./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label26_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_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/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 cd82d8957ec3d054ef5fb23d2f3219145d553947 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 04:36:05,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 04:36:05,386 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 04:36:05,395 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 04:36:05,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 04:36:05,396 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 04:36:05,397 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 04:36:05,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 04:36:05,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 04:36:05,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 04:36:05,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 04:36:05,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 04:36:05,401 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 04:36:05,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 04:36:05,403 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 04:36:05,404 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 04:36:05,404 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 04:36:05,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 04:36:05,407 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 04:36:05,408 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 04:36:05,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 04:36:05,409 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 04:36:05,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 04:36:05,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 04:36:05,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 04:36:05,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 04:36:05,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 04:36:05,413 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 04:36:05,414 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 04:36:05,415 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 04:36:05,415 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 04:36:05,415 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 04:36:05,416 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 04:36:05,416 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 04:36:05,416 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 04:36:05,417 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 04:36:05,417 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 04:36:05,427 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 04:36:05,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 04:36:05,428 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 04:36:05,428 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 04:36:05,429 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 04:36:05,429 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 04:36:05,430 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 04:36:05,430 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 04:36:05,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 04:36:05,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 04:36:05,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 04:36:05,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 04:36:05,432 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 04:36:05,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 04:36:05,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 04:36:05,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 04:36:05,432 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 04:36:05,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:36:05,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 04:36:05,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 04:36:05,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 04:36:05,433 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 04:36:05,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 04:36:05,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 04:36:05,434 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 04:36:05,434 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_f601a5f8-eccb-42d1-abb7-36afe888bcd8/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 -> cd82d8957ec3d054ef5fb23d2f3219145d553947 [2018-12-03 04:36:05,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 04:36:05,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 04:36:05,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 04:36:05,463 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 04:36:05,463 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 04:36:05,464 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c [2018-12-03 04:36:05,500 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/data/8ae28fb6f/d28f47fea34e41928ccd7756b2c3e8ff/FLAGd85cb5787 [2018-12-03 04:36:05,975 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 04:36:05,976 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c [2018-12-03 04:36:05,984 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/data/8ae28fb6f/d28f47fea34e41928ccd7756b2c3e8ff/FLAGd85cb5787 [2018-12-03 04:36:05,993 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/data/8ae28fb6f/d28f47fea34e41928ccd7756b2c3e8ff [2018-12-03 04:36:05,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 04:36:05,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 04:36:05,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 04:36:05,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 04:36:05,999 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 04:36:05,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:36:05" (1/1) ... [2018-12-03 04:36:06,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643265e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06, skipping insertion in model container [2018-12-03 04:36:06,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:36:05" (1/1) ... [2018-12-03 04:36:06,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 04:36:06,046 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 04:36:06,360 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:36:06,362 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 04:36:06,543 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:36:06,553 INFO L195 MainTranslator]: Completed translation [2018-12-03 04:36:06,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06 WrapperNode [2018-12-03 04:36:06,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 04:36:06,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 04:36:06,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 04:36:06,554 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 04:36:06,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 04:36:06,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 04:36:06,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 04:36:06,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 04:36:06,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... [2018-12-03 04:36:06,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 04:36:06,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 04:36:06,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 04:36:06,634 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 04:36:06,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:36:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 04:36:06,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 04:36:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-03 04:36:06,667 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-03 04:36:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-03 04:36:06,667 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-03 04:36:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 04:36:06,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 04:36:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 04:36:06,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 04:36:07,932 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 04:36:07,932 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 04:36:07,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:36:07 BoogieIcfgContainer [2018-12-03 04:36:07,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 04:36:07,933 