]: Without dead ends: 5506 [2018-11-23 09:42:58,076 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 352 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 09:42:58,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2018-11-23 09:42:58,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 5473. [2018-11-23 09:42:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5473 states. [2018-11-23 09:42:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 5473 states and 7087 transitions. [2018-11-23 09:42:58,192 INFO L78 Accepts]: Start accepts. Automaton has 5473 states and 7087 transitions. Word has length 343 [2018-11-23 09:42:58,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:42:58,192 INFO L480 AbstractCegarLoop]: Abstraction has 5473 states and 7087 transitions. [2018-11-23 09:42:58,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 09:42:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 5473 states and 7087 transitions. [2018-11-23 09:42:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-11-23 09:42:58,205 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:42:58,205 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 09:42:58,206 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:42:58,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:42:58,207 INFO L82 PathProgramCache]: Analyzing trace with hash -2088893675, now seen corresponding path program 1 times [2018-11-23 09:42:58,207 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:42:58,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:42:58,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:42:58,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:42:58,208 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:42:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:42:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 232 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 09:42:58,436 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:42:58,436 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:42:58,436 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 492 with the following transitions: [2018-11-23 09:42:58,437 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [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], [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] [2018-11-23 09:42:58,441 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:42:58,441 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:42:58,743 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:42:58,743 INFO L272 AbstractInterpreter]: Visited 249 different actions 740 times. Merged at 7 different actions 15 times. Never widened. Performed 8343 root evaluator evaluations with a maximum evaluation depth of 18. Performed 8343 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 09:42:58,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:42:58,749 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:42:58,749 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:42:58,749 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:42:58,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:42:58,763 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:42:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:42:58,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:42:58,992 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 09:42:58,992 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:42:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 09:42:59,161 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:42:59,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-11-23 09:42:59,162 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:42:59,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:42:59,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:42:59,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:42:59,163 INFO L87 Difference]: Start difference. First operand 5473 states and 7087 transitions. Second operand 3 states. [2018-11-23 09:43:00,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:43:00,132 INFO L93 Difference]: Finished difference Result 10603 states and 13830 transitions. [2018-11-23 09:43:00,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:43:00,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 491 [2018-11-23 09:43:00,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:43:00,142 INFO L225 Difference]: With dead ends: 10603 [2018-11-23 09:43:00,142 INFO L226 Difference]: Without dead ends: 5473 [2018-11-23 09:43:00,152 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 988 GetRequests, 983 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:43:00,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2018-11-23 09:43:00,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 5473. [2018-11-23 09:43:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5473 states. [2018-11-23 09:43:00,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 5473 states and 6785 transitions. [2018-11-23 09:43:00,239 INFO L78 Accepts]: Start accepts. Automaton has 5473 states and 6785 transitions. Word has length 491 [2018-11-23 09:43:00,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:43:00,239 INFO L480 AbstractCegarLoop]: Abstraction has 5473 states and 6785 transitions. [2018-11-23 09:43:00,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:43:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 5473 states and 6785 transitions. [2018-11-23 09:43:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2018-11-23 09:43:00,252 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:43:00,253 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 09:43:00,253 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:43:00,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:43:00,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1104449027, now seen corresponding path program 1 times [2018-11-23 09:43:00,253 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:43:00,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:43:00,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:43:00,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:43:00,254 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:43:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:43:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 70 proven. 243 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:43:00,876 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:43:00,876 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:43:00,876 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 517 with the following transitions: [2018-11-23 09:43:00,877 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [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], [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] [2018-11-23 09:43:00,880 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:43:00,880 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:43:01,115 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 09:43:01,115 INFO L272 AbstractInterpreter]: Visited 247 different actions 734 times. Merged at 6 different actions 13 times. Never widened. Performed 8247 root evaluator evaluations with a maximum evaluation depth of 8. Performed 8247 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 09:43:01,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:43:01,122 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 09:43:01,457 INFO L227 lantSequenceWeakener]: Weakened 513 states. On average, predicates are now at 80.29% of their original sizes. [2018-11-23 09:43:01,457 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 09:43:01,501 INFO L415 sIntCurrentIteration]: We unified 515 AI predicates to 515 [2018-11-23 09:43:01,501 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 09:43:01,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:43:01,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2018-11-23 09:43:01,501 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:43:01,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 09:43:01,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 09:43:01,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:43:01,502 INFO L87 Difference]: Start difference. First operand 5473 states and 6785 transitions. Second operand 10 states. [2018-11-23 09:44:09,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:44:09,040 INFO L93 Difference]: Finished difference Result 12717 states and 15813 transitions. [2018-11-23 09:44:09,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 09:44:09,040 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 516 [2018-11-23 09:44:09,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:44:09,051 INFO L225 Difference]: With dead ends: 12717 [2018-11-23 09:44:09,051 INFO L226 Difference]: Without dead ends: 7587 [2018-11-23 09:44:09,058 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 525 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 09:44:09,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7587 states. [2018-11-23 09:44:09,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7587 to 7572. [2018-11-23 09:44:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7572 states. [2018-11-23 09:44:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7572 states to 7572 states