./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label21_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_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label21_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/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 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:26:28,388 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:26:28,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:26:28,395 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:26:28,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:26:28,396 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:26:28,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:26:28,397 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:26:28,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:26:28,398 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:26:28,399 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:26:28,399 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:26:28,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:26:28,400 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:26:28,400 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:26:28,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:26:28,401 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:26:28,402 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:26:28,403 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:26:28,403 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:26:28,404 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:26:28,404 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:26:28,405 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:26:28,405 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:26:28,406 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:26:28,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:26:28,406 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:26:28,407 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:26:28,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:26:28,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:26:28,408 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:26:28,408 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:26:28,408 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:26:28,408 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:26:28,409 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:26:28,409 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:26:28,409 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 03:26:28,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:26:28,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:26:28,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:26:28,417 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 03:26:28,417 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 03:26:28,417 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 03:26:28,417 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 03:26:28,417 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 03:26:28,417 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 03:26:28,418 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:26:28,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:26:28,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 03:26:28,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 03:26:28,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:26:28,420 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 03:26:28,420 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_add10cfa-7bed-463c-b20f-3623259735b5/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 -> 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 [2018-12-02 03:26:28,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:26:28,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:26:28,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:26:28,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:26:28,446 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:26:28,446 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label21_true-unreach-call.c [2018-12-02 03:26:28,483 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/data/c2a074fe3/dbc379f1602b468196e20a0ef936f86c/FLAGeee3b0c53 [2018-12-02 03:26:29,010 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:26:29,011 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/sv-benchmarks/c/eca-rers2012/Problem16_label21_true-unreach-call.c [2018-12-02 03:26:29,019 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/data/c2a074fe3/dbc379f1602b468196e20a0ef936f86c/FLAGeee3b0c53 [2018-12-02 03:26:29,515 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/data/c2a074fe3/dbc379f1602b468196e20a0ef936f86c [2018-12-02 03:26:29,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:26:29,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:26:29,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:26:29,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:26:29,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:26:29,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:26:29" (1/1) ... [2018-12-02 03:26:29,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:29, skipping insertion in model container [2018-12-02 03:26:29,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:26:29" (1/1) ... [2018-12-02 03:26:29,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:26:29,563 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:26:29,869 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:26:29,872 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:26:30,094 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:26:30,107 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:26:30,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30 WrapperNode [2018-12-02 03:26:30,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:26:30,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:26:30,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:26:30,109 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:26:30,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:26:30,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:26:30,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:26:30,145 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:26:30,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... [2018-12-02 03:26:30,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:26:30,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:26:30,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:26:30,224 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:26:30,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 03:26:30,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 03:26:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 03:26:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-02 03:26:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-02 03:26:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 03:26:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 03:26:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:26:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:26:30,272 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 03:26:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 03:26:31,556 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:26:31,557 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 03:26:31,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:26:31 BoogieIcfgContainer [2018-12-02 03:26:31,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:26:31,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 03:26:31,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 03:26:31,560 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 03:26:31,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:26:29" (1/3) ... [2018-12-02 03:26:31,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7536bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:26:31, skipping insertion in model container [2018-12-02 03:26:31,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:26:30" (2/3) ... [2018-12-02 03:26:31,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7536bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:26:31, skipping insertion in model container [2018-12-02 03:26:31,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:26:31" (3/3) ... [2018-12-02 03:26:31,562 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label21_true-unreach-call.c [2018-12-02 03:26:31,567 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 03:26:31,572 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 03:26:31,582 