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 04:36:07,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 04:36:07,936 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 04:36:07,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 04:36:05" (1/3) ... [2018-12-03 04:36:07,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6aa8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:36:07, skipping insertion in model container [2018-12-03 04:36:07,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:36:06" (2/3) ... [2018-12-03 04:36:07,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6aa8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:36:07, skipping insertion in model container [2018-12-03 04:36:07,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:36:07" (3/3) ... [2018-12-03 04:36:07,938 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label26_true-unreach-call.c [2018-12-03 04:36:07,947 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 04:36:07,953 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 04:36:07,966 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 04:36:07,995 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 04:36:07,995 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 04:36:07,995 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 04:36:07,996 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 04:36:07,996 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 04:36:07,996 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 04:36:07,996 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 04:36:07,996 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 04:36:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-03 04:36:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-03 04:36:08,021 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:08,022 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] [2018-12-03 04:36:08,023 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:08,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:08,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1586905158, now seen corresponding path program 1 times [2018-12-03 04:36:08,029 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:08,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:08,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:08,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:08,057 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:36:08,209 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:36:08,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 04:36:08,209 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:08,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:36:08,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:36:08,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:36:08,228 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-03 04:36:09,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:36:09,257 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-03 04:36:09,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:36:09,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-12-03 04:36:09,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:36:09,268 INFO L225 Difference]: With dead ends: 1153 [2018-12-03 04:36:09,268 INFO L226 Difference]: Without dead ends: 682 [2018-12-03 04:36:09,271 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:36:09,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-03 04:36:09,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-03 04:36:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-03 04:36:09,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1172 transitions. [2018-12-03 04:36:09,320 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1172 transitions. Word has length 41 [2018-12-03 04:36:09,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:36:09,320 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1172 transitions. [2018-12-03 04:36:09,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:36:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1172 transitions. [2018-12-03 04:36:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-03 04:36:09,323 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:09,323 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:36:09,323 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:09,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:09,323 INFO L82 PathProgramCache]: Analyzing trace with hash 904307166, now seen corresponding path program 1 times [2018-12-03 04:36:09,323 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:09,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:09,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:09,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:09,324 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:09,419 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:36:09,419 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:36:09,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 04:36:09,419 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:09,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:36:09,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:36:09,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:36:09,421 INFO L87 Difference]: Start difference. First operand 682 states and 1172 transitions. Second operand 6 states. [2018-12-03 04:36:10,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:36:10,756 INFO L93 Difference]: Finished difference Result 2074 states and 3595 transitions. [2018-12-03 04:36:10,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 04:36:10,756 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2018-12-03 04:36:10,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:36:10,764 INFO L225 Difference]: With dead ends: 2074 [2018-12-03 04:36:10,764 INFO L226 Difference]: Without dead ends: 1398 [2018-12-03 04:36:10,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:36:10,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2018-12-03 04:36:10,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1382. [2018-12-03 04:36:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-12-03 04:36:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 2347 transitions. [2018-12-03 04:36:10,805 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 2347 transitions. Word has length 113 [2018-12-03 04:36:10,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:36:10,806 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 2347 transitions. [2018-12-03 04:36:10,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:36:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2347 transitions. [2018-12-03 04:36:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-03 04:36:10,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:10,807 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:36:10,807 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:10,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:10,808 INFO L82 PathProgramCache]: Analyzing trace with hash 569099783, now seen corresponding path program 1 times [2018-12-03 04:36:10,808 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:10,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:10,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:10,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:10,809 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:36:10,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:36:10,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 04:36:10,905 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:10,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:36:10,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:36:10,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:36:10,906 INFO L87 Difference]: Start difference. First operand 1382 states and 2347 transitions. Second operand 6 states. [2018-12-03 04:36:13,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:36:13,127 INFO L93 Difference]: Finished difference Result 3496 states and 6017 transitions. [2018-12-03 04:36:13,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 04:36:13,127 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 142 [2018-12-03 04:36:13,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:36:13,133 INFO L225 Difference]: With dead ends: 3496 [2018-12-03 04:36:13,134 INFO L226 Difference]: Without dead ends: 2120 [2018-12-03 04:36:13,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:36:13,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2018-12-03 04:36:13,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 2088. [2018-12-03 04:36:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2018-12-03 04:36:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 3352 transitions. [2018-12-03 04:36:13,173 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 3352 transitions. Word has length 142 [2018-12-03 04:36:13,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:36:13,174 INFO L480 AbstractCegarLoop]: Abstraction has 2088 states and 3352 transitions. [2018-12-03 04:36:13,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:36:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 3352 transitions. [2018-12-03 04:36:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-03 04:36:13,180 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:13,180 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:36:13,180 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:13,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:13,180 INFO L82 PathProgramCache]: Analyzing trace with hash -256933473, now seen corresponding path program 1 times [2018-12-03 04:36:13,180 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:13,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:13,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:13,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:13,181 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:36:13,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:36:13,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 04:36:13,424 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:13,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:36:13,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:36:13,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:36:13,425 INFO L87 Difference]: Start difference. First operand 2088 states and 3352 transitions. Second operand 6 states. [2018-12-03 04:36:16,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:36:16,823 INFO L93 Difference]: Finished difference Result 5903 states and 9557 transitions. [2018-12-03 04:36:16,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 04:36:16,823 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 314 [2018-12-03 04:36:16,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:36:16,833 INFO L225 Difference]: With dead ends: 5903 [2018-12-03 04:36:16,833 INFO L226 Difference]: Without dead ends: 3821 [2018-12-03 04:36:16,836 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:36:16,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2018-12-03 04:36:16,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 3470. [2018-12-03 04:36:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3470 states. [2018-12-03 04:36:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 3470 states and 5255 transitions. [2018-12-03 04:36:16,886 INFO L78 Accepts]: Start accepts. Automaton has 3470 states and 5255 transitions. Word has length 314 [2018-12-03 04:36:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:36:16,886 INFO L480 AbstractCegarLoop]: Abstraction has 3470 states and 5255 transitions. [2018-12-03 04:36:16,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:36:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3470 states and 5255 transitions. [2018-12-03 04:36:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-12-03 04:36:16,891 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:16,892 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:36:16,892 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:16,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:16,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1551608138, now seen corresponding path program 1 times [2018-12-03 04:36:16,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:16,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:16,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:16,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:16,893 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 68 proven. 111 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:36:17,057 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:36:17,057 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:36:17,058 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 430 with the following transitions: [2018-12-03 04:36:17,059 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], [415], [417], [420], [428], [436], [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], [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], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:36:17,092 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:36:17,092 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:36:17,485 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:36:17,486 INFO L272 AbstractInterpreter]: Visited 278 different actions 278 times. Never merged. Never widened. Performed 3009 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3009 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-03 04:36:17,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:17,491 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:36:17,909 INFO L227 lantSequenceWeakener]: Weakened 420 states. On average, predicates are now at 77.53% of their original sizes. [2018-12-03 04:36:17,909 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:36:17,946 INFO L418 sIntCurrentIteration]: We unified 428 AI predicates to 428 [2018-12-03 04:36:17,946 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:36:17,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:36:17,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-03 04:36:17,947 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:17,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:36:17,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:36:17,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:36:17,948 INFO L87 Difference]: Start difference. First operand 3470 states and 5255 transitions. Second operand 6 states. [2018-12-03 04:36:50,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:36:50,789 INFO L93 Difference]: Finished difference Result 7272 states and 10957 transitions. [2018-12-03 04:36:50,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 04:36:50,790 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 429 [2018-12-03 04:36:50,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:36:50,797 INFO L225 Difference]: With dead ends: 7272 [2018-12-03 04:36:50,797 INFO L226 Difference]: Without dead ends: 3808 [2018-12-03 04:36:50,800 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 429 GetRequests, 424 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-03 04:36:50,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3808 states. [2018-12-03 04:36:50,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3808 to 3807. [2018-12-03 04:36:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3807 states. [2018-12-03 04:36:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 5600 transitions. [2018-12-03 04:36:50,848 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 5600 transitions. Word has length 429 [2018-12-03 04:36:50,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:36:50,848 INFO L480 AbstractCegarLoop]: Abstraction has 3807 states and 5600 transitions. [2018-12-03 04:36:50,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:36:50,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 5600 transitions. [2018-12-03 04:36:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2018-12-03 04:36:50,855 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:36:50,855 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:36:50,856 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:36:50,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:50,856 INFO L82 PathProgramCache]: Analyzing trace with hash -2139048049, now seen corresponding path program 1 times [2018-12-03 04:36:50,856 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:36:50,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:50,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:36:50,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:36:50,857 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:36:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:36:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 195 proven. 