./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 04:05:03,393 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 04:05:03,394 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 04:05:03,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 04:05:03,401 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 04:05:03,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 04:05:03,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 04:05:03,403 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 04:05:03,403 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 04:05:03,404 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 04:05:03,404 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 04:05:03,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 04:05:03,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 04:05:03,405 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 04:05:03,406 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 04:05:03,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 04:05:03,407 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 04:05:03,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 04:05:03,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 04:05:03,409 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 04:05:03,410 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 04:05:03,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 04:05:03,412 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 04:05:03,412 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 04:05:03,412 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 04:05:03,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 04:05:03,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 04:05:03,413 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 04:05:03,414 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 04:05:03,414 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 04:05:03,414 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 04:05:03,415 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 04:05:03,415 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 04:05:03,415 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 04:05:03,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 04:05:03,416 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 04:05:03,416 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 04:05:03,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 04:05:03,423 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 04:05:03,423 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 04:05:03,424 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 04:05:03,424 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 04:05:03,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 04:05:03,425 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 04:05:03,426 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:05:03,426 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 04:05:03,426 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 04:05:03,427 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 04:05:03,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 04:05:03,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 04:05:03,427 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 04:05:03,427 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_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2018-12-03 04:05:03,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 04:05:03,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 04:05:03,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 04:05:03,457 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 04:05:03,457 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 04:05:03,458 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c [2018-12-03 04:05:03,502 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/data/4aa5c74bc/1806e8c264ee44d7b4bd6060a3950f54/FLAGc652ddf50 [2018-12-03 04:05:03,979 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 04:05:03,979 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c [2018-12-03 04:05:03,987 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/data/4aa5c74bc/1806e8c264ee44d7b4bd6060a3950f54/FLAGc652ddf50 [2018-12-03 04:05:04,476 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/data/4aa5c74bc/1806e8c264ee44d7b4bd6060a3950f54 [2018-12-03 04:05:04,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 04:05:04,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 04:05:04,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 04:05:04,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 04:05:04,482 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 04:05:04,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:04" (1/1) ... [2018-12-03 04:05:04,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acabfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:04, skipping insertion in model container [2018-12-03 04:05:04,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:05:04" (1/1) ... [2018-12-03 04:05:04,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 04:05:04,524 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 04:05:04,817 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:05:04,820 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 04:05:05,021 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:05:05,031 INFO L195 MainTranslator]: Completed translation [2018-12-03 04:05:05,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05 WrapperNode [2018-12-03 04:05:05,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 04:05:05,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 04:05:05,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 04:05:05,033 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 04:05:05,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 04:05:05,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 04:05:05,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 04:05:05,063 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 04:05:05,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... [2018-12-03 04:05:05,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 04:05:05,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 04:05:05,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 04:05:05,131 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 04:05:05,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:05:05,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 04:05:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 04:05:05,166 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-03 04:05:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-03 04:05:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-03 04:05:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-03 04:05:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 04:05:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 04:05:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 04:05:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 04:05:06,444 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 04:05:06,444 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 04:05:06,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:06 BoogieIcfgContainer [2018-12-03 04:05:06,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 04:05:06,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 04:05:06,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 04:05:06,447 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 04:05:06,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 04:05:04" (1/3) ... [2018-12-03 04:05:06,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224f92b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:05:06, skipping insertion in model container [2018-12-03 04:05:06,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:05:05" (2/3) ... [2018-12-03 04:05:06,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224f92b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:05:06, skipping insertion in model container [2018-12-03 04:05:06,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:06" (3/3) ... [2018-12-03 04:05:06,450 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label58_true-unreach-call.c [2018-12-03 04:05:06,456 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 