./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label34_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/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 2cbba2f347a5f731d69761cd1db09e4f61b27a47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:43:10,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:43:10,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:43:10,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:43:10,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:43:10,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:43:10,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:43:10,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:43:10,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:43:10,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:43:10,394 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:43:10,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:43:10,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:43:10,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:43:10,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:43:10,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:43:10,396 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:43:10,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:43:10,398 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:43:10,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:43:10,400 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:43:10,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:43:10,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:43:10,402 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:43:10,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:43:10,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:43:10,404 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:43:10,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:43:10,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:43:10,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:43:10,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:43:10,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:43:10,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:43:10,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:43:10,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:43:10,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:43:10,408 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 07:43:10,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:43:10,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:43:10,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 07:43:10,416 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 07:43:10,416 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 07:43:10,417 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 07:43:10,417 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 07:43:10,417 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 07:43:10,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:43:10,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:43:10,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:43:10,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:43:10,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:43:10,420 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 07:43:10,421 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_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/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 -> 2cbba2f347a5f731d69761cd1db09e4f61b27a47 [2018-11-23 07:43:10,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:43:10,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:43:10,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:43:10,457 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:43:10,457 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:43:10,458 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label34_true-unreach-call.c [2018-11-23 07:43:10,503 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/data/cd703b965/a63b40be2fe64662ae9c8bd6b6ae6afb/FLAGcf71db944 [2018-11-23 07:43:10,939 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:43:10,939 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/sv-benchmarks/c/eca-rers2012/Problem16_label34_true-unreach-call.c [2018-11-23 07:43:10,949 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/data/cd703b965/a63b40be2fe64662ae9c8bd6b6ae6afb/FLAGcf71db944 [2018-11-23 07:43:11,261 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/data/cd703b965/a63b40be2fe64662ae9c8bd6b6ae6afb [2018-11-23 07:43:11,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:43:11,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:43:11,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:43:11,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:43:11,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:43:11,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:11,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248de34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11, skipping insertion in model container [2018-11-23 07:43:11,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:11,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:43:11,332 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:43:11,740 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:43:11,743 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:43:11,929 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:43:11,943 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:43:11,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11 WrapperNode [2018-11-23 07:43:11,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:43:11,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:43:11,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:43:11,944 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:43:12,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:43:12,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:43:12,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:43:12,053 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:43:12,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... [2018-11-23 07:43:12,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:43:12,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:43:12,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:43:12,124 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:43:12,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:43:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:43:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:43:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:43:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 07:43:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 07:43:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 07:43:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 07:43:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:43:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:43:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:43:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:43:13,974 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:43:13,974 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 07:43:13,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:43:13 BoogieIcfgContainer [2018-11-23 07:43:13,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:43:13,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:43:13,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:43:13,978 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:43:13,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:43:11" (1/3) ... [2018-11-23 07:43:13,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6537a014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:43:13, skipping insertion in model container [2018-11-23 07:43:13,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:43:11" (2/3) ... [2018-11-23 07:43:13,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6537a014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:43:13, skipping insertion in model container [2018-11-23 07:43:13,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:43:13" (3/3) ... [2018-11-23 07:43:13,981 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label34_true-unreach-call.c [2018-11-23 07:43:13,988 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:43:13,998 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:43:14,010 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:43:14,053 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:43:14,053 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:43:14,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:43:14,053 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:43:14,057 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:43:14,057 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:43:14,058 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:43:14,058 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:43:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 07:43:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 07:43:14,085 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:14,086 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] [2018-11-23 07:43:14,087 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:14,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:14,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1472830021, now seen corresponding path program 1 times [2018-11-23 07:43:14,093 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:14,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:14,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:14,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:14,125 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:43:14,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:43:14,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:43:14,342 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:14,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:43:14,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:43:14,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:43:14,359 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 07:43:15,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:43:15,572 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 07:43:15,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:43:15,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-23 07:43:15,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:43:15,588 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 07:43:15,588 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 07:43:15,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:43:15,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 07:43:15,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 