115 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-03 04:36:51,032 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:36:51,032 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:36:51,032 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 521 with the following transitions: [2018-12-03 04:36:51,033 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], [415], [417], [420], [428], [436], [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], [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], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:36:51,039 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:36:51,039 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:36:51,441 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:36:51,441 INFO L272 AbstractInterpreter]: Visited 282 different actions 833 times. Merged at 4 different actions 7 times. Never widened. Performed 10022 root evaluator evaluations with a maximum evaluation depth of 7. Performed 10022 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-03 04:36:51,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:36:51,447 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:36:51,751 INFO L227 lantSequenceWeakener]: Weakened 517 states. On average, predicates are now at 80.22% of their original sizes. [2018-12-03 04:36:51,751 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:36:51,798 INFO L418 sIntCurrentIteration]: We unified 519 AI predicates to 519 [2018-12-03 04:36:51,798 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:36:51,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:36:51,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-03 04:36:51,799 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:36:51,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:36:51,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:36:51,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:36:51,800 INFO L87 Difference]: Start difference. First operand 3807 states and 5600 transitions. Second operand 10 states. [2018-12-03 04:38:11,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:38:11,030 INFO L93 Difference]: Finished difference Result 8665 states and 12879 transitions. [2018-12-03 04:38:11,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 04:38:11,030 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 520 [2018-12-03 04:38:11,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:38:11,040 INFO L225 Difference]: With dead ends: 8665 [2018-12-03 04:38:11,041 INFO L226 Difference]: Without dead ends: 5201 [2018-12-03 04:38:11,043 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 529 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:38:11,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5201 states. [2018-12-03 04:38:11,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5201 to 4843. [2018-12-03 04:38:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4843 states. [2018-12-03 04:38:11,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4843 states and 6781 transitions. [2018-12-03 04:38:11,117 INFO L78 Accepts]: Start accepts. Automaton has 4843 states and 6781 transitions. Word has length 520 [2018-12-03 04:38:11,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:38:11,117 INFO L480 AbstractCegarLoop]: Abstraction has 4843 states and 6781 transitions. [2018-12-03 04:38:11,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:38:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 6781 transitions. [2018-12-03 04:38:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2018-12-03 04:38:11,127 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:38:11,127 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:38:11,128 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:38:11,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:11,128 INFO L82 PathProgramCache]: Analyzing trace with hash 962451063, now seen corresponding path program 1 times [2018-12-03 04:38:11,128 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:38:11,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:11,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:38:11,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:11,129 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:38:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:38:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 210 proven. 257 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 04:38:11,761 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:38:11,761 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:38:11,762 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 669 with the following transitions: [2018-12-03 04:38:11,762 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], [415], [417], [420], [428], [436], [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], [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], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:38:11,766 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:38:11,766 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:38:11,931 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:38:11,931 INFO L272 AbstractInterpreter]: Visited 282 different actions 558 times. Merged at 4 different actions 4 times. Never widened. Performed 6092 root evaluator evaluations with a maximum evaluation depth of 10. Performed 6092 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-03 04:38:11,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:11,933 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:38:12,240 INFO L227 lantSequenceWeakener]: Weakened 665 states. On average, predicates are now at 77.46% of their original sizes. [2018-12-03 04:38:12,240 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:38:12,283 INFO L418 sIntCurrentIteration]: We unified 667 AI predicates to 667 [2018-12-03 04:38:12,283 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:38:12,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:38:12,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-12-03 04:38:12,283 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:38:12,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:38:12,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:38:12,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:38:12,284 INFO L87 Difference]: Start difference. First operand 4843 states and 6781 transitions. Second operand 10 states. [2018-12-03 04:38:36,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:38:36,548 INFO L93 Difference]: Finished difference Result 10358 states and 14376 transitions. [2018-12-03 04:38:36,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 04:38:36,548 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 668 [2018-12-03 04:38:36,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:38:36,557 INFO L225 Difference]: With dead ends: 10358 [2018-12-03 04:38:36,557 INFO L226 Difference]: Without dead ends: 5521 [2018-12-03 04:38:36,560 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 675 GetRequests, 659 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:38:36,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5521 states. [2018-12-03 04:38:36,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5521 to 5519. [2018-12-03 04:38:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5519 states. [2018-12-03 04:38:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 5519 states and 7482 transitions. [2018-12-03 04:38:36,622 INFO L78 Accepts]: Start accepts. Automaton has 5519 states and 7482 transitions. Word has length 668 [2018-12-03 04:38:36,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:38:36,622 INFO L480 AbstractCegarLoop]: Abstraction has 5519 states and 7482 transitions. [2018-12-03 04:38:36,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:38:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 5519 states and 7482 transitions. [2018-12-03 04:38:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2018-12-03 04:38:36,628 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:38:36,629 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:38:36,629 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:38:36,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:36,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1220705154, now seen corresponding path program 1 times [2018-12-03 04:38:36,629 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:38:36,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:36,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:38:36,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:36,630 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:38:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:38:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 233 proven. 