04:05:06,461 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 04:05:06,471 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 04:05:06,492 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 04:05:06,492 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 04:05:06,492 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 04:05:06,492 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 04:05:06,493 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 04:05:06,493 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 04:05:06,493 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 04:05:06,493 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 04:05:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-03 04:05:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-03 04:05:06,514 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:05:06,515 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, 1, 1, 1] [2018-12-03 04:05:06,516 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:05:06,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:05:06,520 INFO L82 PathProgramCache]: Analyzing trace with hash -129772806, now seen corresponding path program 1 times [2018-12-03 04:05:06,521 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:05:06,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:06,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:05:06,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:06,551 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:05:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:05:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:05:06,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:05:06,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 04:05:06,693 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:05:06,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:05:06,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:05:06,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:05:06,707 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-03 04:05:07,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:05:07,806 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-03 04:05:07,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:05:07,807 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-12-03 04:05:07,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:05:07,817 INFO L225 Difference]: With dead ends: 1153 [2018-12-03 04:05:07,817 INFO L226 Difference]: Without dead ends: 682 [2018-12-03 04:05:07,821 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 [2018-12-03 04:05:07,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-03 04:05:07,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-03 04:05:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-03 04:05:07,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1190 transitions. [2018-12-03 04:05:07,868 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1190 transitions. Word has length 57 [2018-12-03 04:05:07,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:05:07,868 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1190 transitions. [2018-12-03 04:05:07,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:05:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2018-12-03 04:05:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-03 04:05:07,871 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:05:07,872 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, 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] [2018-12-03 04:05:07,872 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:05:07,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:05:07,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1636148102, now seen corresponding path program 1 times [2018-12-03 04:05:07,872 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:05:07,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:07,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:05:07,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:07,873 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:05:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:05:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:05:07,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:05:07,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 04:05:07,993 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:05:07,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:05:07,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:05:07,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:05:07,995 INFO L87 Difference]: Start difference. First operand 682 states and 1190 transitions. Second operand 6 states. [2018-12-03 04:05:09,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:05:09,670 INFO L93 Difference]: Finished difference Result 1730 states and 3016 transitions. [2018-12-03 04:05:09,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 04:05:09,670 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-12-03 04:05:09,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:05:09,674 INFO L225 Difference]: With dead ends: 1730 [2018-12-03 04:05:09,674 INFO L226 Difference]: Without dead ends: 1054 [2018-12-03 04:05:09,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:05:09,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2018-12-03 04:05:09,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1034. [2018-12-03 04:05:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2018-12-03 04:05:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1692 transitions. [2018-12-03 04:05:09,695 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1692 transitions. Word has length 149 [2018-12-03 04:05:09,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:05:09,695 INFO L480 AbstractCegarLoop]: Abstraction has 1034 states and 1692 transitions. [2018-12-03 04:05:09,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:05:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1692 transitions. [2018-12-03 04:05:09,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-03 04:05:09,698 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:05:09,698 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:05:09,698 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:05:09,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:05:09,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1608986538, now seen corresponding path program 1 times [2018-12-03 04:05:09,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:05:09,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:09,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:05:09,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:05:09,699 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:05:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:05:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 100 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:05:09,809 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:05:09,809 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:05:09,810 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 260 with the following transitions: [2018-12-03 04:05:09,811 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:05:09,836 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:05:09,836 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:05:10,077 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:05:10,079 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1036 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-03 04:05:10,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:05:10,089 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:05:10,509 INFO L227 lantSequenceWeakener]: Weakened 250 states. On average, predicates are now at 77.99% of their original sizes. [2018-12-03 04:05:10,509 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:05:10,534 INFO L418 sIntCurrentIteration]: We unified 258 AI predicates to 258 [2018-12-03 04:05:10,534 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:05:10,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:05:10,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-03 04:05:10,535 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:05:10,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:05:10,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:05:10,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:05:10,536 