and 9093 transitions. [2018-11-23 09:44:09,126 INFO L78 Accepts]: Start accepts. Automaton has 7572 states and 9093 transitions. Word has length 516 [2018-11-23 09:44:09,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:44:09,127 INFO L480 AbstractCegarLoop]: Abstraction has 7572 states and 9093 transitions. [2018-11-23 09:44:09,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 09:44:09,127 INFO L276 IsEmpty]: Start isEmpty. Operand 7572 states and 9093 transitions. [2018-11-23 09:44:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2018-11-23 09:44:09,139 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:44:09,139 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, 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, 3, 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, 1] [2018-11-23 09:44:09,139 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:44:09,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:44:09,139 INFO L82 PathProgramCache]: Analyzing trace with hash -2055273060, now seen corresponding path program 1 times [2018-11-23 09:44:09,140 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:44:09,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:09,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:44:09,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:09,140 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:44:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:44:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 427 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-11-23 09:44:09,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:44:09,416 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:44:09,416 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 654 with the following transitions: [2018-11-23 09:44:09,416 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [856], [857], [860], [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], [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] [2018-11-23 09:44:09,420 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:44:09,420 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:44:09,832 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:44:09,832 INFO L272 AbstractInterpreter]: Visited 250 different actions 995 times. Merged at 8 different actions 27 times. Never widened. Performed 11657 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11657 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 09:44:09,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:44:09,833 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:44:09,833 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:44:09,834 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:44:09,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:44:09,840 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:44:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:44:09,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:44:10,054 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 718 proven. 2 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-23 09:44:10,054 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:44:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 427 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-11-23 09:44:10,303 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:44:10,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 09:44:10,304 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:44:10,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 09:44:10,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 09:44:10,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 09:44:10,304 INFO L87 Difference]: Start difference. First operand 7572 states and 9093 transitions. Second operand 9 states. [2018-11-23 09:44:13,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:44:13,197 INFO L93 Difference]: Finished difference Result 17358 states and 21921 transitions. [2018-11-23 09:44:13,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 09:44:13,198 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 653 [2018-11-23 09:44:13,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:44:13,228 INFO L225 Difference]: With dead ends: 17358 [2018-11-23 09:44:13,228 INFO L226 Difference]: Without dead ends: 10129 [2018-11-23 09:44:13,248 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1327 GetRequests, 1309 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-23 09:44:13,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10129 states. [2018-11-23 09:44:13,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10129 to 10109. [2018-11-23 09:44:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10109 states. [2018-11-23 09:44:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10109 states to 10109 states and 12346 transitions. [2018-11-23 09:44:13,404 INFO L78 Accepts]: Start accepts. Automaton has 10109 states and 12346 transitions. Word has length 653 [2018-11-23 09:44:13,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:44:13,405 INFO L480 AbstractCegarLoop]: Abstraction has 10109 states and 12346 transitions. [2018-11-23 09:44:13,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 09:44:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 10109 states and 12346 transitions. [2018-11-23 09:44:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 906 [2018-11-23 09:44:13,439 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:44:13,440 INFO L402 BasicCegarLoop]: trace histogram [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, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:44:13,440 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:44:13,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:44:13,440 INFO L82 PathProgramCache]: Analyzing trace with hash 635909295, now seen corresponding path program 1 times [2018-11-23 09:44:13,440 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:44:13,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:13,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:44:13,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:13,441 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:44:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:44:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2018-11-23 09:44:13,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:44:13,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:44:13,903 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:44:13,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:44:13,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:44:13,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:44:13,904 INFO L87 Difference]: Start difference. First operand 10109 states and 12346 transitions. Second operand 3 states. [2018-11-23 09:44:18,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:44:18,894 INFO L93 Difference]: Finished difference Result 26545 states and 33963 transitions. [2018-11-23 09:44:18,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:44:18,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 905 [2018-11-23 09:44:18,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:44:18,942 INFO L225 Difference]: With dead ends: 26545 [2018-11-23 09:44:18,942 INFO L226 Difference]: Without dead ends: 16151 [2018-11-23 09:44:18,976 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:44:18,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16151 states. [2018-11-23 09:44:19,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16151 to 16151. [2018-11-23 09:44:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16151 states. [2018-11-23 09:44:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16151 states to 16151 states and 18473 transitions. [2018-11-23 09:44:19,199 INFO L78 Accepts]: Start accepts. Automaton has 16151 states and 18473 transitions. Word has length 905 [2018-11-23 09:44:19,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:44:19,200 INFO L480 AbstractCegarLoop]: Abstraction has 16151 states and 18473 transitions. [2018-11-23 09:44:19,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:44:19,200 INFO L276 IsEmpty]: Start isEmpty. Operand 16151 states and 18473 transitions. [2018-11-23 09:44:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2018-11-23 09:44:19,220 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:44:19,220 INFO L402 BasicCegarLoop]: trace histogram [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, 6, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:44:19,221 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:44:19,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:44:19,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1703869015, now seen corresponding path program 1 times [2018-11-23 09:44:19,221 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:44:19,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:19,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:44:19,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:44:19,222 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:44:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:44:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 923 proven. 