352 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-12-03 04:38:37,508 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:38:37,508 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:38:37,509 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 760 with the following transitions: [2018-12-03 04:38:37,509 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], [415], [417], [420], [428], [436], [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], [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], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:38:37,511 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:38:37,511 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:38:38,224 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:38:38,224 INFO L272 AbstractInterpreter]: Visited 284 different actions 1416 times. Merged at 8 different actions 39 times. Widened at 1 different actions 1 times. Performed 17598 root evaluator evaluations with a maximum evaluation depth of 22. Performed 17598 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-03 04:38:38,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:38,226 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:38:38,226 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:38:38,226 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:38:38,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:38:38,233 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:38:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:38:38,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:38:38,575 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 691 proven. 2 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-12-03 04:38:38,575 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:38:38,887 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 233 proven. 352 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-12-03 04:38:38,902 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:38:38,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-12-03 04:38:38,903 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:38:38,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:38:38,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:38:38,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:38:38,904 INFO L87 Difference]: Start difference. First operand 5519 states and 7482 transitions. Second operand 15 states. [2018-12-03 04:38:42,144 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2018-12-03 04:38:45,952 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2018-12-03 04:38:47,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:38:47,886 INFO L93 Difference]: Finished difference Result 11720 states and 16376 transitions. [2018-12-03 04:38:47,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-03 04:38:47,887 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 759 [2018-12-03 04:38:47,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:38:47,905 INFO L225 Difference]: With dead ends: 11720 [2018-12-03 04:38:47,906 INFO L226 Difference]: Without dead ends: 5938 [2018-12-03 04:38:47,916 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1590 GetRequests, 1538 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 769 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=629, Invalid=2233, Unknown=0, NotChecked=0, Total=2862 [2018-12-03 04:38:47,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5938 states. [2018-12-03 04:38:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5938 to 4836. [2018-12-03 04:38:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4836 states. [2018-12-03 04:38:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 4836 states and 5466 transitions. [2018-12-03 04:38:47,976 INFO L78 Accepts]: Start accepts. Automaton has 4836 states and 5466 transitions. Word has length 759 [2018-12-03 04:38:47,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:38:47,977 INFO L480 AbstractCegarLoop]: Abstraction has 4836 states and 5466 transitions. [2018-12-03 04:38:47,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:38:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 4836 states and 5466 transitions. [2018-12-03 04:38:47,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2018-12-03 04:38:47,983 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:38:47,983 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:38:47,983 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:38:47,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:47,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1395746723, now seen corresponding path program 1 times [2018-12-03 04:38:47,984 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:38:47,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:47,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:38:47,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:38:47,984 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:38:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:38:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 146 proven. 531 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-12-03 04:38:48,429 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:38:48,429 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:38:48,429 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 777 with the following transitions: [2018-12-03 04:38:48,430 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], [415], [417], [420], [428], [436], [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], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:38:48,432 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:38:48,433 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:38:48,678 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:38:48,678 INFO L272 AbstractInterpreter]: Visited 283 different actions 841 times. Merged at 6 different actions 12 times. Never widened. Performed 10058 root evaluator evaluations with a maximum evaluation depth of 10. Performed 10058 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-03 04:38:48,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:38:48,680 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:38:49,048 INFO L227 lantSequenceWeakener]: Weakened 773 states. On average, predicates are now at 80.2% of their original sizes. [2018-12-03 04:38:49,048 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:38:49,091 INFO L418 sIntCurrentIteration]: We unified 775 AI predicates to 775 [2018-12-03 04:38:49,091 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:38:49,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:38:49,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-03 04:38:49,091 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:38:49,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 04:38:49,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 04:38:49,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:38:49,092 INFO L87 Difference]: Start difference. First operand 4836 states and 5466 transitions. Second operand 9 states. [2018-12-03 04:39:46,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:39:46,231 INFO L93 Difference]: Finished difference Result 10038 states and 11426 transitions. [2018-12-03 04:39:46,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-03 04:39:46,232 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 776 [2018-12-03 04:39:46,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:39:46,238 INFO L225 Difference]: With dead ends: 10038 [2018-12-03 04:39:46,238 INFO L226 Difference]: Without dead ends: 5884 [2018-12-03 04:39:46,240 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 782 GetRequests, 768 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:39:46,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5884 states. [2018-12-03 04:39:46,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5884 to 4855. [2018-12-03 04:39:46,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4855 states. [2018-12-03 04:39:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 4855 states and 5442 