07:43:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 07:43:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1353 transitions. [2018-11-23 07:43:15,657 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1353 transitions. Word has length 40 [2018-11-23 07:43:15,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:43:15,657 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1353 transitions. [2018-11-23 07:43:15,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:43:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1353 transitions. [2018-11-23 07:43:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:43:15,661 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:15,662 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:43:15,662 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:15,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:15,662 INFO L82 PathProgramCache]: Analyzing trace with hash -992835623, now seen corresponding path program 1 times [2018-11-23 07:43:15,662 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:15,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:15,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:15,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:15,664 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:43:15,796 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:43:15,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:43:15,796 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:15,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 07:43:15,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:43:15,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:43:15,799 INFO L87 Difference]: Start difference. First operand 742 states and 1353 transitions. Second operand 5 states. [2018-11-23 07:43:17,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:43:17,639 INFO L93 Difference]: Finished difference Result 2186 states and 4075 transitions. [2018-11-23 07:43:17,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:43:17,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2018-11-23 07:43:17,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:43:17,648 INFO L225 Difference]: With dead ends: 2186 [2018-11-23 07:43:17,648 INFO L226 Difference]: Without dead ends: 1450 [2018-11-23 07:43:17,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 07:43:17,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2018-11-23 07:43:17,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1432. [2018-11-23 07:43:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1432 states. [2018-11-23 07:43:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2546 transitions. [2018-11-23 07:43:17,695 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2546 transitions. Word has length 109 [2018-11-23 07:43:17,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:43:17,696 INFO L480 AbstractCegarLoop]: Abstraction has 1432 states and 2546 transitions. [2018-11-23 07:43:17,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 07:43:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2546 transitions. [2018-11-23 07:43:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:43:17,699 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:17,700 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:43:17,700 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:17,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:17,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1697451860, now seen corresponding path program 1 times [2018-11-23 07:43:17,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:17,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:17,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:17,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:17,701 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:43:17,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:43:17,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:43:17,831 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:17,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:43:17,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:43:17,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:43:17,832 INFO L87 Difference]: Start difference. First operand 1432 states and 2546 transitions. Second operand 6 states. [2018-11-23 07:43:19,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:43:19,805 INFO L93 Difference]: Finished difference Result 3924 states and 7012 transitions. [2018-11-23 07:43:19,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:43:19,806 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-23 07:43:19,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:43:19,818 INFO L225 Difference]: With dead ends: 3924 [2018-11-23 07:43:19,818 INFO L226 Difference]: Without dead ends: 2498 [2018-11-23 07:43:19,824 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:43:19,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2498 states. [2018-11-23 07:43:19,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2498 to 2473. [2018-11-23 07:43:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2473 states. [2018-11-23 07:43:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 3990 transitions. [2018-11-23 07:43:19,888 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 3990 transitions. Word has length 138 [2018-11-23 07:43:19,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:43:19,889 INFO L480 AbstractCegarLoop]: Abstraction has 2473 states and 3990 transitions. [2018-11-23 07:43:19,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:43:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 3990 transitions. [2018-11-23 07:43:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 07:43:19,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:19,892 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:43:19,893 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:19,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:19,893 INFO L82 PathProgramCache]: Analyzing trace with hash 41208360, now seen corresponding path program 1 times [2018-11-23 07:43:19,893 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:19,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:19,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:19,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:19,895 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:43:20,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:43:20,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:43:20,057 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:20,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:43:20,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:43:20,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:43:20,058 INFO L87 Difference]: Start difference. First operand 2473 states and 3990 transitions. Second operand 6 states. [2018-11-23 07:43:21,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:43:21,275 INFO L93 Difference]: Finished difference Result 6029 states and 9875 transitions. [2018-11-23 07:43:21,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:43:21,276 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-23 07:43:21,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:43:21,288 INFO L225 Difference]: With dead ends: 6029 [2018-11-23 07:43:21,288 INFO L226 Difference]: Without dead ends: 3562 [2018-11-23 07:43:21,296 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:43:21,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2018-11-23 07:43:21,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3536. [2018-11-23 07:43:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3536 states. [2018-11-23 07:43:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 4956 transitions. [2018-11-23 07:43:21,391 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 4956 transitions. Word has length 156 [2018-11-23 07:43:21,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:43:21,391 INFO L480 AbstractCegarLoop]: Abstraction has 3536 states and 4956 transitions. [2018-11-23 07:43:21,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:43:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 4956 transitions. [2018-11-23 07:43:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 07:43:21,395 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:21,395 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 07:43:21,395 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:21,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:21,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1270458365, now seen corresponding path program 1 times [2018-11-23 07:43:21,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:21,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:21,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:21,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:21,397 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 99 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:43:21,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:43:21,522 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:43:21,523 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-11-23 07:43:21,525 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:43:21,561 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:43:21,561 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:43:21,909 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:43:21,910 INFO L272 AbstractInterpreter]: Visited 134 different actions 134 times. Never merged. Never widened. Performed 1259 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1259 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 07:43:21,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:21,937 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:43:22,279 INFO L227 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 77.72% of their original sizes. [2018-11-23 07:43:22,279 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:43:22,319 INFO L415 sIntCurrentIteration]: We unified 237 AI predicates to 237 [2018-11-23 07:43:22,320 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:43:22,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:43:22,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2018-11-23 07:43:22,321 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:22,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:43:22,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:43:22,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:43:22,322 INFO L87 Difference]: Start difference. First operand 3536 states and 4956 transitions. Second operand 6 states. [2018-11-23 07:43:40,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:43:40,274 INFO L93 Difference]: Finished difference Result 7404 states and 10324 transitions. [2018-11-23 07:43:40,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 