2 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-11-23 09:44:19,859 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:44:19,859 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:44:19,859 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 990 with the following transitions: [2018-11-23 09:44:19,859 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [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], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 09:44:19,863 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:44:19,863 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:44:20,130 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 09:44:20,130 INFO L272 AbstractInterpreter]: Visited 265 different actions 782 times. Merged at 4 different actions 7 times. Never widened. Performed 9187 root evaluator evaluations with a maximum evaluation depth of 9. Performed 9187 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 09:44:20,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:44:20,137 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 09:44:20,657 INFO L227 lantSequenceWeakener]: Weakened 986 states. On average, predicates are now at 80.19% of their original sizes. [2018-11-23 09:44:20,657 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 09:44:20,693 INFO L415 sIntCurrentIteration]: We unified 988 AI predicates to 988 [2018-11-23 09:44:20,693 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 09:44:20,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:44:20,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 09:44:20,693 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:44:20,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 09:44:20,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 09:44:20,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:44:20,694 INFO L87 Difference]: Start difference. First operand 16151 states and 18473 transitions. Second operand 9 states. [2018-11-23 09:45:48,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:45:48,976 INFO L93 Difference]: Finished difference Result 31972 states and 36653 transitions. [2018-11-23 09:45:48,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 09:45:48,976 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 989 [2018-11-23 09:45:48,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:45:49,009 INFO L225 Difference]: With dead ends: 31972 [2018-11-23 09:45:49,009 INFO L226 Difference]: Without dead ends: 15077 [2018-11-23 09:45:49,037 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 995 GetRequests, 981 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 09:45:49,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15077 states. [2018-11-23 09:45:49,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15077 to 15070. [2018-11-23 09:45:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15070 states. [2018-11-23 09:45:49,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15070 states to 15070 states and 17320 transitions. [2018-11-23 09:45:49,236 INFO L78 Accepts]: Start accepts. Automaton has 15070 states and 17320 transitions. Word has length 989 [2018-11-23 09:45:49,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:45:49,236 INFO L480 AbstractCegarLoop]: Abstraction has 15070 states and 17320 transitions. [2018-11-23 09:45:49,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 09:45:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 15070 states and 17320 transitions. [2018-11-23 09:45:49,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1024 [2018-11-23 09:45:49,252 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:45:49,253 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:45:49,253 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:45:49,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:45:49,253 INFO L82 PathProgramCache]: Analyzing trace with hash 44402576, now seen corresponding path program 1 times [2018-11-23 09:45:49,253 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:45:49,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:45:49,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:45:49,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:45:49,254 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:45:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:45:49,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1007 proven. 2 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2018-11-23 09:45:49,816 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:45:49,816 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:45:49,816 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1024 with the following transitions: [2018-11-23 09:45:49,817 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [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], [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] [2018-11-23 09:45:49,819 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:45:49,820 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:45:50,260 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:45:50,260 INFO L272 AbstractInterpreter]: Visited 267 different actions 1075 times. Merged at 10 different actions 39 times. Never widened. Performed 12754 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12754 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 09:45:50,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:45:50,266 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:45:50,266 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:45:50,266 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:45:50,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:45:50,272 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:45:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:45:50,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:45:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1007 proven. 2 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2018-11-23 09:45:50,800 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:45:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1007 proven. 2 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2018-11-23 09:45:51,287 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:45:51,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 09:45:51,287 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:45:51,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 09:45:51,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 09:45:51,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 09:45:51,288 INFO L87 Difference]: Start difference. First operand 15070 states and 17320 transitions. Second operand 9 states. [2018-11-23 09:45:53,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:45:53,682 INFO L93 Difference]: Finished difference Result 45092 states and 52923 transitions. [2018-11-23 09:45:53,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 09:45:53,682 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1023 [2018-11-23 09:45:53,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:45:53,743 INFO L225 Difference]: With dead ends: 45092 [2018-11-23 09:45:53,743 INFO L226 Difference]: Without dead ends: 25603 [2018-11-23 09:45:53,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2061 GetRequests, 2046 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2018-11-23 09:45:53,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25603 states. [2018-11-23 09:45:54,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25603 to 25064. [2018-11-23 09:45:54,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25064 states. [2018-11-23 09:45:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25064 states to 25064 states and 27366 transitions. [2018-11-23 09:45:54,107 INFO L78 Accepts]: Start accepts. Automaton has 25064 states and 27366 transitions. Word has length 1023 [2018-11-23 09:45:54,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:45:54,108 INFO L480 AbstractCegarLoop]: Abstraction has 25064 states and 27366 transitions. [2018-11-23 09:45:54,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 09:45:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 25064 states and 27366 transitions. [2018-11-23 09:45:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1305 [2018-11-23 09:45:54,129 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:45:54,130 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, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 09:45:54,130 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:45:54,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:45:54,130 INFO L82 PathProgramCache]: Analyzing trace with hash -683857559, now seen corresponding path program 1 times [2018-11-23 09:45:54,130 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:45:54,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:45:54,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:45:54,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:45:54,131 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:45:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:45:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2890 backedges. 1030 proven. 