transitions. [2018-12-03 04:39:46,311 INFO L78 Accepts]: Start accepts. Automaton has 4855 states and 5442 transitions. Word has length 776 [2018-12-03 04:39:46,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:39:46,312 INFO L480 AbstractCegarLoop]: Abstraction has 4855 states and 5442 transitions. [2018-12-03 04:39:46,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 04:39:46,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4855 states and 5442 transitions. [2018-12-03 04:39:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 906 [2018-12-03 04:39:46,319 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:39:46,319 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:39:46,319 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:39:46,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:46,320 INFO L82 PathProgramCache]: Analyzing trace with hash 898975406, now seen corresponding path program 1 times [2018-12-03 04:39:46,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:39:46,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:46,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:46,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:46,321 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:39:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:47,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 417 proven. 530 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2018-12-03 04:39:47,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:47,120 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:39:47,120 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 906 with the following transitions: [2018-12-03 04:39:47,120 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], [415], [417], [420], [428], [436], [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], [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], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:39:47,122 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:39:47,123 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:39:47,853 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:39:47,854 INFO L272 AbstractInterpreter]: Visited 285 different actions 1419 times. Merged at 9 different actions 37 times. Never widened. Performed 17604 root evaluator evaluations with a maximum evaluation depth of 22. Performed 17604 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-03 04:39:47,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:47,855 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:39:47,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:47,855 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:39:47,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:47,861 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:39:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:47,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:39:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 1060 proven. 2 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-03 04:39:48,169 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:39:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 516 proven. 115 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2018-12-03 04:39:48,465 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:39:48,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-12-03 04:39:48,465 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:39:48,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:39:48,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:39:48,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-12-03 04:39:48,467 INFO L87 Difference]: Start difference. First operand 4855 states and 5442 transitions. Second operand 15 states. [2018-12-03 04:39:52,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:39:52,088 INFO L93 Difference]: Finished difference Result 10812 states and 12369 transitions. [2018-12-03 04:39:52,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-12-03 04:39:52,088 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 905 [2018-12-03 04:39:52,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:39:52,098 INFO L225 Difference]: With dead ends: 10812 [2018-12-03 04:39:52,098 INFO L226 Difference]: Without dead ends: 6639 [2018-12-03 04:39:52,103 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1897 GetRequests, 1840 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=628, Invalid=2564, Unknown=0, NotChecked=0, Total=3192 [2018-12-03 04:39:52,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6639 states. [2018-12-03 04:39:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6639 to 6234. [2018-12-03 04:39:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6234 states. [2018-12-03 04:39:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6234 states to 6234 states and 6865 transitions. [2018-12-03 04:39:52,159 INFO L78 Accepts]: Start accepts. Automaton has 6234 states and 6865 transitions. Word has length 905 [2018-12-03 04:39:52,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:39:52,160 INFO L480 AbstractCegarLoop]: Abstraction has 6234 states and 6865 transitions. [2018-12-03 04:39:52,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:39:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 6234 states and 6865 transitions. [2018-12-03 04:39:52,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1090 [2018-12-03 04:39:52,170 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:39:52,171 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-03 04:39:52,171 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:39:52,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:52,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1972296482, now seen corresponding path program 1 times [2018-12-03 04:39:52,171 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:39:52,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:52,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:52,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:52,172 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:39:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 641 proven. 115 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2018-12-03 04:39:52,708 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:52,708 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:39:52,708 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1090 with the following transitions: [2018-12-03 04:39:52,708 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], [415], [417], [420], [428], [436], [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], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:39:52,710 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:39:52,710 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:39:53,356 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:39:53,356 INFO L272 AbstractInterpreter]: Visited 286 different actions 1148 times. Merged at 9 different actions 36 times. Widened at 1 different actions 1 times. Performed 13864 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13864 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-03 04:39:53,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:53,358 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:39:53,358 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:53,358 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:39:53,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:53,364 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:39:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:53,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:39:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1365 proven. 2 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-12-03 04:39:53,763 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:39:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 641 proven. 