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 03:26:31,602 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 03:26:31,602 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 03:26:31,603 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 03:26:31,603 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 03:26:31,603 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 03:26:31,603 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 03:26:31,603 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 03:26:31,603 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 03:26:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-02 03:26:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 03:26:31,623 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:26:31,623 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] [2018-12-02 03:26:31,625 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:26:31,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:31,628 INFO L82 PathProgramCache]: Analyzing trace with hash -782110827, now seen corresponding path program 1 times [2018-12-02 03:26:31,630 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:26:31,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:31,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:31,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:31,658 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:26:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:26:31,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:26:31,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 03:26:31,787 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:26:31,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 03:26:31,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 03:26:31,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:26:31,800 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-02 03:26:32,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:26:32,858 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-02 03:26:32,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 03:26:32,859 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2018-12-02 03:26:32,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:26:32,869 INFO L225 Difference]: With dead ends: 1153 [2018-12-02 03:26:32,869 INFO L226 Difference]: Without dead ends: 682 [2018-12-02 03:26:32,873 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 [2018-12-02 03:26:32,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-02 03:26:32,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-02 03:26:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-02 03:26:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1166 transitions. [2018-12-02 03:26:32,920 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1166 transitions. Word has length 44 [2018-12-02 03:26:32,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:26:32,921 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1166 transitions. [2018-12-02 03:26:32,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 03:26:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1166 transitions. [2018-12-02 03:26:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 03:26:32,924 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:26:32,924 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:26:32,924 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:26:32,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:32,924 INFO L82 PathProgramCache]: Analyzing trace with hash -652250435, now seen corresponding path program 1 times [2018-12-02 03:26:32,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:26:32,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:32,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:32,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:32,926 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:26:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:26:33,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:26:33,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 03:26:33,068 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:26:33,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:26:33,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:26:33,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:26:33,071 INFO L87 Difference]: Start difference. First operand 682 states and 1166 transitions. Second operand 6 states. [2018-12-02 03:26:34,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:26:34,375 INFO L93 Difference]: Finished difference Result 1733 states and 2953 transitions. [2018-12-02 03:26:34,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 03:26:34,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-12-02 03:26:34,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:26:34,379 INFO L225 Difference]: With dead ends: 1733 [2018-12-02 03:26:34,379 INFO L226 Difference]: Without dead ends: 1057 [2018-12-02 03:26:34,381 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:26:34,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2018-12-02 03:26:34,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 1039. [2018-12-02 03:26:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-12-02 03:26:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1701 transitions. [2018-12-02 03:26:34,414 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1701 transitions. Word has length 151 [2018-12-02 03:26:34,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:26:34,414 INFO L480 AbstractCegarLoop]: Abstraction has 1039 states and 1701 transitions. [2018-12-02 03:26:34,415 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:26:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1701 transitions. [2018-12-02 03:26:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 03:26:34,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:26:34,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:26:34,417 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:26:34,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:34,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1164656156, now seen corresponding path program 1 times [2018-12-02 03:26:34,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:26:34,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:34,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:34,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:34,419 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:26:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:26:34,547 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:26:34,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 03:26:34,547 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:26:34,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:26:34,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:26:34,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:26:34,548 INFO L87 Difference]: Start difference. First operand 1039 states and 1701 transitions. Second operand 6 states. [2018-12-02 03:26:35,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:26:35,808 INFO L93 Difference]: Finished difference Result 3130 states and 5158 transitions. [2018-12-02 03:26:35,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 03:26:35,809 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-12-02 03:26:35,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:26:35,816 INFO L225 Difference]: With dead ends: 3130 [2018-12-02 03:26:35,817 INFO L226 Difference]: Without dead ends: 2097 [2018-12-02 03:26:35,819 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:26:35,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states. [2018-12-02 03:26:35,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 2081. [2018-12-02 03:26:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2081 states. [2018-12-02 03:26:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3125 transitions. [2018-12-02 03:26:35,864 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3125 transitions. Word has length 154 [2018-12-02 03:26:35,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:26:35,865 INFO L480 AbstractCegarLoop]: Abstraction has 2081 states and 3125 transitions. [2018-12-02 03:26:35,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:26:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3125 transitions. [2018-12-02 03:26:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 03:26:35,869 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:26:35,869 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 03:26:35,869 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:26:35,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:35,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1027924604, now seen corresponding path program 1 times [2018-12-02 03:26:35,870 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:26:35,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:35,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:35,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:35,870 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:26:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 74 proven. 