252 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2018-11-23 09:45:55,481 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:45:55,481 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:45:55,482 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1305 with the following transitions: [2018-11-23 09:45:55,482 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [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], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1404], [1405], [1409], [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] [2018-11-23 09:45:55,485 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:45:55,485 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:45:56,240 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:45:56,240 INFO L272 AbstractInterpreter]: Visited 286 different actions 1145 times. Merged at 9 different actions 33 times. Never widened. Performed 13760 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13760 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 09:45:56,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:45:56,241 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:45:56,241 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:45:56,241 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:45:56,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:45:56,248 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:45:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:45:56,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:45:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2890 backedges. 1269 proven. 2 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2018-11-23 09:45:56,931 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:45:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2890 backedges. 1269 proven. 2 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2018-11-23 09:45:57,549 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:45:57,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2018-11-23 09:45:57,550 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:45:57,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 09:45:57,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 09:45:57,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-23 09:45:57,552 INFO L87 Difference]: Start difference. First operand 25064 states and 27366 transitions. Second operand 11 states. [2018-11-23 09:46:01,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:02,000 INFO L93 Difference]: Finished difference Result 55451 states and 63060 transitions. [2018-11-23 09:46:02,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-23 09:46:02,000 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1304 [2018-11-23 09:46:02,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:02,052 INFO L225 Difference]: With dead ends: 55451 [2018-11-23 09:46:02,052 INFO L226 Difference]: Without dead ends: 25869 [2018-11-23 09:46:02,154 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2665 GetRequests, 2626 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2018-11-23 09:46:02,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25869 states. [2018-11-23 09:46:02,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25869 to 23560. [2018-11-23 09:46:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23560 states. [2018-11-23 09:46:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23560 states to 23560 states and 25498 transitions. [2018-11-23 09:46:02,398 INFO L78 Accepts]: Start accepts. Automaton has 23560 states and 25498 transitions. Word has length 1304 [2018-11-23 09:46:02,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:02,399 INFO L480 AbstractCegarLoop]: Abstraction has 23560 states and 25498 transitions. [2018-11-23 09:46:02,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 09:46:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 23560 states and 25498 transitions. [2018-11-23 09:46:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1330 [2018-11-23 09:46:02,421 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:02,421 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:46:02,422 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:02,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:02,422 INFO L82 PathProgramCache]: Analyzing trace with hash -1930711424, now seen corresponding path program 1 times [2018-11-23 09:46:02,422 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:02,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:02,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:02,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:02,423 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 2234 proven. 352 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2018-11-23 09:46:04,004 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:04,004 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:46:04,004 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1330 with the following transitions: [2018-11-23 09:46:04,004 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [776], [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], [972], [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], [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] [2018-11-23 09:46:04,007 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:46:04,007 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:46:06,961 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:46:06,962 INFO L272 AbstractInterpreter]: Visited 269 different actions 1081 times. Merged at 11 different actions 37 times. Never widened. Performed 12842 root evaluator evaluations with a maximum evaluation depth of 22. Performed 12842 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 14 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 09:46:06,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:06,963 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:46:06,963 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:06,963 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:46:06,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:06,969 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:46:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:07,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:46:07,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:07,594 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:46:08,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:08,029 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:46:08,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 09:46:08,029 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:46:08,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:46:08,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:46:08,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:46:08,030 INFO L87 Difference]: Start difference. First operand 23560 states and 25498 transitions. Second operand 3 states. [2018-11-23 09:46:08,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:08,665 INFO L93 Difference]: Finished difference Result 44418 states and 48197 transitions. [2018-11-23 09:46:08,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:46:08,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1329 [2018-11-23 09:46:08,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:08,699 INFO L225 Difference]: With dead ends: 44418 [2018-11-23 09:46:08,699 INFO L226 Difference]: Without dead ends: 23560 [2018-11-23 09:46:08,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2669 GetRequests, 2660 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:46:08,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23560 states. [2018-11-23 09:46:08,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23560 to 23557. [2018-11-23 09:46:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23557 states. [2018-11-23 09:46:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23557 states to 23557 states and 25331 transitions. [2018-11-23 09:46:08,921 INFO L78 Accepts]: Start accepts. Automaton has 23557 states and 25331 transitions. Word has length 1329 [2018-11-23 09:46:08,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:08,921 INFO L480 AbstractCegarLoop]: Abstraction has 23557 states and 25331 transitions. [2018-11-23 09:46:08,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:46:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 23557 states and 25331 transitions. [2018-11-23 09:46:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1371 [2018-11-23 09:46:08,943 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:08,944 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:46:08,944 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:08,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:08,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1725909607, now seen corresponding path program 1 times [2018-11-23 09:46:08,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:08,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:08,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:08,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:08,945 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:09,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:46:09,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 09:46:09,665 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:46:09,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 09:46:09,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 09:46:09,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:46:09,666 