07:43:40,274 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-11-23 07:43:40,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:43:40,281 INFO L225 Difference]: With dead ends: 7404 [2018-11-23 07:43:40,281 INFO L226 Difference]: Without dead ends: 3874 [2018-11-23 07:43:40,286 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:43:40,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3874 states. [2018-11-23 07:43:40,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3874 to 3873. [2018-11-23 07:43:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3873 states. [2018-11-23 07:43:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3873 states and 5301 transitions. [2018-11-23 07:43:40,332 INFO L78 Accepts]: Start accepts. Automaton has 3873 states and 5301 transitions. Word has length 238 [2018-11-23 07:43:40,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:43:40,332 INFO L480 AbstractCegarLoop]: Abstraction has 3873 states and 5301 transitions. [2018-11-23 07:43:40,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:43:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 5301 transitions. [2018-11-23 07:43:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 07:43:40,335 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:43:40,336 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:43:40,336 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:43:40,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:40,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1060558331, now seen corresponding path program 1 times [2018-11-23 07:43:40,336 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:43:40,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:40,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:43:40,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:43:40,337 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:43:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:43:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 169 proven. 115 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 07:43:40,572 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:43:40,572 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:43:40,573 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 330 with the following transitions: [2018-11-23 07:43:40,574 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:43:40,578 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:43:40,578 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:43:40,772 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:43:40,772 INFO L272 AbstractInterpreter]: Visited 138 different actions 401 times. Merged at 4 different actions 7 times. Never widened. Performed 4088 root evaluator evaluations with a maximum evaluation depth of 7. Performed 4088 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 07:43:40,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:43:40,781 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:43:41,004 INFO L227 lantSequenceWeakener]: Weakened 326 states. On average, predicates are now at 80.33% of their original sizes. [2018-11-23 07:43:41,004 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:43:41,058 INFO L415 sIntCurrentIteration]: We unified 328 AI predicates to 328 [2018-11-23 07:43:41,058 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:43:41,058 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:43:41,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-11-23 07:43:41,058 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:43:41,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:43:41,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:43:41,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:43:41,059 INFO L87 Difference]: Start difference. First operand 3873 states and 5301 transitions. Second operand 10 states. [2018-11-23 07:44:51,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:44:51,543 INFO L93 Difference]: Finished difference Result 9036 states and 12427 transitions. [2018-11-23 07:44:51,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 07:44:51,543 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 329 [2018-11-23 07:44:51,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:44:51,555 INFO L225 Difference]: With dead ends: 9036 [2018-11-23 07:44:51,555 INFO L226 Difference]: Without dead ends: 5506 [2018-11-23 07:44:51,563 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 338 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 07:44:51,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2018-11-23 07:44:51,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 5473. [2018-11-23 07:44:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5473 states. [2018-11-23 07:44:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 5473 states and 7087 transitions. [2018-11-23 07:44:51,727 INFO L78 Accepts]: Start accepts. Automaton has 5473 states and 7087 transitions. Word has length 329 [2018-11-23 07:44:51,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:44:51,728 INFO L480 AbstractCegarLoop]: Abstraction has 5473 states and 7087 transitions. [2018-11-23 07:44:51,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:44:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 5473 states and 7087 transitions. [2018-11-23 07:44:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2018-11-23 07:44:51,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:44:51,735 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:44:51,736 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:44:51,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:44:51,736 INFO L82 PathProgramCache]: Analyzing trace with hash -931353187, now seen corresponding path program 1 times [2018-11-23 07:44:51,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:44:51,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:44:51,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:44:51,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:44:51,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:44:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:44:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 204 proven. 32 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:44:51,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:44:51,912 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:44:51,912 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 478 with the following transitions: [2018-11-23 07:44:51,912 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:44:51,918 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:44:51,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:44:52,212 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:44:52,212 INFO L272 AbstractInterpreter]: Visited 249 different actions 741 times. Merged at 7 different actions 16 times. Never widened. Performed 8359 root evaluator evaluations with a maximum evaluation depth of 18. Performed 8359 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:44:52,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:44:52,222 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:44:52,222 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:44:52,222 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:44:52,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:44:52,245 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:44:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:44:52,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:44:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:44:52,504 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:44:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:44:52,621 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:44:52,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-11-23 07:44:52,622 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:44:52,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:44:52,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:44:52,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:44:52,623 INFO L87 Difference]: Start difference. First operand 5473 states and 7087 transitions. Second operand 3 states. [2018-11-23 07:44:53,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:44:53,463 INFO L93 Difference]: Finished difference Result 10603 states and 13830 transitions. [2018-11-23 07:44:53,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:44:53,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 477 [2018-11-23 07:44:53,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:44:53,474 INFO L225 Difference]: With dead ends: 10603 [2018-11-23 07:44:53,474 INFO L226 Difference]: Without dead ends: 5473 [2018-11-23 07:44:53,484 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 960 GetRequests, 955 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:44:53,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2018-11-23 07:44:53,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 5473. [2018-11-23 07:44:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5473 states. [2018-11-23 07:44:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 5473 states and 6785 transitions. [2018-11-23 07:44:53,546 INFO L78 Accepts]: Start accepts. Automaton has 5473 states and 6785 transitions. Word has length 477 [2018-11-23 07:44:53,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:44:53,546 INFO L480 AbstractCegarLoop]: Abstraction has 5473 states and 6785 transitions. [2018-11-23 07:44:53,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:44:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 5473 states and 6785 transitions. [2018-11-23 07:44:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-11-23 07:44:53,555 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:44:53,555 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:44:53,555 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:44:53,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:44:53,555 INFO L82 PathProgramCache]: Analyzing trace with hash -348870811, now seen corresponding path program 1 times [2018-11-23 07:44:53,556 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:44:53,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:44:53,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:44:53,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:44:53,557 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:44:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:44:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 56 proven. 