106 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 03:26:36,004 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:26:36,005 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:26:36,005 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 270 with the following transitions: [2018-12-02 03:26:36,007 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:26:36,031 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:26:36,031 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:26:36,252 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:26:36,253 INFO L272 AbstractInterpreter]: Visited 120 different actions 120 times. Never merged. Never widened. Performed 1101 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1101 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-02 03:26:36,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:36,258 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:26:36,547 INFO L227 lantSequenceWeakener]: Weakened 260 states. On average, predicates are now at 77.73% of their original sizes. [2018-12-02 03:26:36,548 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:26:36,579 INFO L418 sIntCurrentIteration]: We unified 268 AI predicates to 268 [2018-12-02 03:26:36,580 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:26:36,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:26:36,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-02 03:26:36,580 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:26:36,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:26:36,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:26:36,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:26:36,581 INFO L87 Difference]: Start difference. First operand 2081 states and 3125 transitions. Second operand 6 states. [2018-12-02 03:26:57,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:26:57,215 INFO L93 Difference]: Finished difference Result 4494 states and 6706 transitions. [2018-12-02 03:26:57,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 03:26:57,215 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 269 [2018-12-02 03:26:57,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:26:57,221 INFO L225 Difference]: With dead ends: 4494 [2018-12-02 03:26:57,221 INFO L226 Difference]: Without dead ends: 2419 [2018-12-02 03:26:57,224 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 269 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 03:26:57,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2419 states. [2018-12-02 03:26:57,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2419 to 2418. [2018-12-02 03:26:57,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2418 states. [2018-12-02 03:26:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 3469 transitions. [2018-12-02 03:26:57,266 INFO L78 Accepts]: Start accepts. Automaton has 2418 states and 3469 transitions. Word has length 269 [2018-12-02 03:26:57,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:26:57,266 INFO L480 AbstractCegarLoop]: Abstraction has 2418 states and 3469 transitions. [2018-12-02 03:26:57,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:26:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3469 transitions. [2018-12-02 03:26:57,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 03:26:57,270 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:26:57,270 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:26:57,270 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:26:57,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:57,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1609537332, now seen corresponding path program 1 times [2018-12-02 03:26:57,271 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:26:57,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:57,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:57,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:26:57,272 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:26:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 204 proven. 110 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 03:26:57,410 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:26:57,410 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:26:57,410 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 361 with the following transitions: [2018-12-02 03:26:57,410 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [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], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:26:57,414 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:26:57,414 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:26:57,588 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:26:57,589 INFO L272 AbstractInterpreter]: Visited 125 different actions 361 times. Merged at 4 different actions 7 times. Never widened. Performed 3550 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3550 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 03:26:57,594 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:26:57,595 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:26:57,595 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:26:57,595 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:26:57,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:26:57,603 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:26:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:26:57,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:26:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 363 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 03:26:57,789 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:26:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 204 proven. 110 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 03:26:57,944 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:26:57,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 03:26:57,945 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:26:57,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:26:57,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:26:57,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-02 03:26:57,946 INFO L87 Difference]: Start difference. First operand 2418 states and 3469 transitions. Second operand 9 states. [2018-12-02 03:27:03,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:27:03,519 INFO L93 Difference]: Finished difference Result 8064 states and 12209 transitions. [2018-12-02 03:27:03,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-12-02 03:27:03,520 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 360 [2018-12-02 03:27:03,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:27:03,533 INFO L225 Difference]: With dead ends: 8064 [2018-12-02 03:27:03,533 INFO L226 Difference]: Without dead ends: 5256 [2018-12-02 03:27:03,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 791 GetRequests, 748 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=430, Invalid=1462, Unknown=0, NotChecked=0, Total=1892 [2018-12-02 03:27:03,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5256 states. [2018-12-02 03:27:03,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5256 to 5232. [2018-12-02 03:27:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2018-12-02 03:27:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 5923 transitions. [2018-12-02 03:27:03,640 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 5923 transitions. Word has length 360 [2018-12-02 03:27:03,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:27:03,640 INFO L480 AbstractCegarLoop]: Abstraction has 5232 states and 5923 transitions. [2018-12-02 03:27:03,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:27:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 5923 transitions. [2018-12-02 03:27:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2018-12-02 03:27:03,648 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:27:03,649 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:27:03,649 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:27:03,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:27:03,649 INFO L82 PathProgramCache]: Analyzing trace with hash -557039460, now seen corresponding path program 1 times [2018-12-02 03:27:03,650 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:27:03,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:27:03,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:27:03,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:27:03,651 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:27:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:27:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 219 proven. 