INFO L87 Difference]: Start difference. First operand 1034 states and 1692 transitions. Second operand 6 states. [2018-12-03 04:06:12,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:06:12,114 INFO L93 Difference]: Finished difference Result 2400 states and 3915 transitions. [2018-12-03 04:06:12,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 04:06:12,114 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 259 [2018-12-03 04:06:12,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:06:12,117 INFO L225 Difference]: With dead ends: 2400 [2018-12-03 04:06:12,118 INFO L226 Difference]: Without dead ends: 1372 [2018-12-03 04:06:12,119 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 259 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-03 04:06:12,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2018-12-03 04:06:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1371. [2018-12-03 04:06:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1371 states. [2018-12-03 04:06:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1371 states and 2036 transitions. [2018-12-03 04:06:12,134 INFO L78 Accepts]: Start accepts. Automaton has 1371 states and 2036 transitions. Word has length 259 [2018-12-03 04:06:12,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:06:12,135 INFO L480 AbstractCegarLoop]: Abstraction has 1371 states and 2036 transitions. [2018-12-03 04:06:12,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:06:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2036 transitions. [2018-12-03 04:06:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-03 04:06:12,138 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:06:12,138 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, 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, 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] [2018-12-03 04:06:12,138 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:06:12,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:06:12,139 INFO L82 PathProgramCache]: Analyzing trace with hash 1789931887, now seen corresponding path program 1 times [2018-12-03 04:06:12,139 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:06:12,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:06:12,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:06:12,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:06:12,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:06:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:06:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 155 proven. 197 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-03 04:06:12,276 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:06:12,276 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:06:12,276 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 351 with the following transitions: [2018-12-03 04:06:12,277 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:06:12,279 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:06:12,279 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:06:12,422 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:06:12,423 INFO L272 AbstractInterpreter]: Visited 119 different actions 344 times. Merged at 4 different actions 7 times. Never widened. Performed 3343 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3343 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-03 04:06:12,429 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:06:12,429 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:06:12,658 INFO L227 lantSequenceWeakener]: Weakened 347 states. On average, predicates are now at 80.55% of their original sizes. [2018-12-03 04:06:12,659 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:06:12,703 INFO L418 sIntCurrentIteration]: We unified 349 AI predicates to 349 [2018-12-03 04:06:12,703 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:06:12,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:06:12,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-03 04:06:12,704 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:06:12,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:06:12,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:06:12,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:06:12,705 INFO L87 Difference]: Start difference. First operand 1371 states and 2036 transitions. Second operand 10 states. [2018-12-03 04:07:06,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:07:06,540 INFO L93 Difference]: Finished difference Result 3786 states and 6013 transitions. [2018-12-03 04:07:06,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 04:07:06,540 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 350 [2018-12-03 04:07:06,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:07:06,545 INFO L225 Difference]: With dead ends: 3786 [2018-12-03 04:07:06,545 INFO L226 Difference]: Without dead ends: 2758 [2018-12-03 04:07:06,547 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 359 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:07:06,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2758 states. [2018-12-03 04:07:06,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2758 to 2402. [2018-12-03 04:07:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2402 states. [2018-12-03 04:07:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2402 states and 3160 transitions. [2018-12-03 04:07:06,579 INFO L78 Accepts]: Start accepts. Automaton has 2402 states and 3160 transitions. Word has length 350 [2018-12-03 04:07:06,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:07:06,580 INFO L480 AbstractCegarLoop]: Abstraction has 2402 states and 3160 transitions. [2018-12-03 04:07:06,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:07:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3160 transitions. [2018-12-03 04:07:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2018-12-03 04:07:06,585 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:07:06,585 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:07:06,585 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:07:06,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:06,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1895846762, now seen corresponding path program 1 times [2018-12-03 04:07:06,586 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:07:06,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:06,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:07:06,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:06,587 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:07:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:07:06,818 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 155 proven. 235 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-03 04:07:06,819 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:07:06,819 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:07:06,819 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 508 with the following transitions: [2018-12-03 04:07:06,819 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [800], [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], [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] [2018-12-03 04:07:06,824 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:07:06,825 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:07:06,993 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:07:06,993 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5185 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5185 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-03 04:07:06,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:06,994 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:07:07,226 INFO L227 lantSequenceWeakener]: Weakened 504 states. On average, predicates are now at 77.66% of their original sizes. [2018-12-03 04:07:07,226 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:07:07,281 INFO L418 sIntCurrentIteration]: We unified 506 AI predicates to 506 [2018-12-03 04:07:07,281 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:07:07,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:07:07,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-03 04:07:07,281 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:07:07,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:07:07,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:07:07,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:07:07,282 