229 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:44:54,045 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:44:54,045 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:44:54,045 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 503 with the following transitions: [2018-11-23 07:44:54,045 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:44:54,049 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:44:54,049 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:44:54,286 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:44:54,286 INFO L272 AbstractInterpreter]: Visited 247 different actions 738 times. Merged at 6 different actions 17 times. Never widened. Performed 8321 root evaluator evaluations with a maximum evaluation depth of 8. Performed 8321 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:44:54,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:44:54,288 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:44:54,673 INFO L227 lantSequenceWeakener]: Weakened 499 states. On average, predicates are now at 80.16% of their original sizes. [2018-11-23 07:44:54,674 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:44:54,719 INFO L415 sIntCurrentIteration]: We unified 501 AI predicates to 501 [2018-11-23 07:44:54,719 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:44:54,720 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:44:54,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2018-11-23 07:44:54,720 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:44:54,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:44:54,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:44:54,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:44:54,721 INFO L87 Difference]: Start difference. First operand 5473 states and 6785 transitions. Second operand 10 states. [2018-11-23 07:46:02,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:46:02,159 INFO L93 Difference]: Finished difference Result 12717 states and 15813 transitions. [2018-11-23 07:46:02,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 07:46:02,160 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 502 [2018-11-23 07:46:02,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:46:02,181 INFO L225 Difference]: With dead ends: 12717 [2018-11-23 07:46:02,181 INFO L226 Difference]: Without dead ends: 7587 [2018-11-23 07:46:02,194 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 511 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 07:46:02,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7587 states. [2018-11-23 07:46:02,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7587 to 7572. [2018-11-23 07:46:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7572 states. [2018-11-23 07:46:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7572 states to 7572 states and 9093 transitions. [2018-11-23 07:46:02,314 INFO L78 Accepts]: Start accepts. Automaton has 7572 states and 9093 transitions. Word has length 502 [2018-11-23 07:46:02,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:46:02,315 INFO L480 AbstractCegarLoop]: Abstraction has 7572 states and 9093 transitions. [2018-11-23 07:46:02,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:46:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 7572 states and 9093 transitions. [2018-11-23 07:46:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2018-11-23 07:46:02,338 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:46:02,339 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:46:02,339 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:46:02,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:46:02,339 INFO L82 PathProgramCache]: Analyzing trace with hash 291129668, now seen corresponding path program 1 times [2018-11-23 07:46:02,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:46:02,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:46:02,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:46:02,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:46:02,340 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:46:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 371 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-11-23 07:46:02,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:46:02,737 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:46:02,737 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 640 with the following transitions: [2018-11-23 07:46:02,738 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:46:02,741 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:46:02,741 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:46:03,142 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:46:03,143 INFO L272 AbstractInterpreter]: Visited 250 different actions 995 times. Merged at 8 different actions 27 times. Never widened. Performed 11656 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11656 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 07:46:03,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:46:03,144 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:46:03,144 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:46:03,144 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:46:03,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:46:03,151 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:46:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:03,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:46:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 676 proven. 2 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 07:46:03,399 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:46:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 371 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-11-23 07:46:03,605 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:46:03,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 07:46:03,606 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:46:03,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:46:03,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:46:03,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:46:03,607 INFO L87 Difference]: Start difference. First operand 7572 states and 9093 transitions. Second operand 9 states. [2018-11-23 07:46:07,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:46:07,193 INFO L93 Difference]: Finished difference Result 17358 states and 21921 transitions. [2018-11-23 07:46:07,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 07:46:07,194 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 639 [2018-11-23 07:46:07,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:46:07,215 INFO L225 Difference]: With dead ends: 17358 [2018-11-23 07:46:07,215 INFO L226 Difference]: Without dead ends: 10129 [2018-11-23 07:46:07,230 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1299 GetRequests, 1281 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-23 07:46:07,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10129 states. [2018-11-23 07:46:07,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10129 to 10109. [2018-11-23 07:46:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10109 states. [2018-11-23 07:46:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10109 states to 10109 states and 12346 transitions. [2018-11-23 07:46:07,340 INFO L78 Accepts]: Start accepts. Automaton has 10109 states and 12346 transitions. Word has length 639 [2018-11-23 07:46:07,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:46:07,341 INFO L480 AbstractCegarLoop]: Abstraction has 10109 states and 12346 transitions. [2018-11-23 07:46:07,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:46:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 10109 states and 12346 transitions. [2018-11-23 07:46:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2018-11-23 07:46:07,360 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:46:07,360 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:46:07,361 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:46:07,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:46:07,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1883602551, now seen corresponding path program 1 times [2018-11-23 07:46:07,362 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:46:07,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:46:07,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:46:07,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:46:07,363 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:46:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1402 backedges. 619 proven. 499 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-11-23 07:46:08,066 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:46:08,066 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:46:08,066 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 892 with the following transitions: [2018-11-23 07:46:08,067 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [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], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:46:08,069 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:46:08,070 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:46:08,304 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 07:46:08,304 INFO L272 AbstractInterpreter]: Visited 260 different actions 767 times. Merged at 4 different actions 7 times. Never widened. Performed 8945 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8945 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 07:46:08,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:46:08,309 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 07:46:08,732 INFO L227 lantSequenceWeakener]: Weakened 888 states. On average, predicates are now at 80.13% of their original sizes. [2018-11-23 07:46:08,732 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 07:46:08,774 INFO L415 sIntCurrentIteration]: We unified 890 AI predicates to 890 [2018-11-23 07:46:08,775 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 07:46:08,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:46:08,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 15 [2018-11-23 07:46:08,775 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:46:08,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:46:08,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:46:08,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:46:08,776 INFO L87 Difference]: Start difference. First operand 10109 states and 12346 transitions. Second operand 9 states. [2018-11-23 07:47:36,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:47:36,443 INFO L93 Difference]: Finished difference Result 19890 states and 24414 transitions. [2018-11-23 07:47:36,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 07:47:36,443 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 891 [2018-11-23 07:47:36,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:47:36,469 INFO L225 Difference]: With dead ends: 19890 [2018-11-23 07:47:36,469 INFO L226 Difference]: Without dead ends: 10124 [2018-11-23 07:47:36,486 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 897 GetRequests, 883 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 