115 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2018-12-03 04:39:54,190 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:39:54,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-03 04:39:54,190 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:39:54,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 04:39:54,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 04:39:54,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:39:54,191 INFO L87 Difference]: Start difference. First operand 6234 states and 6865 transitions. Second operand 9 states. [2018-12-03 04:39:55,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:39:55,540 INFO L93 Difference]: Finished difference Result 13170 states and 14666 transitions. [2018-12-03 04:39:55,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-03 04:39:55,540 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1089 [2018-12-03 04:39:55,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:39:55,551 INFO L225 Difference]: With dead ends: 13170 [2018-12-03 04:39:55,551 INFO L226 Difference]: Without dead ends: 7618 [2018-12-03 04:39:55,557 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2195 GetRequests, 2179 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:39:55,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7618 states. [2018-12-03 04:39:55,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7618 to 7604. [2018-12-03 04:39:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7604 states. [2018-12-03 04:39:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7604 states to 7604 states and 8312 transitions. [2018-12-03 04:39:55,623 INFO L78 Accepts]: Start accepts. Automaton has 7604 states and 8312 transitions. Word has length 1089 [2018-12-03 04:39:55,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:39:55,624 INFO L480 AbstractCegarLoop]: Abstraction has 7604 states and 8312 transitions. [2018-12-03 04:39:55,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 04:39:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7604 states and 8312 transitions. [2018-12-03 04:39:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2018-12-03 04:39:55,633 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:39:55,633 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-03 04:39:55,633 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 04:39:55,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:55,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1643518853, now seen corresponding path program 1 times [2018-12-03 04:39:55,633 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:39:55,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:55,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:55,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:39:55,634 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:39:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2086 backedges. 941 proven. 576 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-03 04:39:56,279 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:56,279 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:39:56,279 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1091 with the following transitions: [2018-12-03 04:39:56,279 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], [415], [417], [420], [428], [436], [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], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [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], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-03 04:39:56,281 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:39:56,282 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:39:56,956 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:39:56,956 INFO L272 AbstractInterpreter]: Visited 286 different actions 1152 times. Merged at 10 different actions 40 times. Widened at 1 different actions 1 times. Performed 13837 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13837 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 12 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-03 04:39:56,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:39:56,958 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:39:56,958 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:39:56,958 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:39:56,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:39:56,963 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:39:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:39:57,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:39:57,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2086 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 1867 trivial. 0 not checked. [2018-12-03 04:39:57,352 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:39:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2086 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 1867 trivial. 0 not checked. [2018-12-03 04:39:57,653 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:39:57,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-03 04:39:57,654 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:39:57,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:39:57,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:39:57,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:39:57,655 INFO L87 Difference]: Start difference. First operand 7604 states and 8312 transitions. Second operand 3 states. [2018-12-03 04:39:58,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:39:58,160 INFO L93 Difference]: Finished difference Result 14524 states and 15931 transitions. [2018-12-03 04:39:58,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:39:58,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1090 [2018-12-03 04:39:58,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:39:58,162 INFO L225 Difference]: With dead ends: 14524 [2018-12-03 04:39:58,162 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 04:39:58,174 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2192 GetRequests, 2181 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-03 04:39:58,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 04:39:58,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 04:39:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 04:39:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 04:39:58,175 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1090 [2018-12-03 04:39:58,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:39:58,175 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 04:39:58,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:39:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 04:39:58,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 04:39:58,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 04:39:58,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,317 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 194 [2018-12-03 04:39:58,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 04:39:58,922 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 40 [2018-12-03 04:39:59,348 WARN L180 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 82 [2018-12-03 04:39:59,656 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 59 [2018-12-03 04:40:00,118 WARN L180 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 81 [2018-12-03 04:40:00,434 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 40 [2018-12-03 04:40:00,435 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,436 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,437 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse3 (= |old(~a16~0)| ~a16~0)) (.cse4 (= |old(~a12~0)| ~a12~0)) (.cse10 (= 3 |old(~a15~0)|)) (.cse9 (= 5 |old(~a12~0)|))) (let ((.cse2 (and .cse10 .cse9 (= 8 |old(~a16~0)|))) (.cse1 (= 4 |old(~a15~0)|)) (.cse5 (and .cse3 (= |old(~a15~0)| ~a15~0) .cse4)) (.cse6 (< |old(~a15~0)| 4)) (.cse0 (= 6 |old(~a12~0)|))) (and (or (or (or .cse0 .cse1) .cse2) (and .cse3 (= ~a15~0 |old(~a15~0)|) .cse4)) (or (or .cse2 (= 9 |old(~a16~0)|) .cse1) .cse5) (or .cse5 (< 7 |old(~a12~0)|) .cse6) (or (= 10 |old(~a16~0)|) .cse5 .cse6) (or (let ((.cse7 (not .cse10)) (.cse8 (not (= (+ |old(~a18~0)| 87) 0)))) (and (or .cse7 .cse8 (not .cse0)) (or .cse7 (not .cse9) .cse8))) (not (= 11 |old(~a16~0)|)) (= (+ ~a18~0 87) 0))))) [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,438 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-03 04:40:00,439 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse1 (= |old(~a16~0)| ~a16~0)) (.cse2 (= |old(~a15~0)| ~a15~0)) (.cse3 (= |old(~a12~0)| ~a12~0))) (let ((.cse4 (not (= calculate_output_~input 0))) (.cse7 (= |calculate_output_#in~input| 0)) (.cse5 (not (= 3 |old(~a15~0)|))) (.cse6 (not (= 5 |old(~a12~0)|))) (.cse8 (not (= 11 |old(~a16~0)|))) (.cse9 (= 6 |old(~a12~0)|)) (.cse10 (and .cse1 .cse2 .cse3))) (and (or (or (= 9 |old(~a16~0)|) (= 4 |old(~a15~0)|)) (let ((.cse0 (not (= ~a15~0 3)))) (and (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) .cse0 (< 0 (+ ~a18~0 79))) .cse1 (or (not (= 5 ~a12~0)) (not (= 8 ~a16~0)) .cse0) .cse2 .cse3))) (or .cse4 (or .cse5 .cse6 (= 0 |old(~a16~0)|) .cse7)) (or .cse4 (or .cse5 (= 0 |old(~a12~0)|) .cse7) .cse8) (or .cse7 (and (or .cse5 (not .cse9) .cse8) (or .cse5 .cse6 .cse8)) (not (= (+ |old(~a18~0)| 87) 0)) (= (+ ~a18~0 87) 0)) (or .cse9 (= 10 |old(~a16~0)|) .cse10) (or .cse10 (< 7 |old(~a12~0)|) (< |old(~a15~0)| 4))))) [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-03 04:40:00,440 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,441 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-03 04:40:00,442 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,443 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-03 04:40:00,444 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-03 04:40:00,445 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-03 04:40:00,446 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse7 (not (= 3 |old(~a15~0)|))) (.cse9 (not (= (+ |old(~a18~0)| 87) 0))) (.cse8 (not (= 11 |old(~a16~0)|)))) (let ((.cse11 (let ((.cse13 (not (= 5 |old(~a12~0)|)))) (and (or (not (= 8 |old(~a16~0)|)) .cse7 .cse13) (or .cse7 .cse13 .cse9 .cse8)))) (.cse5 (= |calculate_output_#in~input| 0)) (.cse0 (= |old(~a16~0)| ~a16~0)) (.cse1 (= |old(~a15~0)| ~a15~0)) (.cse2 (= |old(~a12~0)| ~a12~0))) (let ((.cse3 (= 6 |old(~a12~0)|)) (.cse6 (= (+ ~a18~0 87) 0)) (.cse4 (and .cse0 .cse1 .cse2)) (.cse10 (or .cse11 .cse5)) (.cse12 (<= (+ ~a18~0 156) 0))) (and (or (and (and .cse0 .cse1) .cse2) (or .cse3 (= 4 |old(~a15~0)|))) (or (= 9 |old(~a16~0)|) .cse4 (< 7 |old(~a12~0)|)) (or .cse5 .cse6 (or .cse7 (not .cse3) .cse8) .cse9) (or .cse10 .cse6 .cse8) (or .cse11 (<= (+ |old(~a18~0)| 79) 0) .cse5 (or .cse12 (< 0 (+ ~a18~0 79)))) (or (= 10 |old(~a16~0)|) .cse4 (< |old(~a15~0)| 4)) (or .cse10 (and (<= |old(~a18~0)| 134) (< 0 (+ |old(~a18~0)| 156))) (or .cse12 (< 134 ~a18~0))))))) [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,447 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,448 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-03 04:40:00,449 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,450 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-03 04:40:00,451 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-03 04:40:00,452 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,453 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,454 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,455 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,456 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,457 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,458 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-03 04:40:00,459 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-03 04:40:00,460 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0))) [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (or (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (not (= 11 |old(~a16~0)|)) (and (not (= ~a12~0 6)) (not (= ~a15~0 4))) (not (= (+ |old(~a18~0)| 87) 0)) (and (not (= ~a16~0 10)) (<= 4 ~a15~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|))) [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-03 04:40:00,460 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-03 04:40:00,461 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (or (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (not (= 11 |old(~a16~0)|)) (and (not (= ~a12~0 6)) (not (= ~a15~0 4))) (not (= (+ |old(~a18~0)| 87) 0)) (and (not (= ~a16~0 10)) (<= 4 ~a15~0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|))) [2018-12-03 04:40:00,461 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-03 04:40:00,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 04:40:00 BoogieIcfgContainer [2018-12-03 04:40:00,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 04:40:00,469 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 04:40:00,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 04:40:00,470 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 04:40:00,470 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:36:07" (3/4) ... [2018-12-03 04:40:00,473 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 04:40:00,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 04:40:00,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-03 04:40:00,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-03 04:40:00,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 04:40:00,492 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-03 04:40:00,494 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-03 04:40:00,511 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(a16 == 9) && a12 <= 7) || !(11 == \old(a16))) || (!(a12 == 6) && !(a15 == 4))) || !(\old(a18) + 87 == 0)) || (!(a16 == 10) && 4 <= a15)) || !(3 == \old(a15))) || !(5 == \old(a12)) [2018-12-03 04:40:00,589 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f601a5f8-eccb-42d1-abb7-36afe888bcd8/bin-2019/utaipan/witness.graphml [2018-12-03 04:40:00,589 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 04:40:00,589 INFO L168 Benchmark]: Toolchain (without parser) took 234593.59 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 947.0 MB in the beginning and 4.2 GB in the end (delta: -3.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.17 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: Boogie Preprocessor took 55.58 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: RCFGBuilder took 1298.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 841.5 MB in the end (delta: 246.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,590 INFO L168 Benchmark]: TraceAbstraction took 232535.91 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 841.5 MB in the beginning and 4.2 GB in the end (delta: -3.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-12-03 04:40:00,591 INFO L168 Benchmark]: Witness Printer took 119.32 ms. Allocated memory is still 5.4 GB. Free memory is still 4.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:40:00,591 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 556.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.17 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.58 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1298.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 841.5 MB in the end (delta: 246.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 232535.91 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 841.5 MB in the beginning and 4.2 GB in the end (delta: -3.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 119.32 ms. Allocated memory is still 5.4 GB. Free memory is still 4.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 112]: 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: ((((((!(a16 == 9) && a12 <= 7) || !(11 == \old(a16))) || (!(a12 == 6) && !(a15 == 4))) || !(\old(a18) + 87 == 0)) || (!(a16 == 10) && 4 <= a15)) || !(3 == \old(a15))) || !(5 == \old(a12)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 232.4s OverallTime, 12 OverallIterations, 7 TraceHistogramMax, 216.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1660 SDtfs, 21433 SDslu, 1114 SDs, 0 SdLazy, 27328 SolverSat, 6167 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 197.7s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 10324 GetRequests, 10108 SyntacticMatches, 13 SemanticMatches, 203 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1857 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7604occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.0s AbstIntTime, 8 AbstIntIterations, 4 AbstIntStrong, 0.9983256920296727 AbsIntWeakeningRatio, 0.05357890330682294 AbsIntAvgWeakeningVarsNumRemoved, 16.176224361657596 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 3310 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 463 PreInvPairs, 557 NumberOfFragments, 699 HoareAnnotationTreeSize, 463 FomulaSimplifications, 19496 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 9 FomulaSimplificationsInter, 29031 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 10689 NumberOfCodeBlocks, 10689 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 14512 ConstructedInterpolants, 0 QuantifiedInterpolants, 33316348 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5086 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 6 PerfectInterpolantSequences, 18388/21563 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...