INFO L87 Difference]: Start difference. First operand 2402 states and 3160 transitions. Second operand 10 states. [2018-12-03 04:07:49,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:07:49,520 INFO L93 Difference]: Finished difference Result 4802 states and 6517 transitions. [2018-12-03 04:07:49,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 04:07:49,521 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 507 [2018-12-03 04:07:49,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:07:49,528 INFO L225 Difference]: With dead ends: 4802 [2018-12-03 04:07:49,528 INFO L226 Difference]: Without dead ends: 2743 [2018-12-03 04:07:49,531 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 514 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:07:49,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2743 states. [2018-12-03 04:07:49,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2743 to 2741. [2018-12-03 04:07:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2741 states. [2018-12-03 04:07:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 3515 transitions. [2018-12-03 04:07:49,581 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 3515 transitions. Word has length 507 [2018-12-03 04:07:49,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:07:49,582 INFO L480 AbstractCegarLoop]: Abstraction has 2741 states and 3515 transitions. [2018-12-03 04:07:49,582 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:07:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3515 transitions. [2018-12-03 04:07:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2018-12-03 04:07:49,595 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:07:49,595 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:07:49,595 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:07:49,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:49,596 INFO L82 PathProgramCache]: Analyzing trace with hash 2082281135, now seen corresponding path program 1 times [2018-12-03 04:07:49,596 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:07:49,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:49,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:07:49,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:49,597 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:07:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:07:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 297 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-03 04:07:50,327 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:07:50,327 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:07:50,327 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 599 with the following transitions: [2018-12-03 04:07:50,328 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [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], [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] [2018-12-03 04:07:50,330 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:07:50,330 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:07:50,641 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:07:50,641 INFO L272 AbstractInterpreter]: Visited 250 different actions 988 times. Merged at 6 different actions 21 times. Never widened. Performed 11752 root evaluator evaluations with a maximum evaluation depth of 17. Performed 11752 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-03 04:07:50,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:50,644 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:07:50,644 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:07:50,644 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:07:50,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:07:50,651 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:07:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:07:50,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:07:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 580 proven. 2 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-03 04:07:50,960 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:07:51,213 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 297 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-03 04:07:51,228 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:07:51,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-12-03 04:07:51,229 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:07:51,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:07:51,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:07:51,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:07:51,230 INFO L87 Difference]: Start difference. First operand 2741 states and 3515 transitions. Second operand 15 states. [2018-12-03 04:07:56,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:07:56,574 INFO L93 Difference]: Finished difference Result 5789 states and 7895 transitions. [2018-12-03 04:07:56,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-03 04:07:56,574 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 598 [2018-12-03 04:07:56,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:07:56,580 INFO L225 Difference]: With dead ends: 5789 [2018-12-03 04:07:56,580 INFO L226 Difference]: Without dead ends: 3542 [2018-12-03 04:07:56,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1268 GetRequests, 1216 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 769 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=629, Invalid=2233, Unknown=0, NotChecked=0, Total=2862 [2018-12-03 04:07:56,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3542 states. [2018-12-03 04:07:56,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3542 to 3107. [2018-12-03 04:07:56,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3107 states. [2018-12-03 04:07:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 3107 states and 3469 transitions. [2018-12-03 04:07:56,619 INFO L78 Accepts]: Start accepts. Automaton has 3107 states and 3469 transitions. Word has length 598 [2018-12-03 04:07:56,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:07:56,619 INFO L480 AbstractCegarLoop]: Abstraction has 3107 states and 3469 transitions. [2018-12-03 04:07:56,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:07:56,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 3469 transitions. [2018-12-03 04:07:56,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2018-12-03 04:07:56,630 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:07:56,630 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:07:56,631 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:07:56,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:56,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1959712389, now seen corresponding path program 1 times [2018-12-03 04:07:56,631 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:07:56,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:56,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:07:56,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:07:56,632 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:07:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:07:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 268 proven. 