07:47:36,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10124 states. [2018-11-23 07:47:36,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10124 to 10113. [2018-11-23 07:47:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10113 states. [2018-11-23 07:47:36,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10113 states to 10113 states and 12326 transitions. [2018-11-23 07:47:36,620 INFO L78 Accepts]: Start accepts. Automaton has 10113 states and 12326 transitions. Word has length 891 [2018-11-23 07:47:36,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:47:36,621 INFO L480 AbstractCegarLoop]: Abstraction has 10113 states and 12326 transitions. [2018-11-23 07:47:36,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:47:36,621 INFO L276 IsEmpty]: Start isEmpty. Operand 10113 states and 12326 transitions. [2018-11-23 07:47:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 926 [2018-11-23 07:47:36,634 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:47:36,635 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:47:36,635 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:47:36,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:36,635 INFO L82 PathProgramCache]: Analyzing trace with hash -432358658, now seen corresponding path program 1 times [2018-11-23 07:47:36,635 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:47:36,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:36,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:36,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:36,637 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:47:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 784 proven. 542 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2018-11-23 07:47:37,417 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:37,417 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:47:37,417 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 926 with the following transitions: [2018-11-23 07:47:37,417 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:47:37,421 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:47:37,422 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:47:37,860 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:47:37,860 INFO L272 AbstractInterpreter]: Visited 252 different actions 1013 times. Merged at 10 different actions 37 times. Never widened. Performed 11818 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11818 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 07:47:37,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:37,865 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:47:37,865 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:37,865 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:47:37,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:37,873 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:47:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:38,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:47:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 798 proven. 32 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2018-11-23 07:47:38,280 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:47:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 828 proven. 2 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2018-11-23 07:47:38,936 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:47:38,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 12 [2018-11-23 07:47:38,937 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:47:38,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 07:47:38,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 07:47:38,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-11-23 07:47:38,938 INFO L87 Difference]: Start difference. First operand 10113 states and 12326 transitions. Second operand 10 states. [2018-11-23 07:47:45,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:47:45,781 INFO L93 Difference]: Finished difference Result 29504 states and 36718 transitions. [2018-11-23 07:47:45,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-23 07:47:45,782 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 925 [2018-11-23 07:47:45,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:47:45,825 INFO L225 Difference]: With dead ends: 29504 [2018-11-23 07:47:45,825 INFO L226 Difference]: Without dead ends: 17933 [2018-11-23 07:47:45,860 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1896 GetRequests, 1863 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=715, Unknown=0, NotChecked=0, Total=930 [2018-11-23 07:47:45,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17933 states. [2018-11-23 07:47:46,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17933 to 15514. [2018-11-23 07:47:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15514 states. [2018-11-23 07:47:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15514 states to 15514 states and 17927 transitions. [2018-11-23 07:47:46,066 INFO L78 Accepts]: Start accepts. Automaton has 15514 states and 17927 transitions. Word has length 925 [2018-11-23 07:47:46,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:47:46,067 INFO L480 AbstractCegarLoop]: Abstraction has 15514 states and 17927 transitions. [2018-11-23 07:47:46,067 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 07:47:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 15514 states and 17927 transitions. [2018-11-23 07:47:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2018-11-23 07:47:46,080 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:47:46,080 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 07:47:46,080 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:47:46,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:46,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1208662329, now seen corresponding path program 1 times [2018-11-23 07:47:46,081 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:47:46,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:46,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:46,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:46,082 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:47:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 856 proven. 2 refuted. 0 times theorem prover too weak. 897 trivial. 0 not checked. [2018-11-23 07:47:46,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:46,583 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:47:46,584 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 964 with the following transitions: [2018-11-23 07:47:46,584 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1188], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:47:46,587 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:47:46,587 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:47:47,071 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:47:47,071 INFO L272 AbstractInterpreter]: Visited 251 different actions 1007 times. Merged at 9 different actions 35 times. Widened at 1 different actions 1 times. Performed 11803 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11803 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 10 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 07:47:47,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:47,073 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:47:47,073 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:47,073 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:47:47,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:47,079 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:47:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:47,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:47:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 856 proven. 2 refuted. 0 times theorem prover too weak. 897 trivial. 0 not checked. [2018-11-23 07:47:47,586 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:47:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 856 proven. 2 refuted. 0 times theorem prover too weak. 897 trivial. 0 not checked. [2018-11-23 07:47:47,961 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:47:47,961 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 07:47:47,961 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:47:47,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:47:47,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:47:47,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:47:47,962 INFO L87 Difference]: Start difference. First operand 15514 states and 17927 transitions. Second operand 9 states. [2018-11-23 07:47:51,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:47:51,948 INFO L93 Difference]: Finished difference Result 45728 states and 58896 transitions. [2018-11-23 07:47:51,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 07:47:51,949 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 963 [2018-11-23 07:47:51,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:47:52,083 INFO L225 Difference]: With dead ends: 45728 [2018-11-23 07:47:52,083 INFO L226 Difference]: Without dead ends: 22591 [2018-11-23 07:47:52,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1950 GetRequests, 1930 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2018-11-23 07:47:52,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22591 states. [2018-11-23 07:47:52,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22591 to 22291. [2018-11-23 07:47:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22291 states. [2018-11-23 07:47:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22291 states to 22291 states and 25684 transitions. [2018-11-23 07:47:52,701 INFO L78 Accepts]: Start accepts. Automaton has 22291 states and 25684 transitions. Word has length 963 [2018-11-23 07:47:52,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:47:52,702 INFO L480 AbstractCegarLoop]: Abstraction has 22291 states and 25684 transitions. [2018-11-23 07:47:52,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:47:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 22291 states and 25684 transitions. [2018-11-23 07:47:52,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1331 [2018-11-23 07:47:52,730 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:47:52,730 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:47:52,731 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:47:52,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:52,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1708878227, now seen corresponding path program 1 times [2018-11-23 07:47:52,731 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:47:52,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:52,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:52,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:52,732 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:47:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3615 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 3330 trivial. 