123 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 03:27:04,227 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:27:04,227 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:27:04,227 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 509 with the following transitions: [2018-12-02 03:27:04,228 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [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], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:27:04,231 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:27:04,231 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:27:04,385 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:27:04,385 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5201 root evaluator evaluations with a maximum evaluation depth of 10. Performed 5201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 03:27:04,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:27:04,388 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:27:04,679 INFO L227 lantSequenceWeakener]: Weakened 505 states. On average, predicates are now at 77.55% of their original sizes. [2018-12-02 03:27:04,680 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:27:04,724 INFO L418 sIntCurrentIteration]: We unified 507 AI predicates to 507 [2018-12-02 03:27:04,725 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:27:04,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:27:04,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-12-02 03:27:04,725 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:27:04,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 03:27:04,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 03:27:04,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:27:04,726 INFO L87 Difference]: Start difference. First operand 5232 states and 5923 transitions. Second operand 10 states. [2018-12-02 03:28:08,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:28:08,865 INFO L93 Difference]: Finished difference Result 10462 states and 11886 transitions. [2018-12-02 03:28:08,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 03:28:08,865 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 508 [2018-12-02 03:28:08,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:28:08,874 INFO L225 Difference]: With dead ends: 10462 [2018-12-02 03:28:08,874 INFO L226 Difference]: Without dead ends: 5573 [2018-12-02 03:28:08,879 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 515 GetRequests, 499 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-02 03:28:08,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5573 states. [2018-12-02 03:28:08,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5573 to 5571. [2018-12-02 03:28:08,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5571 states. [2018-12-02 03:28:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 5571 states and 6268 transitions. [2018-12-02 03:28:08,939 INFO L78 Accepts]: Start accepts. Automaton has 5571 states and 6268 transitions. Word has length 508 [2018-12-02 03:28:08,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:28:08,940 INFO L480 AbstractCegarLoop]: Abstraction has 5571 states and 6268 transitions. [2018-12-02 03:28:08,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 03:28:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 5571 states and 6268 transitions. [2018-12-02 03:28:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2018-12-02 03:28:08,944 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:28:08,944 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:28:08,944 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:28:08,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:28:08,945 INFO L82 PathProgramCache]: Analyzing trace with hash -2080947639, now seen corresponding path program 1 times [2018-12-02 03:28:08,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:28:08,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:28:08,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:28:08,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:28:08,945 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:28:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:28:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 158 proven. 389 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-12-02 03:28:09,248 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:28:09,248 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:28:09,249 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 617 with the following transitions: [2018-12-02 03:28:09,249 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [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] [2018-12-02 03:28:09,251 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:28:09,252 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:28:09,481 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 03:28:09,481 INFO L272 AbstractInterpreter]: Visited 257 different actions 763 times. Merged at 6 different actions 12 times. Never widened. Performed 8963 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8963 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 03:28:09,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:28:09,482 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 03:28:09,772 INFO L227 lantSequenceWeakener]: Weakened 613 states. On average, predicates are now at 80.25% of their original sizes. [2018-12-02 03:28:09,772 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 03:28:09,806 INFO L418 sIntCurrentIteration]: We unified 615 AI predicates to 615 [2018-12-02 03:28:09,806 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 03:28:09,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:28:09,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-02 03:28:09,807 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:28:09,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:28:09,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:28:09,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:28:09,807 INFO L87 Difference]: Start difference. First operand 5571 states and 6268 transitions. Second operand 9 states. [2018-12-02 03:28:56,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:28:56,491 INFO L93 Difference]: Finished difference Result 11177 states and 12671 transitions. [2018-12-02 03:28:56,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 03:28:56,491 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 616 [2018-12-02 03:28:56,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:28:56,501 INFO L225 Difference]: With dead ends: 11177 [2018-12-02 03:28:56,502 INFO L226 Difference]: Without dead ends: 6288 [2018-12-02 03:28:56,507 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 622 GetRequests, 608 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-02 03:28:56,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6288 states. [2018-12-02 03:28:56,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6288 to 6264. [2018-12-02 03:28:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6264 states. [2018-12-02 03:28:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 7006 transitions. [2018-12-02 03:28:56,571 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 7006 transitions. Word has length 616 [2018-12-02 03:28:56,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:28:56,571 INFO L480 AbstractCegarLoop]: Abstraction has 6264 states and 7006 transitions. [2018-12-02 03:28:56,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:28:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 7006 transitions. [2018-12-02 03:28:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2018-12-02 03:28:56,577 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:28:56,577 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:28:56,577 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:28:56,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:28:56,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1888896051, now seen corresponding path program 1 times [2018-12-02 03:28:56,577 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:28:56,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:28:56,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:28:56,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:28:56,578 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:28:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:28:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 432 proven. 