679 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2018-12-03 04:07:56,946 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:07:56,946 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:07:56,946 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 731 with the following transitions: [2018-12-03 04:07:56,947 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [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], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:07:56,949 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:07:56,949 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:07:57,171 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:07:57,171 INFO L272 AbstractInterpreter]: Visited 258 different actions 766 times. Merged at 6 different actions 12 times. Never widened. Performed 8980 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8980 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-03 04:07:57,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:07:57,173 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:07:57,493 INFO L227 lantSequenceWeakener]: Weakened 727 states. On average, predicates are now at 80.34% of their original sizes. [2018-12-03 04:07:57,493 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:07:57,529 INFO L418 sIntCurrentIteration]: We unified 729 AI predicates to 729 [2018-12-03 04:07:57,529 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:07:57,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:07:57,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-03 04:07:57,530 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:07:57,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 04:07:57,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 04:07:57,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:07:57,530 INFO L87 Difference]: Start difference. First operand 3107 states and 3469 transitions. Second operand 9 states. [2018-12-03 04:08:12,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:08:12,541 INFO L93 Difference]: Finished difference Result 6239 states and 7063 transitions. [2018-12-03 04:08:12,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-03 04:08:12,541 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 730 [2018-12-03 04:08:12,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:08:12,547 INFO L225 Difference]: With dead ends: 6239 [2018-12-03 04:08:12,547 INFO L226 Difference]: Without dead ends: 3814 [2018-12-03 04:08:12,550 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 736 GetRequests, 722 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:08:12,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3814 states. [2018-12-03 04:08:12,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3814 to 3119. [2018-12-03 04:08:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3119 states. [2018-12-03 04:08:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 3119 states and 3450 transitions. [2018-12-03 04:08:12,594 INFO L78 Accepts]: Start accepts. Automaton has 3119 states and 3450 transitions. Word has length 730 [2018-12-03 04:08:12,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:08:12,595 INFO L480 AbstractCegarLoop]: Abstraction has 3119 states and 3450 transitions. [2018-12-03 04:08:12,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 04:08:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 3450 transitions. [2018-12-03 04:08:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 745 [2018-12-03 04:08:12,599 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:08:12,600 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:08:12,600 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:08:12,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:08:12,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1345147521, now seen corresponding path program 1 times [2018-12-03 04:08:12,600 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:08:12,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:08:12,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:08:12,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:08:12,601 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:08:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:08:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 497 proven. 497 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-12-03 04:08:13,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:08:13,268 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:08:13,268 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 745 with the following transitions: [2018-12-03 04:08:13,268 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [796], [797], [800], [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], [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], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:08:13,270 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:08:13,270 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:08:13,628 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:08:13,628 INFO L272 AbstractInterpreter]: Visited 259 different actions 1026 times. Merged at 7 different actions 23 times. Never widened. Performed 12296 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12296 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-03 04:08:13,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:08:13,630 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:08:13,630 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:08:13,630 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:08:13,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:08:13,635 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:08:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:08:13,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:08:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 926 proven. 2 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-12-03 04:08:13,885 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:08:14,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 586 proven. 101 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2018-12-03 04:08:14,168 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:08:14,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-12-03 04:08:14,169 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:08:14,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:08:14,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:08:14,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-12-03 04:08:14,170 INFO L87 Difference]: Start difference. First operand 3119 states and 3450 transitions. Second operand 15 states. [2018-12-03 04:08:19,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:08:19,735 INFO L93 Difference]: Finished difference Result 6676 states and 7481 transitions. [2018-12-03 04:08:19,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-12-03 04:08:19,736 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 744 [2018-12-03 04:08:19,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:08:19,748 INFO L225 Difference]: With dead ends: 6676 [2018-12-03 04:08:19,748 INFO L226 Difference]: Without dead ends: 4239 [2018-12-03 04:08:19,753 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1569 GetRequests, 1515 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 831 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=580, Invalid=2282, Unknown=0, NotChecked=0, Total=2862 [2018-12-03 04:08:19,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4239 states. [2018-12-03 04:08:19,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4239 to 3810. [2018-12-03 04:08:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3810 states. [2018-12-03 04:08:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3810 states and 4112 transitions. [2018-12-03 04:08:19,800 INFO L78 Accepts]: Start accepts. Automaton has 3810 states and 4112 transitions. Word has length 744 [2018-12-03 04:08:19,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:08:19,801 INFO L480 AbstractCegarLoop]: Abstraction has 3810 states and 4112 transitions. [2018-12-03 04:08:19,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:08:19,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 4112 transitions. [2018-12-03 04:08:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2018-12-03 04:08:19,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:08:19,808 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, 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, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:08:19,808 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:08:19,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:08:19,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1208509266, now seen corresponding path program 1 times [2018-12-03 04:08:19,808 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:08:19,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:08:19,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:08:19,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:08:19,809 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:08:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:08:20,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1461 backedges. 497 proven. 