0 not checked. [2018-11-23 07:47:53,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:47:53,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 07:47:53,517 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 07:47:53,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 07:47:53,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 07:47:53,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:47:53,518 INFO L87 Difference]: Start difference. First operand 22291 states and 25684 transitions. Second operand 4 states. [2018-11-23 07:47:54,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:47:54,745 INFO L93 Difference]: Finished difference Result 45012 states and 52388 transitions. [2018-11-23 07:47:54,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:47:54,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1330 [2018-11-23 07:47:54,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:47:54,802 INFO L225 Difference]: With dead ends: 45012 [2018-11-23 07:47:54,802 INFO L226 Difference]: Without dead ends: 17394 [2018-11-23 07:47:54,884 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:47:54,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17394 states. [2018-11-23 07:47:55,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17394 to 17338. [2018-11-23 07:47:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17338 states. [2018-11-23 07:47:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17338 states to 17338 states and 20325 transitions. [2018-11-23 07:47:55,202 INFO L78 Accepts]: Start accepts. Automaton has 17338 states and 20325 transitions. Word has length 1330 [2018-11-23 07:47:55,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:47:55,203 INFO L480 AbstractCegarLoop]: Abstraction has 17338 states and 20325 transitions. [2018-11-23 07:47:55,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 07:47:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 17338 states and 20325 transitions. [2018-11-23 07:47:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1338 [2018-11-23 07:47:55,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:47:55,224 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 07:47:55,224 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:47:55,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:55,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1894671068, now seen corresponding path program 1 times [2018-11-23 07:47:55,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:47:55,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:55,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:55,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:47:55,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:47:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 946 proven. 273 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2018-11-23 07:47:56,557 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:56,557 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:47:56,557 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1338 with the following transitions: [2018-11-23 07:47:56,558 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:47:56,561 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:47:56,561 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:47:57,371 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:47:57,371 INFO L272 AbstractInterpreter]: Visited 312 different actions 1243 times. Merged at 9 different actions 36 times. Widened at 1 different actions 1 times. Performed 15058 root evaluator evaluations with a maximum evaluation depth of 22. Performed 15058 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 07:47:57,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:47:57,373 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:47:57,373 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:47:57,373 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:47:57,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:47:57,379 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:47:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:57,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:47:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1206 proven. 2 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2018-11-23 07:47:58,139 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:47:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 1206 proven. 2 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2018-11-23 07:47:58,946 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:47:58,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2018-11-23 07:47:58,947 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:47:58,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 07:47:58,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 07:47:58,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-23 07:47:58,948 INFO L87 Difference]: Start difference. First operand 17338 states and 20325 transitions. Second operand 11 states. [2018-11-23 07:48:02,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:48:02,330 INFO L93 Difference]: Finished difference Result 32549 states and 37978 transitions. [2018-11-23 07:48:02,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-23 07:48:02,330 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1337 [2018-11-23 07:48:02,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:48:02,356 INFO L225 Difference]: With dead ends: 32549 [2018-11-23 07:48:02,356 INFO L226 Difference]: Without dead ends: 12907 [2018-11-23 07:48:02,397 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2730 GetRequests, 2690 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2018-11-23 07:48:02,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12907 states. [2018-11-23 07:48:02,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12907 to 11969. [2018-11-23 07:48:02,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11969 states. [2018-11-23 07:48:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11969 states to 11969 states and 12843 transitions. [2018-11-23 07:48:02,563 INFO L78 Accepts]: Start accepts. Automaton has 11969 states and 12843 transitions. Word has length 1337 [2018-11-23 07:48:02,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:48:02,563 INFO L480 AbstractCegarLoop]: Abstraction has 11969 states and 12843 transitions. [2018-11-23 07:48:02,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 07:48:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 11969 states and 12843 transitions. [2018-11-23 07:48:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1463 [2018-11-23 07:48:02,587 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:48:02,587 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:48:02,587 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:48:02,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:48:02,588 INFO L82 PathProgramCache]: Analyzing trace with hash 204781298, now seen corresponding path program 1 times [2018-11-23 07:48:02,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:48:02,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:48:02,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:48:02,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:48:02,589 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:48:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4750 backedges. 1418 proven. 2 refuted. 0 times theorem prover too weak. 3330 trivial. 0 not checked. [2018-11-23 07:48:03,705 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:48:03,705 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:48:03,705 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1463 with the following transitions: [2018-11-23 07:48:03,705 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1088], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:48:03,708 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:48:03,709 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:48:04,186 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:48:04,187 INFO L272 AbstractInterpreter]: Visited 270 different actions 1082 times. Merged at 11 different actions 34 times. Never widened. Performed 12863 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12863 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 07:48:04,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:48:04,188 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:48:04,188 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:48:04,188 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:48:04,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:48:04,195 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:48:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:04,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:48:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4750 backedges. 1418 proven. 2 refuted. 0 times theorem prover too weak. 3330 trivial. 0 not checked. [2018-11-23 07:48:05,059 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:48:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4750 backedges. 1418 proven. 2 refuted. 0 times theorem prover too weak. 3330 trivial. 0 not checked. [2018-11-23 07:48:05,725 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:48:05,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 07:48:05,726 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:48:05,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 07:48:05,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 07:48:05,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 07:48:05,727 INFO L87 Difference]: Start difference. First operand 11969 states and 12843 transitions. Second operand 9 states. [2018-11-23 07:48:06,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:48:06,948 INFO L93 Difference]: Finished difference Result 23176 states and 24685 transitions. [2018-11-23 07:48:06,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 07:48:06,948 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1462 [2018-11-23 07:48:06,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:48:06,962 INFO L225 Difference]: With dead ends: 23176 [2018-11-23 07:48:06,962 INFO L226 Difference]: Without dead ends: 11550 [2018-11-23 07:48:06,974 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2941 GetRequests, 2925 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-11-23 07:48:06,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11550 states. [2018-11-23 07:48:07,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11550 to 10856. [2018-11-23 07:48:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10856 states. [2018-11-23 07:48:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10856 states to 10856 states and 11305 transitions. [2018-11-23 07:48:07,068 INFO L78 Accepts]: Start accepts. Automaton has 10856 states and 11305 transitions. Word has length 1462 [2018-11-23 07:48:07,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:48:07,069 INFO L480 AbstractCegarLoop]: Abstraction has 10856 states and 11305 transitions. [2018-11-23 07:48:07,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 07:48:07,070 INFO L276 IsEmpty]: Start isEmpty. Operand 10856 states and 11305 transitions. [2018-11-23 07:48:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1550 [2018-11-23 07:48:07,089 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:48:07,089 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 07:48:07,090 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:48:07,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:48:07,090 INFO L82 PathProgramCache]: Analyzing trace with hash -2034895307, now seen corresponding path program 1 times [2018-11-23 07:48:07,090 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 07:48:07,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:48:07,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:48:07,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:48:07,091 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 07:48:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 1290 proven. 