511 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-02 03:28:57,286 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:28:57,287 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:28:57,287 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 746 with the following transitions: [2018-12-02 03:28:57,287 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [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], [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] [2018-12-02 03:28:57,289 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:28:57,289 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:28:57,783 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:28:57,783 INFO L272 AbstractInterpreter]: Visited 259 different actions 1290 times. Merged at 9 different actions 38 times. Never widened. Performed 15765 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15765 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 03:28:57,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:28:57,784 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:28:57,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:28:57,784 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:28:57,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:28:57,790 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:28:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:28:57,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:28:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 911 proven. 2 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2018-12-02 03:28:58,048 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:28:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 531 proven. 110 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2018-12-02 03:28:58,286 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:28:58,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-12-02 03:28:58,286 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:28:58,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 03:28:58,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 03:28:58,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-12-02 03:28:58,287 INFO L87 Difference]: Start difference. First operand 6264 states and 7006 transitions. Second operand 15 states. [2018-12-02 03:29:03,041 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2018-12-02 03:29:04,846 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2018-12-02 03:29:06,026 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-02 03:29:07,041 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2018-12-02 03:29:08,436 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2018-12-02 03:29:09,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:29:09,282 INFO L93 Difference]: Finished difference Result 15027 states and 17282 transitions. [2018-12-02 03:29:09,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-12-02 03:29:09,282 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 745 [2018-12-02 03:29:09,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:29:09,302 INFO L225 Difference]: With dead ends: 15027 [2018-12-02 03:29:09,302 INFO L226 Difference]: Without dead ends: 9445 [2018-12-02 03:29:09,311 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1577 GetRequests, 1520 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 922 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=628, Invalid=2564, Unknown=0, NotChecked=0, Total=3192 [2018-12-02 03:29:09,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9445 states. [2018-12-02 03:29:09,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9445 to 9375. [2018-12-02 03:29:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9375 states. [2018-12-02 03:29:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9375 states to 9375 states and 10502 transitions. [2018-12-02 03:29:09,408 INFO L78 Accepts]: Start accepts. Automaton has 9375 states and 10502 transitions. Word has length 745 [2018-12-02 03:29:09,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:29:09,409 INFO L480 AbstractCegarLoop]: Abstraction has 9375 states and 10502 transitions. [2018-12-02 03:29:09,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 03:29:09,409 INFO L276 IsEmpty]: Start isEmpty. Operand 9375 states and 10502 transitions. [2018-12-02 03:29:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2018-12-02 03:29:09,419 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:29:09,419 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, 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, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:29:09,419 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:29:09,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:09,420 INFO L82 PathProgramCache]: Analyzing trace with hash -293455757, now seen corresponding path program 1 times [2018-12-02 03:29:09,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:29:09,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:09,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:09,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:09,420 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:29:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 712 proven. 223 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2018-12-02 03:29:09,913 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:09,913 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:29:09,914 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1072 with the following transitions: [2018-12-02 03:29:09,914 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [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], [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], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:29:09,916 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:29:09,916 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:29:10,360 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:29:10,360 INFO L272 AbstractInterpreter]: Visited 253 different actions 1019 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 11968 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11968 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-02 03:29:10,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:10,362 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:29:10,362 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:10,362 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:29:10,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:10,398 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:29:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:10,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:29:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 1710 proven. 2 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2018-12-02 03:29:10,796 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:29:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 712 proven. 223 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2018-12-02 03:29:11,175 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:29:11,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 03:29:11,175 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:29:11,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:29:11,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:29:11,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:29:11,176 INFO L87 Difference]: Start difference. First operand 9375 states and 10502 transitions. Second operand 9 states. [2018-12-02 03:29:12,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:29:12,494 INFO L93 Difference]: Finished difference Result 19799 states and 22517 transitions. [2018-12-02 03:29:12,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 03:29:12,495 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1071 [2018-12-02 03:29:12,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:29:12,513 INFO L225 Difference]: With dead ends: 19799 [2018-12-02 03:29:12,513 INFO L226 Difference]: Without dead ends: 11443 [2018-12-02 03:29:12,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2159 GetRequests, 2143 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-12-02 03:29:12,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11443 states. [2018-12-02 03:29:12,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11443 to 11094. [2018-12-02 03:29:12,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11094 states. [2018-12-02 03:29:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11094 states to 11094 states and 12316 