209 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2018-12-03 04:08:20,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:08:20,174 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:08:20,174 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 880 with the following transitions: [2018-12-03 04:08:20,174 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [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], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:08:20,176 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:08:20,176 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:08:20,398 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:08:20,398 INFO L272 AbstractInterpreter]: Visited 260 different actions 767 times. Merged at 4 different actions 7 times. Never widened. Performed 8949 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8949 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-03 04:08:20,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:08:20,400 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:08:20,793 INFO L227 lantSequenceWeakener]: Weakened 876 states. On average, predicates are now at 80.23% of their original sizes. [2018-12-03 04:08:20,793 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:08:20,827 INFO L418 sIntCurrentIteration]: We unified 878 AI predicates to 878 [2018-12-03 04:08:20,827 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:08:20,827 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:08:20,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-03 04:08:20,827 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:08:20,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 04:08:20,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 04:08:20,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:08:20,828 INFO L87 Difference]: Start difference. First operand 3810 states and 4112 transitions. Second operand 9 states. [2018-12-03 04:09:41,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:09:41,219 INFO L93 Difference]: Finished difference Result 6942 states and 7536 transitions. [2018-12-03 04:09:41,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-03 04:09:41,219 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 879 [2018-12-03 04:09:41,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:09:41,226 INFO L225 Difference]: With dead ends: 6942 [2018-12-03 04:09:41,226 INFO L226 Difference]: Without dead ends: 3814 [2018-12-03 04:09:41,228 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 885 GetRequests, 871 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:09:41,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3814 states. [2018-12-03 04:09:41,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3814 to 3810. [2018-12-03 04:09:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3810 states. [2018-12-03 04:09:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3810 states and 4110 transitions. [2018-12-03 04:09:41,266 INFO L78 Accepts]: Start accepts. Automaton has 3810 states and 4110 transitions. Word has length 879 [2018-12-03 04:09:41,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:09:41,266 INFO L480 AbstractCegarLoop]: Abstraction has 3810 states and 4110 transitions. [2018-12-03 04:09:41,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 04:09:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 4110 transitions. [2018-12-03 04:09:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 975 [2018-12-03 04:09:41,273 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:09:41,273 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:09:41,273 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:09:41,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:09:41,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1000315411, now seen corresponding path program 1 times [2018-12-03 04:09:41,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:09:41,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:41,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:09:41,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:41,274 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:09:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:09:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 673 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-12-03 04:09:41,686 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:09:41,687 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:09:41,687 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 975 with the following transitions: [2018-12-03 04:09:41,687 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [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], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [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], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:09:41,689 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:09:41,689 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:09:42,124 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:09:42,124 INFO L272 AbstractInterpreter]: Visited 252 different actions 1008 times. Merged at 10 different actions 32 times. Never widened. Performed 11839 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11839 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-03 04:09:42,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:09:42,126 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:09:42,126 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:09:42,126 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:09:42,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:09:42,132 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:09:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:09:42,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:09:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 1391 proven. 2 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-12-03 04:09:42,475 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:09:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 673 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-12-03 04:09:42,859 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:09:42,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-03 04:09:42,860 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:09:42,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 04:09:42,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 04:09:42,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-03 04:09:42,861 INFO L87 Difference]: Start difference. First operand 3810 states and 4110 transitions. Second operand 9 states. [2018-12-03 04:09:44,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:09:44,707 INFO L93 Difference]: Finished difference Result 10857 states and 12732 transitions. [2018-12-03 04:09:44,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-03 04:09:44,707 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 974 [2018-12-03 04:09:44,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:09:44,726 INFO L225 Difference]: With dead ends: 10857 [2018-12-03 04:09:44,726 INFO L226 Difference]: Without dead ends: 7729 [2018-12-03 04:09:44,731 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1969 GetRequests, 1951 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-12-03 04:09:44,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7729 states. [2018-12-03 04:09:44,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7729 to 7696. [2018-12-03 04:09:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7696 states. [2018-12-03 04:09:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7696 states to 7696 states and 8755 transitions. [2018-12-03 04:09:44,813 INFO L78 Accepts]: Start accepts. Automaton has 7696 states and 8755 transitions. Word has length 974 [2018-12-03 04:09:44,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:09:44,813 INFO L480 AbstractCegarLoop]: Abstraction has 7696 states and 8755 transitions. [2018-12-03 04:09:44,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 04:09:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 7696 states and 8755 transitions. [2018-12-03 04:09:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1391 [2018-12-03 04:09:44,827 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:09:44,828 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:09:44,828 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:09:44,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:09:44,828 INFO L82 PathProgramCache]: Analyzing trace with hash -469626425, now seen corresponding path program 1 times [2018-12-03 04:09:44,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:09:44,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:44,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:09:44,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:44,829 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:09:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:09:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3493 backedges. 