253 refuted. 0 times theorem prover too weak. 3291 trivial. 0 not checked. [2018-11-23 07:48:08,640 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:48:08,640 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 07:48:08,641 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1550 with the following transitions: [2018-11-23 07:48:08,641 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [407], [409], [412], [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], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [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], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 07:48:08,644 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 07:48:08,644 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 07:48:09,295 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 07:48:09,295 INFO L272 AbstractInterpreter]: Visited 315 different actions 1258 times. Merged at 11 different actions 39 times. Never widened. Performed 15238 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15238 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 07:48:09,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:48:09,297 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 07:48:09,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:48:09,297 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:48:09,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:48:09,304 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 07:48:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:09,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:48:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 2185 proven. 2 refuted. 0 times theorem prover too weak. 2647 trivial. 0 not checked. [2018-11-23 07:48:10,404 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 07:48:12,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 326 proven. 2071 refuted. 0 times theorem prover too weak. 2437 trivial. 0 not checked. [2018-11-23 07:48:12,203 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 07:48:12,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 24 [2018-11-23 07:48:12,203 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 07:48:12,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 07:48:12,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 07:48:12,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=465, Unknown=0, NotChecked=0, Total=552 [2018-11-23 07:48:12,204 INFO L87 Difference]: Start difference. First operand 10856 states and 11305 transitions. Second operand 19 states. [2018-11-23 07:48:19,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:48:19,460 INFO L93 Difference]: Finished difference Result 22358 states and 23331 transitions. [2018-11-23 07:48:19,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-11-23 07:48:19,460 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 1549 [2018-11-23 07:48:19,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:48:19,461 INFO L225 Difference]: With dead ends: 22358 [2018-11-23 07:48:19,461 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 07:48:19,477 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3192 GetRequests, 3126 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1024 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=617, Invalid=3543, Unknown=0, NotChecked=0, Total=4160 [2018-11-23 07:48:19,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 07:48:19,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 07:48:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 07:48:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:48:19,478 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1549 [2018-11-23 07:48:19,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:48:19,478 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:48:19,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 07:48:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:48:19,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:48:19,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 07:48:19,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:19,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,361 WARN L180 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 325 [2018-11-23 07:48:20,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:20,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:48:21,859 WARN L180 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 404 [2018-11-23 07:48:22,800 WARN L180 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 78 [2018-11-23 07:48:23,893 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 323 DAG size of output: 84 [2018-11-23 07:48:25,071 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 348 DAG size of output: 83 [2018-11-23 07:48:26,924 WARN L180 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 355 DAG size of output: 91 [2018-11-23 07:48:28,094 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 383 DAG size of output: 75 [2018-11-23 07:48:28,096 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:48:28,096 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 07:48:28,096 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,097 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,098 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (= ~a18~0 |old(~a18~0)|)) (.cse13 (= |old(~a16~0)| ~a16~0)) (.cse17 (<= ~a18~0 |old(~a18~0)|)) (.cse14 (= |old(~a15~0)| ~a15~0)) (.cse15 (= |old(~a12~0)| ~a12~0)) (.cse2 (= 6 |old(~a12~0)|)) (.cse24 (= 12 |old(~a16~0)|)) (.cse11 (= 4 |old(~a15~0)|)) (.cse21 (< 7 |old(~a12~0)|))) (let ((.cse12 (< |old(~a16~0)| 12)) (.cse22 (or .cse24 .cse11 .cse21)) (.cse19 (not (= |old(~a16~0)| 10))) (.cse16 (or .cse2 .cse24 .cse11)) (.cse23 (and .cse13 .cse17 .cse14 .cse15)) (.cse1 (< 9 |old(~a16~0)|)) (.cse18 (= ~a16~0 10)) (.cse9 (< 134 |old(~a18~0)|)) (.cse10 (not (= 9 |old(~a16~0)|))) (.cse3 (= 8 |old(~a12~0)|)) (.cse8 (not (= |old(~a15~0)| 3))) (.cse6 (= 0 |old(~a12~0)|)) (.cse7 (not (= 11 |old(~a16~0)|))) (.cse5 (and .cse14 (= ~a16~0 |old(~a16~0)|) .cse4 .cse15)) (.cse0 (not .cse11)) (.cse20 (not (= 8 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse6 .cse7) .cse8 .cse9) (or .cse0 .cse5 .cse9 .cse10) (or (or .cse2 .cse11 .cse12) (and .cse13 .cse4 .cse14 .cse15)) (or .cse16 (and .cse17 .cse18 .cse14 .cse15) .cse19) (or .cse0 .cse20 .cse9 .cse5) (or .cse0 .cse10 .cse21 .cse5) (or .cse22 .cse20 .cse23) (or .cse5 .cse8 .cse12) (or .cse22 .cse23 .cse19) (or .cse20 .cse16 .cse23) (or .cse23 .cse1 .cse2 .cse3) (or .cse0 (and .cse4 .cse18 .cse14 .cse15) (not (= 10 |old(~a16~0)|)) .cse21) (or (and .cse13 (= 3 ~a15~0) .cse4 .cse15) (not (= 3 |old(~a15~0)|)) (not .cse3) .cse9 .cse10) (or .cse5 .cse3 .cse8 .cse6 .cse7) (or .cse5 .cse0 .cse20 .cse21)))) [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,099 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 07:48:28,100 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse27 (= ~a16~0 10)) (.cse4 (= 6 |old(~a12~0)|)) (.cse14 (not (= calculate_output_~input 0))) (.cse28 (= ~a16~0 |old(~a16~0)|)) (.cse29 (<= ~a18~0 |old(~a18~0)|)) (.cse9 (= |old(~a16~0)| ~a16~0)) (.cse12 (= ~a18~0 |old(~a18~0)|)) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse11 (= |old(~a12~0)| ~a12~0)) (.cse26 (= 8 |old(~a12~0)|)) (.cse30 (= 12 |old(~a16~0)|)) (.cse5 (= 4 |old(~a15~0)|)) (.cse17 (< 7 |old(~a12~0)|))) (let ((.cse3 (not (= 9 |old(~a16~0)|))) (.cse18 (or .cse30 .cse5 .cse17)) (.cse6 (< |old(~a16~0)| 12)) (.cse8 (not .cse26)) (.cse2 (< 134 |old(~a18~0)|)) (.cse7 (and .cse9 .cse12 .cse10 .cse11)) (.cse19 (and .cse9 .cse29 .cse10 .cse11)) (.cse25 (< 9 |old(~a16~0)|)) (.cse15 (not (= |old(~a15~0)| 3))) (.cse22 (not (= 11 |old(~a16~0)|))) (.cse23 (and .cse10 .cse14 .cse28 .cse12 .cse11)) (.cse13 (= |calculate_output_#in~input| 0)) (.cse24 (or .cse4 .cse30 .cse5)) (.cse21 (not (= 10 |old(~a16~0)|))) (.cse20 (and .cse29 .cse27 .cse10 .cse11)) (.cse1 (and .cse10 .cse28 .cse12 .cse11)) (.cse0 (not .cse5)) (.cse16 (not (= 8 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 .cse5 .cse6) .cse7) (or (not (= 3 |old(~a15~0)|)) .cse8 .cse2 (and (and .cse9 .cse10 .cse11) .cse12) .cse3) (or (not (= 5 |old(~a12~0)|)) .cse13 .cse14 .cse15 (= 0 |old(~a16~0)|)) (or .cse0 .cse16 .cse2 .cse1) (or .cse0 .cse3 .cse17 .cse1) (or .cse18 .cse16 .cse19) (or .cse18 .cse20 .cse21) (or .cse1 .cse15 .cse6) (or .cse8 .cse22 .cse13 .cse2 .cse15 .cse23) (or .cse16 .cse24 .cse19) (or .cse0 .cse25 .cse4 .cse26 .cse7) (or .cse19 .cse25 .cse4 .cse26) (or .cse0 (and .cse12 .cse27 .cse10 .cse11) .cse21 .cse17) (or .cse26 .cse15 (= 0 |old(~a12~0)|) .cse22 .cse23 .cse13) (or .cse24 .cse21 .cse20) (or .cse1 .cse0 .cse16 .cse17)))) [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 07:48:28,101 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,102 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,103 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 07:48:28,104 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,105 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,106 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,107 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse4 (= ~a18~0 |old(~a18~0)|)) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse16 (<= ~a18~0 |old(~a18~0)|)) (.cse11 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0)) (.cse2 (= 6 |old(~a12~0)|)) (.cse3 (= 8 |old(~a12~0)|)) (.cse26 (= 12 |old(~a16~0)|)) (.cse8 (= 4 |old(~a15~0)|)) (.cse20 (< 7 |old(~a12~0)|))) (let ((.cse7 (not (= 9 |old(~a16~0)|))) (.cse9 (< |old(~a16~0)| 12)) (.cse24 (or .cse26 .cse8 .cse20)) (.cse13 (not .cse3)) (.cse22 (not (= 11 |old(~a16~0)|))) (.cse23 (= |calculate_output_#in~input| 0)) (.cse6 (< 134 |old(~a18~0)|)) (.cse21 (not (= |old(~a15~0)| 3))) (.cse15 (or .cse2 .cse26 .cse8)) (.cse25 (and .cse10 .cse16 .cse11 .cse12)) (.cse1 (< 9 |old(~a16~0)|)) (.cse17 (= ~a16~0 10)) (.cse18 (not (= 10 |old(~a16~0)|))) (.cse5 (and .cse11 .cse14 .cse4 .cse12)) (.cse0 (not .cse8)) (.cse19 (not (= 8 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7) (or (or .cse2 .cse8 .cse9) (and .cse10 .cse4 .cse11 .cse12)) (or (not (= 3 |old(~a15~0)|)) .cse13 (and .cse14 (= 3 ~a15~0) .cse4 .cse12) .cse6 .cse7) (or .cse15 (and .cse16 .cse17 .cse11 .cse12) .cse18) (or .cse0 .cse19 .cse6 .cse5) (or .cse0 .cse7 .cse20 .cse5) (or .cse3 .cse5 .cse21 (= 0 |old(~a12~0)|) .cse22 .cse23) (or .cse24 .cse19 .cse25) (or .cse5 .cse21 .cse9) (or .cse24 .cse25 (not (= |old(~a16~0)| 10))) (or .cse13 .cse22 .cse23 .cse6 .cse21 .cse5) (or .cse19 .cse15 .cse25) (or .cse25 .cse1 .cse2 .cse3) (or .cse0 (and .cse4 .cse17 .cse11 .cse12) .cse18 .cse20) (or .cse5 .cse0 .cse19 .cse20)))) [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 07:48:28,108 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 07:48:28,109 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,110 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,111 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,112 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,113 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,114 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,115 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,116 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 109) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,117 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,118 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,119 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:48:28,120 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 07:48:28,120 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:48:28,120 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)|)) (and (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0)) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-11-23 07:48:28,120 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 07:48:28,121 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse3 (not (= ~a12~0 6))) (.cse4 (not (= ~a15~0 4)))) (let ((.cse0 (= 8 ~a16~0)) (.cse7 (= ~a16~0 10)) (.cse1 (and (= |old(~a15~0)| 3) .cse3 .cse4 (not (= ~a16~0 12)) (or (= |old(~a12~0)| 9) (not (= 9 ~a12~0))))) (.cse2 (<= 12 ~a16~0)) (.cse11 (= 9 ~a16~0)) (.cse12 (= 4 ~a15~0)) (.cse5 (not (= ~a12~0 8))) (.cse6 (<= ~a18~0 134)) (.cse8 (not (= main_~input~0 0))) (.cse9 (= |old(~a15~0)| ~a15~0)) (.cse10 (not (= ~a12~0 0)))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 .cse1) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse3 .cse4) (and .cse0 .cse5) (and .cse0 .cse6) (not (= 5 |old(~a12~0)|)) (and (<= ~a12~0 7) .cse7) (and (and .cse3 .cse5) (<= ~a16~0 9)) (and .cse8 .cse5 .cse9 (= ~a16~0 11) .cse10) (and .cse11 .cse6 .cse12) (and .cse4 .cse7) (and (= ~a16~0 9) .cse6 (= 3 ~a15~0) .cse1) (and .cse2 .cse9) (and .cse11 .cse12 .cse5) (and .cse6 (and .cse8 .cse9 .cse10 (= ~a16~0 |old(~a16~0)|)))))) [2018-11-23 07:48:28,121 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 07:48:28,121 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 07:48:28,121 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse7 (not (= ~a12~0 6))) (.cse8 (not (= ~a15~0 4)))) (let ((.cse4 (= 8 ~a16~0)) (.cse10 (= ~a16~0 10)) (.cse0 (<= ~a18~0 134)) (.cse5 (and (= |old(~a15~0)| 3) .cse7 .cse8 (not (= ~a16~0 12)) (or (= |old(~a12~0)| 9) (not (= 9 ~a12~0))))) (.cse6 (<= 12 ~a16~0)) (.cse11 (= 9 ~a16~0)) (.cse12 (= 4 ~a15~0)) (.cse1 (= ~a16~0 11)) (.cse2 (= ~a15~0 3)) (.cse3 (not (= ~a12~0 0))) (.cse9 (not (= ~a12~0 8)))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 (and .cse1 .cse2 .cse3)) (and .cse4 .cse5) (not (= 3 |old(~a15~0)|)) (and .cse6 .cse7 .cse8) (and .cse4 .cse9) (and .cse4 .cse0) (not (= 5 |old(~a12~0)|)) (and (<= ~a12~0 7) .cse10) (and (and .cse7 .cse9) (<= ~a16~0 9)) (and .cse11 .cse0 .cse12) (and .cse8 .cse10) (and (= ~a16~0 9) .cse0 (= 3 ~a15~0) .cse5) (and .cse6 (= |old(~a15~0)| ~a15~0)) (and .cse11 .cse12 .cse9) (and .cse1 .cse2 .cse3 .cse9)))) [2018-11-23 07:48:28,121 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 07:48:28,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:48:28 BoogieIcfgContainer [2018-11-23 07:48:28,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:48:28,132 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:48:28,132 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:48:28,133 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:48:28,134 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:43:13" (3/4) ... [2018-11-23 07:48:28,137 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:48:28,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 07:48:28,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 07:48:28,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 07:48:28,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 07:48:28,165 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 07:48:28,166 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 07:48:28,192 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || (a18 <= 134 && (a16 == 11 && a15 == 3) && !(a12 == 0))) || (8 == a16 && (((\old(a15) == 3 && !(a12 == 6)) && !(a15 == 4)) && !(a16 == 12)) && (\old(a12) == 9 || !(9 == a12)))) || !(3 == \old(a15))) || ((12 <= a16 && !(a12 == 6)) && !(a15 == 4))) || (8 == a16 && !(a12 == 8))) || (8 == a16 && a18 <= 134)) || !(5 == \old(a12))) || (a12 <= 7 && a16 == 10)) || ((!(a12 == 6) && !(a12 == 8)) && a16 <= 9)) || ((9 == a16 && a18 <= 134) && 4 == a15)) || (!(a15 == 4) && a16 == 10)) || (((a16 == 9 && a18 <= 134) && 3 == a15) && (((\old(a15) == 3 && !(a12 == 6)) && !(a15 == 4)) && !(a16 == 12)) && (\old(a12) == 9 || !(9 == a12)))) || (12 <= a16 && \old(a15) == a15)) || ((9 == a16 && 4 == a15) && !(a12 == 8))) || (((a16 == 11 && a15 == 3) && !(a12 == 0)) && !(a12 == 8)) [2018-11-23 07:48:28,344 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_30793f8a-73cf-4d2b-bc2d-b0bd7165ea95/bin-2019/utaipan/witness.graphml [2018-11-23 07:48:28,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:48:28,345 INFO L168 Benchmark]: Toolchain (without parser) took 317080.82 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 952.8 MB in the beginning and 1.2 GB in the end (delta: -241.6 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,345 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:48:28,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.69 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 874.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 874.9 MB in the beginning and 1.1 GB in the end (delta: -251.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,346 INFO L168 Benchmark]: Boogie Preprocessor took 71.10 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: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,346 INFO L168 Benchmark]: RCFGBuilder took 1850.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.6 MB in the end (delta: 242.5 MB). Peak memory consumption was 242.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,346 INFO L168 Benchmark]: TraceAbstraction took 314155.99 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 871.6 MB in the beginning and 1.3 GB in the end (delta: -398.0 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,347 INFO L168 Benchmark]: Witness Printer took 212.22 ms. Allocated memory is still 5.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:48:28,348 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 678.69 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 874.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 108.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 874.9 MB in the beginning and 1.1 GB in the end (delta: -251.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.10 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: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1850.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.6 MB in the end (delta: 242.5 MB). Peak memory consumption was 242.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 314155.99 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 871.6 MB in the beginning and 1.3 GB in the end (delta: -398.0 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 212.22 ms. Allocated memory is still 5.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((((((((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || (a18 <= 134 && (a16 == 11 && a15 == 3) && !(a12 == 0))) || (8 == a16 && (((\old(a15) == 3 && !(a12 == 6)) && !(a15 == 4)) && !(a16 == 12)) && (\old(a12) == 9 || !(9 == a12)))) || !(3 == \old(a15))) || ((12 <= a16 && !(a12 == 6)) && !(a15 == 4))) || (8 == a16 && !(a12 == 8))) || (8 == a16 && a18 <= 134)) || !(5 == \old(a12))) || (a12 <= 7 && a16 == 10)) || ((!(a12 == 6) && !(a12 == 8)) && a16 <= 9)) || ((9 == a16 && a18 <= 134) && 4 == a15)) || (!(a15 == 4) && a16 == 10)) || (((a16 == 9 && a18 <= 134) && 3 == a15) && (((\old(a15) == 3 && !(a12 == 6)) && !(a15 == 4)) && !(a16 == 12)) && (\old(a12) == 9 || !(9 == a12)))) || (12 <= a16 && \old(a15) == a15)) || ((9 == a16 && 4 == a15) && !(a12 == 8))) || (((a16 == 11 && a15 == 3) && !(a12 == 0)) && !(a12 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 314.0s OverallTime, 16 OverallIterations, 10 TraceHistogramMax, 278.9s AutomataDifference, 0.0s DeadEndRemovalTime, 8.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 3453 SDtfs, 31890 SDslu, 4031 SDs, 0 SdLazy, 64928 SolverSat, 8957 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 250.8s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 16991 GetRequests, 16710 SyntacticMatches, 20 SemanticMatches, 261 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1853 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22291occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.7s AbstIntTime, 11 AbstIntIterations, 4 AbstIntStrong, 0.9979398729005651 AbsIntWeakeningRatio, 0.065439672801636 AbsIntAvgWeakeningVarsNumRemoved, 15.751533742331288 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 4556 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2263 PreInvPairs, 3733 NumberOfFragments, 1773 HoareAnnotationTreeSize, 2263 FomulaSimplifications, 113485 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 55247 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 18437 NumberOfCodeBlocks, 18437 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 25759 ConstructedInterpolants, 0 QuantifiedInterpolants, 75275127 SizeOfPredicates, 7 NumberOfNonLiveVariables, 9780 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 30 InterpolantComputations, 7 PerfectInterpolantSequences, 53453/57783 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...