INFO L87 Difference]: Start difference. First operand 23557 states and 25331 transitions. Second operand 4 states. [2018-11-23 09:46:10,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:10,753 INFO L93 Difference]: Finished difference Result 41990 states and 45307 transitions. [2018-11-23 09:46:10,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 09:46:10,753 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1370 [2018-11-23 09:46:10,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:10,770 INFO L225 Difference]: With dead ends: 41990 [2018-11-23 09:46:10,771 INFO L226 Difference]: Without dead ends: 13748 [2018-11-23 09:46:10,797 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 [2018-11-23 09:46:10,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13748 states. [2018-11-23 09:46:10,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13748 to 13436. [2018-11-23 09:46:10,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13436 states. [2018-11-23 09:46:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13436 states to 13436 states and 14403 transitions. [2018-11-23 09:46:10,908 INFO L78 Accepts]: Start accepts. Automaton has 13436 states and 14403 transitions. Word has length 1370 [2018-11-23 09:46:10,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:10,909 INFO L480 AbstractCegarLoop]: Abstraction has 13436 states and 14403 transitions. [2018-11-23 09:46:10,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 09:46:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 13436 states and 14403 transitions. [2018-11-23 09:46:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1503 [2018-11-23 09:46:10,924 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:10,924 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, 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 09:46:10,924 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:10,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:10,925 INFO L82 PathProgramCache]: Analyzing trace with hash -939813826, now seen corresponding path program 1 times [2018-11-23 09:46:10,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:10,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:10,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:10,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:10,925 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 5084 backedges. 1570 proven. 2 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:11,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:11,884 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:46:11,885 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1503 with the following transitions: [2018-11-23 09:46:11,885 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [776], [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], [972], [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], [1088], [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], [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] [2018-11-23 09:46:11,887 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:46:11,887 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:46:14,849 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:46:14,849 INFO L272 AbstractInterpreter]: Visited 270 different actions 1089 times. Merged at 11 different actions 41 times. Widened at 1 different actions 1 times. Performed 12920 root evaluator evaluations with a maximum evaluation depth of 22. Performed 12920 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 09:46:14,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:14,854 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:46:14,854 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:14,854 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:46:14,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:14,861 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:46:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:15,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:46:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 5084 backedges. 1570 proven. 2 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:15,629 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:46:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5084 backedges. 1570 proven. 2 refuted. 0 times theorem prover too weak. 3512 trivial. 0 not checked. [2018-11-23 09:46:16,359 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:46:16,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 09:46:16,359 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:46:16,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 09:46:16,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 09:46:16,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:46:16,360 INFO L87 Difference]: Start difference. First operand 13436 states and 14403 transitions. Second operand 9 states. [2018-11-23 09:46:17,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:17,673 INFO L93 Difference]: Finished difference Result 26086 states and 27744 transitions. [2018-11-23 09:46:17,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 09:46:17,673 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1502 [2018-11-23 09:46:17,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:17,687 INFO L225 Difference]: With dead ends: 26086 [2018-11-23 09:46:17,687 INFO L226 Difference]: Without dead ends: 12993 [2018-11-23 09:46:17,698 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3021 GetRequests, 3005 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-11-23 09:46:17,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12993 states. [2018-11-23 09:46:17,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12993 to 12973. [2018-11-23 09:46:17,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12973 states. [2018-11-23 09:46:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12973 states to 12973 states and 13501 transitions. [2018-11-23 09:46:17,785 INFO L78 Accepts]: Start accepts. Automaton has 12973 states and 13501 transitions. Word has length 1502 [2018-11-23 09:46:17,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:17,786 INFO L480 AbstractCegarLoop]: Abstraction has 12973 states and 13501 transitions. [2018-11-23 09:46:17,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 09:46:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12973 states and 13501 transitions. [2018-11-23 09:46:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1668 [2018-11-23 09:46:17,801 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:17,801 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 09:46:17,801 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:17,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:17,802 INFO L82 PathProgramCache]: Analyzing trace with hash 293561264, now seen corresponding path program 1 times [2018-11-23 09:46:17,802 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:17,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:17,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:17,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:17,803 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6408 backedges. 2504 proven. 1064 refuted. 0 times theorem prover too weak. 2840 trivial. 0 not checked. [2018-11-23 09:46:21,009 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:21,009 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:46:21,009 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1668 with the following transitions: [2018-11-23 09:46:21,009 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [776], [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], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1088], [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], [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] [2018-11-23 09:46:21,012 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:46:21,012 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:46:23,936 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:46:23,937 INFO L272 AbstractInterpreter]: Visited 271 different actions 1089 times. Merged at 11 different actions 37 times. Never widened. Performed 12895 root evaluator evaluations with a maximum evaluation depth of 22. Performed 12895 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 16 fixpoints after 8 different actions. Largest state had 24 variables. [2018-11-23 09:46:23,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:23,939 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:46:23,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:23,939 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/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 [2018-11-23 09:46:23,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:23,945 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:46:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:24,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:46:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6408 backedges. 2549 proven. 2 refuted. 0 times theorem prover too weak. 3857 trivial. 0 not checked. [2018-11-23 09:46:25,066 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:46:27,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6408 backedges. 503 proven. 2400 refuted. 0 times theorem prover too weak. 3505 trivial. 