944 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-12-03 04:09:45,594 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:09:45,595 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:09:45,595 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1391 with the following transitions: [2018-12-03 04:09:45,595 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [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], [523], [531], [539], [543], [545], [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], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [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], [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], [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], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:09:45,597 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:09:45,597 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:09:46,181 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:09:46,181 INFO L272 AbstractInterpreter]: Visited 309 different actions 1225 times. Merged at 10 different actions 30 times. Never widened. Performed 14903 root evaluator evaluations with a maximum evaluation depth of 18. Performed 14903 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-03 04:09:46,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:09:46,182 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:09:46,182 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:09:46,183 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:09:46,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:09:46,188 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:09:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:09:46,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:09:46,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3493 backedges. 2288 proven. 2 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2018-12-03 04:09:46,785 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:09:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3493 backedges. 944 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-12-03 04:09:47,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:09:47,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-03 04:09:47,450 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:09:47,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:09:47,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:09:47,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-03 04:09:47,451 INFO L87 Difference]: Start difference. First operand 7696 states and 8755 transitions. Second operand 10 states. [2018-12-03 04:09:48,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:09:48,769 INFO L93 Difference]: Finished difference Result 15790 states and 18302 transitions. [2018-12-03 04:09:48,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 04:09:48,769 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1390 [2018-12-03 04:09:48,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:09:48,790 INFO L225 Difference]: With dead ends: 15790 [2018-12-03 04:09:48,790 INFO L226 Difference]: Without dead ends: 8776 [2018-12-03 04:09:48,800 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2811 GetRequests, 2787 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-12-03 04:09:48,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8776 states. [2018-12-03 04:09:48,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8776 to 8764. [2018-12-03 04:09:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8764 states. [2018-12-03 04:09:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8764 states to 8764 states and 9961 transitions. [2018-12-03 04:09:48,887 INFO L78 Accepts]: Start accepts. Automaton has 8764 states and 9961 transitions. Word has length 1390 [2018-12-03 04:09:48,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:09:48,888 INFO L480 AbstractCegarLoop]: Abstraction has 8764 states and 9961 transitions. [2018-12-03 04:09:48,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:09:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 8764 states and 9961 transitions. [2018-12-03 04:09:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1409 [2018-12-03 04:09:48,902 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:09:48,903 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, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:09:48,903 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:09:48,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:09:48,903 INFO L82 PathProgramCache]: Analyzing trace with hash -327757585, now seen corresponding path program 1 times [2018-12-03 04:09:48,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:09:48,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:48,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:09:48,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:09:48,904 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:09:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:09:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3873 backedges. 421 proven. 0 refuted. 0 times theorem prover too weak. 3452 trivial. 0 not checked. [2018-12-03 04:09:49,573 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:09:49,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 04:09:49,573 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:09:49,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 04:09:49,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 04:09:49,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 04:09:49,574 INFO L87 Difference]: Start difference. First operand 8764 states and 9961 transitions. Second operand 4 states. [2018-12-03 04:09:50,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:09:50,618 INFO L93 Difference]: Finished difference Result 17073 states and 19300 transitions. [2018-12-03 04:09:50,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 04:09:50,618 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1408 [2018-12-03 04:09:50,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:09:50,621 INFO L225 Difference]: With dead ends: 17073 [2018-12-03 04:09:50,621 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 04:09:50,643 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 04:09:50,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 04:09:50,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 04:09:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 04:09:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 04:09:50,643 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1408 [2018-12-03 04:09:50,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:09:50,644 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 04:09:50,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 04:09:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 04:09:50,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 04:09:50,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 04:09:50,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:09:50,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:09:50,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:09:51,184 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2018-12-03 04:09:51,542 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 75 [2018-12-03 04:09:51,773 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 49 [2018-12-03 04:09:52,561 WARN L180 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 75 [2018-12-03 04:09:52,926 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 28 [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)) [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,928 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,929 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse5 (= 3 |old(~a15~0)|)) (.cse4 (= 5 |old(~a12~0)|))) (let ((.cse0 (and .cse5 .cse4 (= 8 |old(~a16~0)|))) (.cse1 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or .cse0 (= 10 |old(~a16~0)|) .cse1) (or (not (= 8 |old(~a12~0)|)) .cse1) (or (= (+ ~a18~0 87) 0) (let ((.cse2 (not .cse5)) (.cse3 (not (= (+ |old(~a18~0)| 87) 0)))) (and (or .cse2 .cse3 (not (= 6 |old(~a12~0)|))) (or .cse2 (not .cse4) .cse3))) (not (= 11 |old(~a16~0)|))) (or .cse0 .cse1 (< 7 |old(~a12~0)|))))) [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,930 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,931 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-03 04:09:52,932 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse9 (= |old(~a16~0)| ~a16~0))) (let ((.cse5 (and (not (= calculate_output_~input 0)) .cse9)) (.cse8 (and .cse9 (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse0 (= (+ ~a18~0 87) 0)) (.cse1 (not (= 3 |old(~a15~0)|))) (.cse2 (not (= (+ |old(~a18~0)| 87) 0))) (.cse3 (not (= 11 |old(~a16~0)|))) (.cse4 (= |calculate_output_#in~input| 0)) (.cse7 (not (= 5 |old(~a12~0)|))) (.cse6 (not (= ~a15~0 3)))) (and (or .cse0 (or .cse1 (not (= 6 |old(~a12~0)|))) .cse2 .cse3 .cse4) (or .cse5 (or .cse1 (= 0 |old(~a12~0)|) .cse4) .cse3) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) .cse6 (< 0 (+ ~a18~0 79))) (or .cse5 (or .cse1 .cse7 (= 0 |old(~a16~0)|) .cse4)) (or .cse8 (< 7 |old(~a12~0)|)) (or (= 10 |old(~a16~0)|) .cse8) (or .cse8 (not (= 8 |old(~a12~0)|))) (or .cse0 (or .cse1 .cse7 .cse2 .cse3 .cse4)) (or .cse7 (or (not (= 8 ~a16~0)) .cse6))))) [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,933 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-03 04:09:52,934 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,935 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,936 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,937 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,938 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,939 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (= 5 |old(~a12~0)|))) (.cse6 (not (= (+ |old(~a18~0)| 87) 0))) (.cse7 (not (= 11 |old(~a16~0)|)))) (let ((.cse8 (= (+ ~a18~0 87) 0)) (.cse3 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse5) (or .cse4 .cse5 .cse6 .cse7))) (.cse2 (= |calculate_output_#in~input| 0))) (and (or .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) (<= (+ |old(~a18~0)| 79) 0) .cse2) (or (not (= 8 |old(~a12~0)|)) .cse3) (or (or .cse4 .cse5 .cse6 .cse7 .cse2) .cse8) (or (or .cse4 (not (= 6 |old(~a12~0)|))) .cse6 .cse7 .cse2 .cse8) (or .cse3 (< 7 |old(~a12~0)|)) (or (= 10 |old(~a16~0)|) .cse3) (or (or .cse1 (< 134 ~a18~0)) .cse0 (and (<= |old(~a18~0)| 134) (< 0 (+ |old(~a18~0)| 156))) .cse2)))) [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-03 04:09:52,940 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,941 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,942 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,943 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,944 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,945 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,946 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,947 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,948 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,949 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,950 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,951 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,952 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,953 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,954 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-03 04:09:52,955 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|))) [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (= 8 ~a12~0) (not (= ~a16~0 10)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (<= ~a12~0 7)) [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-03 04:09:52,955 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (= 8 ~a12~0) (not (= ~a16~0 10)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (<= ~a12~0 7)) [2018-12-03 04:09:52,955 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-03 04:09:52,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 04:09:52 BoogieIcfgContainer [2018-12-03 04:09:52,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 04:09:52,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 04:09:52,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 04:09:52,965 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 04:09:52,965 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:06" (3/4) ... [2018-12-03 04:09:52,968 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 04:09:52,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 04:09:52,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-03 04:09:52,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-03 04:09:52,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 04:09:52,990 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-03 04:09:52,992 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-03 04:09:53,019 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(11 == \old(a16)) || 8 == a12) || !(a16 == 10)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || !(5 == \old(a12))) || a12 <= 7 [2018-12-03 04:09:53,147 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_43cf324b-3eb3-4e1e-82a8-d892ea8d02ea/bin-2019/utaipan/witness.graphml [2018-12-03 04:09:53,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 04:09:53,148 INFO L168 Benchmark]: Toolchain (without parser) took 288669.58 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 945.9 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,149 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:09:53,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,149 INFO L168 Benchmark]: Boogie Preprocessor took 68.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,149 INFO L168 Benchmark]: RCFGBuilder took 1313.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 849.2 MB in the end (delta: 252.2 MB). Peak memory consumption was 252.2 MB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,150 INFO L168 Benchmark]: TraceAbstraction took 286518.97 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 849.2 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,150 INFO L168 Benchmark]: Witness Printer took 182.95 ms. Allocated memory is still 5.4 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2018-12-03 04:09:53,152 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1313.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 849.2 MB in the end (delta: 252.2 MB). Peak memory consumption was 252.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 286518.97 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 849.2 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 182.95 ms. Allocated memory is still 5.4 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 160]: 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: (((((!(11 == \old(a16)) || 8 == a12) || !(a16 == 10)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || !(5 == \old(a12))) || a12 <= 7 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 286.4s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 271.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1479 SDtfs, 21098 SDslu, 1376 SDs, 0 SdLazy, 30883 SolverSat, 6676 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 248.4s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 10390 GetRequests, 10162 SyntacticMatches, 10 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8764occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.7s AbstIntTime, 9 AbstIntIterations, 5 AbstIntStrong, 0.997818807000645 AbsIntWeakeningRatio, 0.06544117647058824 AbsIntAvgWeakeningVarsNumRemoved, 15.970588235294118 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1987 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 488 PreInvPairs, 596 NumberOfFragments, 621 HoareAnnotationTreeSize, 488 FomulaSimplifications, 17697 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 9 FomulaSimplificationsInter, 24933 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 11751 NumberOfCodeBlocks, 11751 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 15437 ConstructedInterpolants, 0 QuantifiedInterpolants, 30867773 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5022 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 3 PerfectInterpolantSequences, 27353/30703 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...