transitions. [2018-12-02 03:29:12,635 INFO L78 Accepts]: Start accepts. Automaton has 11094 states and 12316 transitions. Word has length 1071 [2018-12-02 03:29:12,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:29:12,636 INFO L480 AbstractCegarLoop]: Abstraction has 11094 states and 12316 transitions. [2018-12-02 03:29:12,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:29:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 11094 states and 12316 transitions. [2018-12-02 03:29:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2018-12-02 03:29:12,644 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:29:12,645 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, 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, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:29:12,645 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:29:12,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:12,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1416653136, now seen corresponding path program 1 times [2018-12-02 03:29:12,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:29:12,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:12,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:12,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:12,646 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:29:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 887 proven. 110 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2018-12-02 03:29:13,136 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:13,136 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:29:13,137 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1073 with the following transitions: [2018-12-02 03:29:13,137 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [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], [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], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:29:13,139 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:29:13,139 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:29:13,575 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:29:13,576 INFO L272 AbstractInterpreter]: Visited 253 different actions 1024 times. Merged at 11 different actions 44 times. Widened at 1 different actions 1 times. Performed 11944 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11944 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 03:29:13,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:13,577 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:29:13,577 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:13,577 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:29:13,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:13,583 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:29:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:13,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:29:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 1449 proven. 2 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2018-12-02 03:29:14,066 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:29:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 887 proven. 110 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2018-12-02 03:29:14,512 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:29:14,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 03:29:14,513 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:29:14,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:29:14,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:29:14,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:29:14,514 INFO L87 Difference]: Start difference. First operand 11094 states and 12316 transitions. Second operand 9 states. [2018-12-02 03:29:16,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:29:16,296 INFO L93 Difference]: Finished difference Result 22338 states and 25500 transitions. [2018-12-02 03:29:16,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-02 03:29:16,296 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1072 [2018-12-02 03:29:16,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:29:16,316 INFO L225 Difference]: With dead ends: 22338 [2018-12-02 03:29:16,316 INFO L226 Difference]: Without dead ends: 12263 [2018-12-02 03:29:16,329 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2172 GetRequests, 2150 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-02 03:29:16,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12263 states. [2018-12-02 03:29:16,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12263 to 12135. [2018-12-02 03:29:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12135 states. [2018-12-02 03:29:16,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12135 states to 12135 states and 13297 transitions. [2018-12-02 03:29:16,497 INFO L78 Accepts]: Start accepts. Automaton has 12135 states and 13297 transitions. Word has length 1072 [2018-12-02 03:29:16,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:29:16,498 INFO L480 AbstractCegarLoop]: Abstraction has 12135 states and 13297 transitions. [2018-12-02 03:29:16,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:29:16,498 INFO L276 IsEmpty]: Start isEmpty. Operand 12135 states and 13297 transitions. [2018-12-02 03:29:16,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2018-12-02 03:29:16,508 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:29:16,508 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:29:16,509 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:29:16,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:16,509 INFO L82 PathProgramCache]: Analyzing trace with hash 271165110, now seen corresponding path program 1 times [2018-12-02 03:29:16,509 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:29:16,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:16,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:16,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:16,510 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:29:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 1356 proven. 154 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2018-12-02 03:29:17,473 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:17,473 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:29:17,473 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1101 with the following transitions: [2018-12-02 03:29:17,474 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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 03:29:17,475 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:29:17,476 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:29:17,898 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:29:17,898 INFO L272 AbstractInterpreter]: Visited 253 different actions 1018 times. Merged at 11 different actions 38 times. Widened at 1 different actions 1 times. Performed 11956 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11956 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-02 03:29:17,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:17,899 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:29:17,899 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:17,899 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:29:17,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:17,905 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:29:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:18,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:29:18,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2018-12-02 03:29:18,330 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:29:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2018-12-02 03:29:18,662 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 03:29:18,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-02 03:29:18,663 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:29:18,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 03:29:18,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 03:29:18,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:29:18,663 INFO L87 Difference]: Start difference. First operand 12135 states and 13297 transitions. Second operand 3 states. [2018-12-02 03:29:19,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:29:19,222 INFO L93 Difference]: Finished difference Result 23251 states and 25558 transitions. [2018-12-02 03:29:19,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 03:29:19,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1100 [2018-12-02 03:29:19,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:29:19,239 INFO L225 Difference]: With dead ends: 23251 [2018-12-02 03:29:19,239 INFO L226 Difference]: Without dead ends: 12135 [2018-12-02 03:29:19,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2209 GetRequests, 2200 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:29:19,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12135 states. [2018-12-02 03:29:19,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12135 to 12135. [2018-12-02 03:29:19,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12135 states. [2018-12-02 03:29:19,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12135 states to 12135 states and 13046 transitions. [2018-12-02 03:29:19,369 INFO L78 Accepts]: Start accepts. Automaton has 12135 states and 13046 transitions. Word has length 1100 [2018-12-02 03:29:19,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:29:19,370 INFO L480 AbstractCegarLoop]: Abstraction has 12135 states and 13046 transitions. [2018-12-02 03:29:19,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 03:29:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 12135 states and 13046 transitions. [2018-12-02 03:29:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1435 [2018-12-02 03:29:19,384 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:29:19,385 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 03:29:19,385 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:29:19,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:19,385 INFO L82 PathProgramCache]: Analyzing trace with hash 866358978, now seen corresponding path program 1 times [2018-12-02 03:29:19,385 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:29:19,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:19,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:19,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:29:19,386 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:29:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:20,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 1330 proven. 40 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2018-12-02 03:29:20,582 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:20,582 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:29:20,583 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1435 with the following transitions: [2018-12-02 03:29:20,583 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [165], [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], [439], [441], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [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], [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] [2018-12-02 03:29:20,585 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:29:20,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:29:21,145 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:29:21,146 INFO L272 AbstractInterpreter]: Visited 349 different actions 1395 times. Merged at 12 different actions 40 times. Never widened. Performed 17149 root evaluator evaluations with a maximum evaluation depth of 18. Performed 17149 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-02 03:29:21,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:29:21,185 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:29:21,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:29:21,185 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:29:21,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:29:21,191 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:29:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:29:21,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:29:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 2563 proven. 6 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2018-12-02 03:29:22,008 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:29:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 1461 proven. 360 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2018-12-02 03:29:23,292 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:29:23,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 21 [2018-12-02 03:29:23,293 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:29:23,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 03:29:23,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 03:29:23,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2018-12-02 03:29:23,294 INFO L87 Difference]: Start difference. First operand 12135 states and 13046 transitions. Second operand 16 states. [2018-12-02 03:29:34,099 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2018-12-02 03:29:41,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:29:41,191 INFO L93 Difference]: Finished difference Result 26081 states and 28276 transitions. [2018-12-02 03:29:41,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-12-02 03:29:41,192 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1434 [2018-12-02 03:29:41,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:29:41,193 INFO L225 Difference]: With dead ends: 26081 [2018-12-02 03:29:41,193 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 03:29:41,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2949 GetRequests, 2890 SyntacticMatches, 5 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=565, Invalid=2515, Unknown=0, NotChecked=0, Total=3080 [2018-12-02 03:29:41,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 03:29:41,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 03:29:41,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 03:29:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 03:29:41,219 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1434 [2018-12-02 03:29:41,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:29:41,219 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 03:29:41,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 03:29:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 03:29:41,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:29:41,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 03:29:41,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,454 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 200 [2018-12-02 03:29:41,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:29:41,821 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 211 [2018-12-02 03:29:42,209 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 57 [2018-12-02 03:29:42,636 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 78 [2018-12-02 03:29:43,000 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 77 [2018-12-02 03:29:43,618 WARN L180 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 95 [2018-12-02 03:29:44,034 WARN L180 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 57 [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (<= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,036 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,037 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse7 (= |old(~a16~0)| ~a16~0)) (.cse6 (<= ~a18~0 |old(~a18~0)|)) (.cse8 (= |old(~a15~0)| ~a15~0)) (.cse10 (= |old(~a12~0)| ~a12~0))) (let ((.cse2 (and .cse7 .cse6 .cse8 .cse10)) (.cse1 (< 7 |old(~a12~0)|)) (.cse5 (and (<= |old(~a18~0)| 134) (< 0 (+ |old(~a18~0)| 79)))) (.cse0 (and .cse6 .cse8 (= ~a16~0 |old(~a16~0)|) .cse10)) (.cse3 (not (= 3 |old(~a15~0)|))) (.cse4 (not (= 5 |old(~a12~0)|)))) (and (or .cse0 .cse1 (< |old(~a15~0)| 4)) (or (< |old(~a12~0)| 7) .cse2 (= 10 |old(~a16~0)|)) (or .cse3 .cse4 .cse5 (or (<= (+ ~a18~0 79) 0) (< 134 ~a18~0))) (or (= 9 |old(~a16~0)|) .cse2 .cse1) (or (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|))) (and .cse6 (and (= 8 ~a12~0) .cse7 .cse8))) (or .cse3 .cse4 .cse5 .cse0) (or (let ((.cse9 (not (= (+ |old(~a18~0)| 87) 0)))) (and (or .cse3 .cse9 (not (= 6 |old(~a12~0)|))) (or .cse3 .cse4 .cse9))) (not (= 11 |old(~a16~0)|)) (= (+ ~a18~0 87) 0))))) [2018-12-02 03:29:44,037 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,038 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 79)) (.cse14 (= |old(~a16~0)| ~a16~0)) (.cse2 (<= ~a18~0 |old(~a18~0)|)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse6 (= |old(~a12~0)| ~a12~0))) (let ((.