0 not checked. [2018-11-23 09:46:27,040 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:46:27,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8, 8] total 27 [2018-11-23 09:46:27,040 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:46:27,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-23 09:46:27,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-23 09:46:27,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=600, Unknown=0, NotChecked=0, Total=702 [2018-11-23 09:46:27,042 INFO L87 Difference]: Start difference. First operand 12973 states and 13501 transitions. Second operand 22 states. [2018-11-23 09:46:32,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:32,638 INFO L93 Difference]: Finished difference Result 26952 states and 28106 transitions. [2018-11-23 09:46:32,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-23 09:46:32,638 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1667 [2018-11-23 09:46:32,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:32,652 INFO L225 Difference]: With dead ends: 26952 [2018-11-23 09:46:32,653 INFO L226 Difference]: Without dead ends: 14322 [2018-11-23 09:46:32,662 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3433 GetRequests, 3359 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1389 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=996, Invalid=4406, Unknown=0, NotChecked=0, Total=5402 [2018-11-23 09:46:32,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14322 states. [2018-11-23 09:46:32,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14322 to 13322. [2018-11-23 09:46:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13322 states. [2018-11-23 09:46:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13322 states to 13322 states and 13819 transitions. [2018-11-23 09:46:32,766 INFO L78 Accepts]: Start accepts. Automaton has 13322 states and 13819 transitions. Word has length 1667 [2018-11-23 09:46:32,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:32,766 INFO L480 AbstractCegarLoop]: Abstraction has 13322 states and 13819 transitions. [2018-11-23 09:46:32,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-23 09:46:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 13322 states and 13819 transitions. [2018-11-23 09:46:32,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1946 [2018-11-23 09:46:32,784 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:32,784 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 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, 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, 5, 5, 5, 5, 5, 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, 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] [2018-11-23 09:46:32,784 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:32,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:32,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1290261852, now seen corresponding path program 1 times [2018-11-23 09:46:32,785 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:32,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:32,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:32,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:32,785 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 2874 proven. 1492 refuted. 0 times theorem prover too weak. 2775 trivial. 0 not checked. [2018-11-23 09:46:35,968 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:35,968 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:46:35,968 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1946 with the following transitions: [2018-11-23 09:46:35,969 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1088], [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], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1396], [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] [2018-11-23 09:46:35,972 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:46:35,972 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:46:36,773 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:46:36,773 INFO L272 AbstractInterpreter]: Visited 290 different actions 1167 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 14059 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14059 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 16 fixpoints after 8 different actions. Largest state had 24 variables. [2018-11-23 09:46:36,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:36,775 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:46:36,775 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:36,775 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 09:46:36,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:36,782 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:46:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:36,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:46:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 3988 proven. 2 refuted. 0 times theorem prover too weak. 3151 trivial. 0 not checked. [2018-11-23 09:46:37,932 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:46:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 1822 proven. 336 refuted. 0 times theorem prover too weak. 4983 trivial. 0 not checked. [2018-11-23 09:46:39,486 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:46:39,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5] total 19 [2018-11-23 09:46:39,487 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:46:39,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 09:46:39,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 09:46:39,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-11-23 09:46:39,488 INFO L87 Difference]: Start difference. First operand 13322 states and 13819 transitions. Second operand 18 states. [2018-11-23 09:46:44,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:46:44,752 INFO L93 Difference]: Finished difference Result 23942 states and 24932 transitions. [2018-11-23 09:46:44,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-23 09:46:44,753 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1945 [2018-11-23 09:46:44,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:46:44,768 INFO L225 Difference]: With dead ends: 23942 [2018-11-23 09:46:44,768 INFO L226 Difference]: Without dead ends: 14032 [2018-11-23 09:46:44,777 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3997 GetRequests, 3923 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2018-11-23 09:46:44,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14032 states. [2018-11-23 09:46:44,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14032 to 13327. [2018-11-23 09:46:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13327 states. [2018-11-23 09:46:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13327 states to 13327 states and 13740 transitions. [2018-11-23 09:46:44,873 INFO L78 Accepts]: Start accepts. Automaton has 13327 states and 13740 transitions. Word has length 1945 [2018-11-23 09:46:44,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:46:44,874 INFO L480 AbstractCegarLoop]: Abstraction has 13327 states and 13740 transitions. [2018-11-23 09:46:44,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 09:46:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 13327 states and 13740 transitions. [2018-11-23 09:46:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2013 [2018-11-23 09:46:44,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:46:44,892 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 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, 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] [2018-11-23 09:46:44,893 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:46:44,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:44,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1337002116, now seen corresponding path program 1 times [2018-11-23 09:46:44,893 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:46:44,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:44,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:44,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:46:44,894 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:46:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8265 backedges. 4589 proven. 674 refuted. 0 times theorem prover too weak. 3002 trivial. 0 not checked. [2018-11-23 09:46:47,136 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:47,137 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:46:47,137 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 2013 with the following transitions: [2018-11-23 09:46:47,137 INFO L202 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], [467], [475], [483], [491], [499], [507], [515], [519], [521], [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], [776], [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], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1088], [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], [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], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1532], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 09:46:47,140 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:46:47,140 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:46:50,100 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 09:46:50,101 INFO L272 AbstractInterpreter]: Visited 302 different actions 1212 times. Merged at 12 different actions 36 times. Never widened. Performed 14595 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14595 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 17 fixpoints after 9 different actions. Largest state had 24 variables. [2018-11-23 09:46:50,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:46:50,110 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 09:46:50,110 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:46:50,110 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 09:46:50,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:46:50,116 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 09:46:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:46:50,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:46:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8265 backedges. 5706 proven. 6 refuted. 0 times theorem prover too weak. 2553 trivial. 0 not checked. [2018-11-23 09:46:51,458 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 09:46:53,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8265 backedges. 1806 proven. 1098 refuted. 0 times theorem prover too weak. 5361 trivial. 0 not checked. [2018-11-23 09:46:53,412 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 09:46:53,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 24 [2018-11-23 09:46:53,413 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 09:46:53,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 09:46:53,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 09:46:53,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2018-11-23 09:46:53,414 INFO L87 Difference]: Start difference. First operand 13327 states and 13740 transitions. Second operand 19 states. [2018-11-23 09:47:03,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:47:03,726 INFO L93 Difference]: Finished difference Result 25237 states and 26012 transitions. [2018-11-23 09:47:03,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-11-23 09:47:03,727 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 2012 [2018-11-23 09:47:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:47:03,728 INFO L225 Difference]: With dead ends: 25237 [2018-11-23 09:47:03,728 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 09:47:03,741 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4139 GetRequests, 4063 SyntacticMatches, 4 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1520 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=836, Invalid=4566, Unknown=0, NotChecked=0, Total=5402 [2018-11-23 09:47:03,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 09:47:03,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 09:47:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 09:47:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 09:47:03,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2012 [2018-11-23 09:47:03,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:47:03,742 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:47:03,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 09:47:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:47:03,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:47:03,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 09:47:03,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:03,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,345 WARN L180 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 292 [2018-11-23 09:47:04,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:04,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:05,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:47:06,547 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 346 [2018-11-23 09:47:07,136 WARN L180 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 68 [2018-11-23 09:47:08,010 WARN L180 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 83 [2018-11-23 09:47:09,340 WARN L180 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 446 DAG size of output: 84 [2018-11-23 09:47:11,322 WARN L180 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 402 DAG size of output: 127 [2018-11-23 09:47:12,109 WARN L180 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 74 [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,112 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,113 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse15 (= ~a18~0 |old(~a18~0)|)) (.cse19 (= |old(~a16~0)| ~a16~0)) (.cse17 (= |old(~a15~0)| ~a15~0)) (.cse16 (= |old(~a12~0)| ~a12~0)) (.cse10 (= 4 |old(~a15~0)|))) (let ((.cse3 (<= (+ |old(~a18~0)| 79) 0)) (.cse8 (= 6 |old(~a12~0)|)) (.cse11 (<= (+ ~a18~0 156) 0)) (.cse2 (< 0 (+ |old(~a18~0)| 156))) (.cse4 (< 9 |old(~a16~0)|)) (.cse6 (not .cse10)) (.cse7 (not (= 8 |old(~a16~0)|))) (.cse9 (and .cse19 .cse17 .cse16)) (.cse18 (= ~a16~0 10)) (.cse12 (not (= 10 |old(~a16~0)|))) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse5 (= 8 |old(~a12~0)|)) (.cse13 (= 0 |old(~a12~0)|)) (.cse0 (and .cse17 (= ~a16~0 |old(~a16~0)|) .cse15 .cse16)) (.cse14 (not (= 11 |old(~a16~0)|)))) (and (or .cse0 (and (or .cse1 .cse2) .cse3) (or .cse4 (not .cse5))) (or .cse6 .cse7 .cse0) (or .cse4 .cse8 .cse9 .cse2) (or .cse10 .cse11 .cse12 .cse2) (or (and .cse3 .cse2) (or .cse1 .cse13 .cse14) (and (and (= ~a16~0 11) (= ~a15~0 3)) .cse15 .cse16)) (or .cse6 .cse4 .cse8 .cse0) (or .cse4 .cse10 .cse11 .cse2) (or .cse9 .cse4 .cse10 .cse5) (or .cse6 (< 6 |old(~a12~0)|) .cse12 (and .cse17 .cse15 .cse18 .cse16)) (or .cse6 .cse0 (not (= 9 |old(~a16~0)|))) (or .cse7 .cse9) (or (and .cse19 .cse15 .cse17 .cse16) .cse10 (< |old(~a16~0)| 12)) (or (and .cse18 .cse17 .cse16) .cse10 .cse12) (or .cse1 .cse5 .cse13 .cse0 .cse14)))) [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,114 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,115 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 09:47:12,116 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse27 (= 8 |old(~a12~0)|)) (.cse28 (not (= calculate_output_~input 0))) (.cse17 (= ~a16~0 |old(~a16~0)|)) (.cse18 (= ~a18~0 |old(~a18~0)|)) (.cse14 (= 4 |old(~a15~0)|)) (.cse26 (not (= ~a15~0 4))) (.cse2 (= |old(~a16~0)| ~a16~0)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse4 (= |old(~a12~0)| ~a12~0))) (let ((.cse11 (and (= ~a16~0 8) (not (= ~a12~0 6)) .cse26 .cse2 .cse3 .cse4)) (.cse15 (not .cse14)) (.cse13 (not (= 8 |old(~a16~0)|))) (.cse5 (and .cse3 .cse17 .cse18 .cse4)) (.cse16 (not (= calculate_output_~input 1))) (.cse12 (= 6 |old(~a12~0)|)) (.cse1 (= 9 |old(~a16~0)|)) (.cse24 (= 0 |old(~a12~0)|)) (.cse21 (and .cse3 .cse28 .cse17 .cse18 .cse4)) (.cse0 (<= (+ ~a18~0 156) 0)) (.cse9 (< 0 (+ |old(~a18~0)| 156))) (.cse25 (and .cse2 .cse3 .cse4)) (.cse7 (< 9 |old(~a16~0)|)) (.cse19 (not (= 11 |old(~a16~0)|))) (.cse6 (not .cse27)) (.cse10 (<= (+ |old(~a18~0)| 79) 0)) (.cse22 (= ~a16~0 10)) (.cse23 (not (= 10 |old(~a16~0)|))) (.cse8 (not (= 3 |old(~a15~0)|))) (.cse20 (= |calculate_output_#in~input| 0))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 (and (or .cse8 .cse9) .cse10) .cse11) (or .cse12 .cse13 .cse14 .cse11) (or .cse15 (and (or (not (= 5 ~a12~0)) (not (= 9 ~a16~0)) .cse16) .cse3 .cse17 .cse18 .cse4) .cse7 .cse12) (or (or .cse8 .cse19 .cse20) .cse6 .cse21 .cse9) (or .cse15 (and .cse3 .cse18 .cse22 .cse4) (< 6 |old(~a12~0)|) .cse23) (or .cse15 .cse13 .cse5) (or .cse21 (or (not (= (+ |old(~a18~0)| 87) 0)) .cse8 .cse24 .cse19 .cse20 (< 7 |old(~a12~0)|))) (or .cse7 .cse12 .cse25 .cse9) (or (and .cse26 .cse3) (and (or (< 134 ~a18~0) .cse16) .cse3 .cse17 .cse18 .cse4) (not .cse12) (not .cse1)) (or .cse8 .cse27 .cse24 (and .cse0 (= ~a12~0 5) .cse3 (= ~a16~0 11) .cse4) .cse21 .cse19 .cse20) (or .cse14 .cse0 .cse23 .cse9) (or .cse7 .cse14 .cse0 .cse9) (or .cse25 .cse7 .cse14 .cse27) (or (or .cse19 .cse20) .cse8 .cse6 .cse10 (and .cse28 .cse17 (= 3 ~a15~0) .cse18 .cse4)) (or (and .cse2 .cse18 .cse3 .cse4) .cse14 (< |old(~a16~0)| 12)) (or (and .cse22 .cse3 .cse4) .cse14 .cse23) (or .cse8 (not (= 5 |old(~a12~0)|)) .cse20 (= 0 |old(~a16~0)|) .cse28)))) [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,117 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 09:47:12,118 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,119 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 09:47:12,120 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 151) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,121 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse21 (= |old(~a16~0)| ~a16~0)) (.cse20 (= |old(~a15~0)| ~a15~0)) (.cse13 (= ~a16~0 |old(~a16~0)|)) (.cse14 (= ~a18~0 |old(~a18~0)|)) (.cse15 (= |old(~a12~0)| ~a12~0)) (.cse7 (= 4 |old(~a15~0)|)) (.cse18 (= 8 |old(~a12~0)|))) (let ((.cse4 (= 6 |old(~a12~0)|)) (.cse8 (<= (+ ~a18~0 156) 0)) (.cse3 (< 9 |old(~a16~0)|)) (.cse6 (< 0 (+ |old(~a18~0)| 156))) (.cse17 (<= (+ |old(~a18~0)| 79) 0)) (.cse16 (not .cse18)) (.cse12 (not (= 3 |old(~a15~0)|))) (.cse10 (not (= 11 |old(~a16~0)|))) (.cse11 (= |calculate_output_#in~input| 0)) (.cse9 (not (= 10 |old(~a16~0)|))) (.cse19 (= ~a16~0 10)) (.cse0 (not .cse7)) (.cse2 (and .cse20 .cse13 .cse14 .cse15)) (.cse1 (not (= 8 |old(~a16~0)|))) (.cse5 (and .cse21 .cse20 .cse15))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse9 .cse6) (or .cse0 .cse3 .cse4 .cse2) (or (or .cse10 .cse11) .cse12 (and .cse13 (= 3 ~a15~0) .cse14 .cse15) .cse16 (and .cse17 .cse6)) (or .cse3 .cse7 .cse8 .cse6) (or .cse5 .cse3 .cse7 .cse18) (or .cse3 .cse2 (and (or .cse12 .cse6) .cse17) .cse16) (or .cse12 .cse18 .cse2 (= 0 |old(~a12~0)|) .cse10 .cse11) (or .cse7 .cse9 (and .cse19 .cse20 .cse15)) (or .cse0 (< 6 |old(~a12~0)|) .cse9 (and .cse20 .cse14 .cse19 .cse15)) (or .cse0 .cse2 (not (= 9 |old(~a16~0)|))) (or .cse1 .cse5) (or (and .cse21 .cse14 .cse20 .cse15) .cse7 (< |old(~a16~0)| 12))))) [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 09:47:12,122 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,123 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,124 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,125 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,126 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,127 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,128 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,129 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:47:12,130 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)) [2018-11-23 09:47:12,130 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:47:12,130 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0))) [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 09:47:12,130 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (= ~a12~0 6))) (let ((.cse2 (= ~a16~0 10)) (.cse6 (not (= ~a12~0 8))) (.cse8 (<= 12 ~a16~0)) (.cse1 (not (= ~a15~0 4))) (.cse10 (not .cse0)) (.cse3 (<= ~a16~0 9)) (.cse5 (not (= main_~input~0 0))) (.cse9 (<= (+ ~a18~0 156) 0)) (.cse4 (< 0 (+ ~a18~0 79))) (.cse7 (= |old(~a15~0)| ~a15~0))) (or (and (= 9 ~a16~0) .cse0) (and .cse1 .cse2) (and (and .cse1 .cse3) .cse4) (and .cse5 .cse6 .cse7 (not (= ~a12~0 0))) (not (= 11 |old(~a16~0)|)) (= 8 ~a16~0) (not (= (+ |old(~a18~0)| 87) 0)) (and (<= ~a12~0 6) .cse2) (and .cse1 .cse3 .cse6) (not (= 3 |old(~a15~0)|)) (and .cse8 .cse7) (and .cse9 .cse1 .cse3) (and .cse8 .cse10 .cse1) (not (= 5 |old(~a12~0)|)) (and .cse10 (= 4 ~a15~0) .cse3) (and .cse5 (= 8 ~a12~0) (or .cse9 .cse4) .cse7)))) [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 09:47:12,130 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (= ~a12~0 6))) (let ((.cse8 (not .cse0)) (.cse6 (not (= ~a12~0 0))) (.cse5 (= ~a15~0 3))) (let ((.cse4 (< 0 (+ ~a18~0 79))) (.cse2 (= ~a16~0 10)) (.cse7 (not (= ~a12~0 8))) (.cse1 (not (= ~a15~0 4))) (.cse3 (<= ~a16~0 9)) (.cse10 (<= (+ ~a18~0 156) 0)) (.cse9 (and .cse8 (let ((.cse11 (= ~a16~0 11))) (or (and .cse11 .cse5 .cse6 (= (mod ~a12~0 2) 0)) (and .cse11 .cse5 (= ~a12~0 5) (= (+ ~a18~0 87) 0))))))) (or (and (= 9 ~a16~0) .cse0) (and .cse1 .cse2) (and (and .cse1 .cse3) .cse4) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and .cse5 .cse6 .cse7) (and (<= 12 ~a16~0) .cse8 .cse1) (not (= 5 |old(~a12~0)|)) (and .cse8 (= 4 ~a15~0) .cse3) (and .cse9 .cse4) (= 8 ~a16~0) (and (<= ~a12~0 6) .cse2) (and .cse1 .cse3 .cse7) (and .cse10 .cse1 .cse3) (and .cse10 .cse9))))) [2018-11-23 09:47:12,130 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 09:47:12,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:47:12 BoogieIcfgContainer [2018-11-23 09:47:12,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 09:47:12,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:47:12,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:47:12,140 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:47:12,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:40:14" (3/4) ... [2018-11-23 09:47:12,143 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:47:12,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 09:47:12,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 09:47:12,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 09:47:12,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 09:47:12,161 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 09:47:12,162 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 09:47:12,183 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((9 == a16 && a12 == 6) || (!(a15 == 4) && a16 == 10)) || ((!(a15 == 4) && a16 <= 9) && 0 < a18 + 79)) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((a15 == 3 && !(a12 == 0)) && !(a12 == 8))) || ((12 <= a16 && !(a12 == 6)) && !(a15 == 4))) || !(5 == \old(a12))) || ((!(a12 == 6) && 4 == a15) && a16 <= 9)) || ((!(a12 == 6) && ((((a16 == 11 && a15 == 3) && !(a12 == 0)) && a12 % 2 == 0) || (((a16 == 11 && a15 == 3) && a12 == 5) && a18 + 87 == 0))) && 0 < a18 + 79)) || 8 == a16) || (a12 <= 6 && a16 == 10)) || ((!(a15 == 4) && a16 <= 9) && !(a12 == 8))) || ((a18 + 156 <= 0 && !(a15 == 4)) && a16 <= 9)) || (a18 + 156 <= 0 && !(a12 == 6) && ((((a16 == 11 && a15 == 3) && !(a12 == 0)) && a12 % 2 == 0) || (((a16 == 11 && a15 == 3) && a12 == 5) && a18 + 87 == 0))) [2018-11-23 09:47:12,320 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_35e4151c-fe8f-4760-a81d-f14190427be2/bin-2019/utaipan/witness.graphml [2018-11-23 09:47:12,320 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:47:12,321 INFO L168 Benchmark]: Toolchain (without parser) took 420924.50 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 954.3 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,321 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:47:12,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.63 ms. Allocated memory is still 1.0 GB. Free memory was 954.3 MB in the beginning and 873.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 873.8 MB in the beginning and 1.1 GB in the end (delta: -260.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,322 INFO L168 Benchmark]: Boogie Preprocessor took 73.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,322 INFO L168 Benchmark]: RCFGBuilder took 1918.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.8 MB in the end (delta: 240.4 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,323 INFO L168 Benchmark]: TraceAbstraction took 417916.16 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 881.8 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,323 INFO L168 Benchmark]: Witness Printer took 180.89 ms. Allocated memory is still 5.3 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:47:12,325 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 732.63 ms. Allocated memory is still 1.0 GB. Free memory was 954.3 MB in the beginning and 873.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 873.8 MB in the beginning and 1.1 GB in the end (delta: -260.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1918.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.8 MB in the end (delta: 240.4 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 417916.16 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 881.8 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. * Witness Printer took 180.89 ms. Allocated memory is still 5.3 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 151]: 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: (((((((((((((((9 == a16 && a12 == 6) || (!(a15 == 4) && a16 == 10)) || ((!(a15 == 4) && a16 <= 9) && 0 < a18 + 79)) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((a15 == 3 && !(a12 == 0)) && !(a12 == 8))) || ((12 <= a16 && !(a12 == 6)) && !(a15 == 4))) || !(5 == \old(a12))) || ((!(a12 == 6) && 4 == a15) && a16 <= 9)) || ((!(a12 == 6) && ((((a16 == 11 && a15 == 3) && !(a12 == 0)) && a12 % 2 == 0) || (((a16 == 11 && a15 == 3) && a12 == 5) && a18 + 87 == 0))) && 0 < a18 + 79)) || 8 == a16) || (a12 <= 6 && a16 == 10)) || ((!(a15 == 4) && a16 <= 9) && !(a12 == 8))) || ((a18 + 156 <= 0 && !(a15 == 4)) && a16 <= 9)) || (a18 + 156 <= 0 && !(a12 == 6) && ((((a16 == 11 && a15 == 3) && !(a12 == 0)) && a12 % 2 == 0) || (((a16 == 11 && a15 == 3) && a12 == 5) && a18 + 87 == 0))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 417.8s OverallTime, 19 OverallIterations, 12 TraceHistogramMax, 357.2s AutomataDifference, 0.0s DeadEndRemovalTime, 8.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 4379 SDtfs, 45326 SDslu, 5176 SDs, 0 SdLazy, 91797 SolverSat, 8616 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 323.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 26468 GetRequests, 26058 SyntacticMatches, 24 SemanticMatches, 386 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5030 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25064occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 15.8s AbstIntTime, 13 AbstIntIterations, 4 AbstIntStrong, 0.9980774768098781 AbsIntWeakeningRatio, 0.061068702290076333 AbsIntAvgWeakeningVarsNumRemoved, 15.801526717557252 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 19 MinimizatonAttempts, 5033 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2357 PreInvPairs, 5802 NumberOfFragments, 1658 HoareAnnotationTreeSize, 2357 FomulaSimplifications, 205364 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 79502 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 28726 NumberOfCodeBlocks, 28726 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 40615 ConstructedInterpolants, 0 QuantifiedInterpolants, 166021481 SizeOfPredicates, 9 NumberOfNonLiveVariables, 15489 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 37 InterpolantComputations, 10 PerfectInterpolantSequences, 110720/119098 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...