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse9 (= (+ ~a18~0 87) 0)) (.cse10 (not (= (+ |old(~a18~0)| 87) 0))) (.cse13 (and .cse14 .cse2 .cse3 .cse6)) (.cse11 (< 7 |old(~a12~0)|)) (.cse5 (or (<= .cse15 0) (< 134 ~a18~0))) (.cse1 (not (= 5 |old(~a12~0)|))) (.cse12 (= 10 |old(~a16~0)|)) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse7 (not (= 11 |old(~a16~0)|))) (.cse8 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 (and (<= |old(~a18~0)| 134) (< 0 (+ |old(~a18~0)| 79))) (and .cse2 .cse3 .cse4 .cse5 .cse6)) (or .cse0 .cse1 .cse7 .cse8 .cse9 .cse10) (or (and .cse2 .cse3 .cse4 .cse6) .cse11 (< |old(~a15~0)| 4)) (or (< |old(~a12~0)| 7) .cse12 .cse13) (or .cse9 (or .cse0 (not (= 6 |old(~a12~0)|))) .cse10 .cse7 .cse8) (or (= 9 |old(~a16~0)|) .cse13 .cse11) (or (and .cse2 (and (= 8 ~a12~0) .cse14 .cse3)) (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)))) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) (< 0 .cse15)) (or .cse5 .cse0 .cse1 (not .cse12)) (or .cse0 (not (= calculate_output_~input 0)) (= 0 |old(~a12~0)|) .cse7 .cse8)))) [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 03:29:44,039 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,040 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,041 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,042 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,043 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse11 (= |old(~a16~0)| ~a16~0)) (.cse10 (<= ~a18~0 |old(~a18~0)|)) (.cse12 (= |old(~a15~0)| ~a15~0)) (.cse13 (= |old(~a12~0)| ~a12~0))) (let ((.cse7 (and .cse11 .cse10 .cse12 .cse13)) (.cse6 (< 7 |old(~a12~0)|)) (.cse3 (not (= 11 |old(~a16~0)|))) (.cse4 (= |calculate_output_#in~input| 0)) (.cse1 (not (= (+ |old(~a18~0)| 87) 0))) (.cse2 (= (+ ~a18~0 87) 0)) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse8 (not (= 5 |old(~a12~0)|))) (.cse9 (and (<= |old(~a18~0)| 134) (< 0 (+ |old(~a18~0)| 79)))) (.cse5 (and .cse10 .cse12 (= ~a16~0 |old(~a16~0)|) .cse13))) (and (or (or .cse0 (not (= 6 |old(~a12~0)|))) .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (< |old(~a15~0)| 4)) (or (< |old(~a12~0)| 7) .cse7 (= 10 |old(~a16~0)|)) (or .cse0 .cse8 .cse9 (or (<= (+ ~a18~0 79) 0) (< 134 ~a18~0))) (or (= 9 |old(~a16~0)|) .cse7 .cse6) (or (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|))) (and .cse10 (and (= 8 ~a12~0) .cse11 .cse12))) (or .cse0 .cse8 .cse3 .cse4 .cse1 .cse2) (or .cse0 .cse8 .cse9 .cse5)))) [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 03:29:44,044 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,045 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 03:29:44,046 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,047 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,048 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 03:29:44,049 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,050 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 03:29:44,051 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,052 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:29:44,053 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)) [2018-12-02 03:29:44,053 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:29:44,053 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)|))) [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 9))) (.cse3 (not (= ~a15~0 4))) (.cse2 (not (= ~a16~0 10))) (.cse1 (or (= |old(~a16~0)| 12) (not (= 12 ~a16~0))))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 .cse1 (<= ~a12~0 7)) (not (= 3 |old(~a15~0)|)) (and .cse2 (<= 4 ~a15~0) .cse1) (and .cse2 .cse3 .cse0) (and (= ~a15~0 3) (= 5 ~a12~0) (or (<= (+ ~a18~0 79) 0) (< 134 ~a18~0))) (and (= 8 ~a12~0) .cse3) (not (= 5 |old(~a12~0)|)) (and (<= 7 ~a12~0) .cse2 .cse1))) [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-02 03:29:44,053 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-02 03:29:44,054 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 9))) (.cse3 (not (= ~a15~0 4))) (.cse2 (not (= ~a16~0 10))) (.cse1 (or (= |old(~a16~0)| 12) (not (= 12 ~a16~0))))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 .cse1 (<= ~a12~0 7)) (not (= 3 |old(~a15~0)|)) (and .cse2 (<= 4 ~a15~0) .cse1) (and .cse2 .cse3 .cse0) (and (= ~a15~0 3) (= 5 ~a12~0) (or (<= (+ ~a18~0 79) 0) (< 134 ~a18~0))) (and (= 8 ~a12~0) .cse3) (not (= 5 |old(~a12~0)|)) (and (<= 7 ~a12~0) .cse2 .cse1))) [2018-12-02 03:29:44,054 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 03:29:44,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:29:44 BoogieIcfgContainer [2018-12-02 03:29:44,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 03:29:44,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:29:44,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:29:44,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:29:44,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:26:31" (3/4) ... [2018-12-02 03:29:44,063 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:29:44,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 03:29:44,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-02 03:29:44,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 03:29:44,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 03:29:44,078 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 03:29:44,079 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 03:29:44,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || ((!(a16 == 9) && (\old(a16) == 12 || !(12 == a16))) && a12 <= 7)) || !(3 == \old(a15))) || ((!(a16 == 10) && 4 <= a15) && (\old(a16) == 12 || !(12 == a16)))) || ((!(a16 == 10) && !(a15 == 4)) && !(a16 == 9))) || ((a15 == 3 && 5 == a12) && (a18 + 79 <= 0 || 134 < a18))) || (8 == a12 && !(a15 == 4))) || !(5 == \old(a12))) || ((7 <= a12 && !(a16 == 10)) && (\old(a16) == 12 || !(12 == a16))) [2018-12-02 03:29:44,207 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_add10cfa-7bed-463c-b20f-3623259735b5/bin-2019/utaipan/witness.graphml [2018-12-02 03:29:44,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:29:44,207 INFO L168 Benchmark]: Toolchain (without parser) took 194689.70 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 944.3 MB in the beginning and 1.9 GB in the end (delta: -980.1 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: Boogie Preprocessor took 78.43 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: RCFGBuilder took 1333.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 842.5 MB in the end (delta: 245.2 MB). Peak memory consumption was 245.2 MB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,208 INFO L168 Benchmark]: TraceAbstraction took 192502.75 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 842.5 MB in the beginning and 2.0 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,209 INFO L168 Benchmark]: Witness Printer took 146.07 ms. Allocated memory is still 4.8 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-12-02 03:29:44,210 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 589.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 78.43 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1333.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 842.5 MB in the end (delta: 245.2 MB). Peak memory consumption was 245.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 192502.75 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 842.5 MB in the beginning and 2.0 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 146.07 ms. Allocated memory is still 4.8 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 121]: 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)) || !(\old(a18) + 87 == 0)) || ((!(a16 == 9) && (\old(a16) == 12 || !(12 == a16))) && a12 <= 7)) || !(3 == \old(a15))) || ((!(a16 == 10) && 4 <= a15) && (\old(a16) == 12 || !(12 == a16)))) || ((!(a16 == 10) && !(a15 == 4)) && !(a16 == 9))) || ((a15 == 3 && 5 == a12) && (a18 + 79 <= 0 || 134 < a18))) || (8 == a12 && !(a15 == 4))) || !(5 == \old(a12))) || ((7 <= a12 && !(a16 == 10)) && (\old(a16) == 12 || !(12 == a16))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 192.4s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 173.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1411 SDtfs, 23780 SDslu, 1743 SDs, 0 SdLazy, 46070 SolverSat, 5630 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 152.2s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 13288 GetRequests, 13028 SyntacticMatches, 18 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2334 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12135occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.2s AbstIntTime, 9 AbstIntIterations, 3 AbstIntStrong, 0.9979027676251232 AbsIntWeakeningRatio, 0.06906474820143885 AbsIntAvgWeakeningVarsNumRemoved, 16.124460431654676 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 632 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1072 PreInvPairs, 1360 NumberOfFragments, 915 HoareAnnotationTreeSize, 1072 FomulaSimplifications, 26596 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 23952 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 13306 NumberOfCodeBlocks, 13306 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 19064 ConstructedInterpolants, 0 QuantifiedInterpolants, 47606366 SizeOfPredicates, 4 NumberOfNonLiveVariables, 7892 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 24 InterpolantComputations, 5 PerfectInterpolantSequences, 38640/41333 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...