./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 4010031503e966f9f3e97bb0f580d51f3af3c30c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:37:54,314 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:37:54,315 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:37:54,321 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:37:54,321 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:37:54,322 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:37:54,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:37:54,324 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:37:54,325 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:37:54,325 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:37:54,326 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:37:54,326 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:37:54,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:37:54,327 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:37:54,328 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:37:54,329 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:37:54,329 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:37:54,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:37:54,332 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:37:54,333 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:37:54,333 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:37:54,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:37:54,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:37:54,336 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:37:54,336 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:37:54,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:37:54,338 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:37:54,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:37:54,339 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:37:54,339 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:37:54,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:37:54,340 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:37:54,340 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:37:54,340 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:37:54,341 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:37:54,341 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:37:54,342 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 09:37:54,352 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:37:54,352 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:37:54,352 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:37:54,353 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 09:37:54,353 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:37:54,354 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:37:54,354 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:37:54,355 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:37:54,355 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:37:54,356 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:37:54,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:37:54,357 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 09:37:54,357 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_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 -> 4010031503e966f9f3e97bb0f580d51f3af3c30c [2018-11-18 09:37:54,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:37:54,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:37:54,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:37:54,392 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:37:54,393 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:37:54,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c [2018-11-18 09:37:54,427 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/data/b622c5b1f/d8171a09776e42d190cf411c1381c894/FLAG89e0da73f [2018-11-18 09:37:54,835 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:37:54,836 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c [2018-11-18 09:37:54,851 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/data/b622c5b1f/d8171a09776e42d190cf411c1381c894/FLAG89e0da73f [2018-11-18 09:37:54,863 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/data/b622c5b1f/d8171a09776e42d190cf411c1381c894 [2018-11-18 09:37:54,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:37:54,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:37:54,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:37:54,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:37:54,870 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:37:54,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:37:54" (1/1) ... [2018-11-18 09:37:54,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bb13eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:54, skipping insertion in model container [2018-11-18 09:37:54,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:37:54" (1/1) ... [2018-11-18 09:37:54,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:37:54,953 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:37:55,525 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:37:55,529 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:37:55,873 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:37:56,033 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:37:56,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56 WrapperNode [2018-11-18 09:37:56,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:37:56,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:37:56,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:37:56,035 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:37:56,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:37:56,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:37:56,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:37:56,073 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:37:56,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... [2018-11-18 09:37:56,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:37:56,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:37:56,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:37:56,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:37:56,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:37:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:37:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:37:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:37:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 09:37:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 09:37:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 09:37:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 09:37:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:37:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:37:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:37:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:37:58,564 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:37:58,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:37:58 BoogieIcfgContainer [2018-11-18 09:37:58,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:37:58,565 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:37:58,565 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:37:58,569 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:37:58,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:37:54" (1/3) ... [2018-11-18 09:37:58,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee65ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:37:58, skipping insertion in model container [2018-11-18 09:37:58,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:37:56" (2/3) ... [2018-11-18 09:37:58,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee65ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:37:58, skipping insertion in model container [2018-11-18 09:37:58,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:37:58" (3/3) ... [2018-11-18 09:37:58,571 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label59_true-unreach-call.c [2018-11-18 09:37:58,580 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:37:58,586 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:37:58,599 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:37:58,627 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:37:58,627 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:37:58,627 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:37:58,627 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:37:58,627 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:37:58,627 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:37:58,628 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:37:58,628 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:37:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-11-18 09:37:58,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 09:37:58,655 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:37:58,656 INFO L375 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] [2018-11-18 09:37:58,658 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:37:58,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:37:58,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1188687990, now seen corresponding path program 1 times [2018-11-18 09:37:58,665 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:37:58,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:37:58,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:37:58,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:37:58,708 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:37:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:37:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:37:58,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:37:58,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 09:37:58,865 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:37:58,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:37:58,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:37:58,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:37:58,883 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 4 states. [2018-11-18 09:38:04,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:04,580 INFO L93 Difference]: Finished difference Result 2164 states and 4009 transitions. [2018-11-18 09:38:04,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:38:04,581 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-11-18 09:38:04,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:04,603 INFO L225 Difference]: With dead ends: 2164 [2018-11-18 09:38:04,603 INFO L226 Difference]: Without dead ends: 1554 [2018-11-18 09:38:04,610 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:38:04,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2018-11-18 09:38:04,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1051. [2018-11-18 09:38:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1051 states. [2018-11-18 09:38:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1880 transitions. [2018-11-18 09:38:04,681 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1880 transitions. Word has length 39 [2018-11-18 09:38:04,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:04,682 INFO L480 AbstractCegarLoop]: Abstraction has 1051 states and 1880 transitions. [2018-11-18 09:38:04,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:38:04,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1880 transitions. [2018-11-18 09:38:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 09:38:04,686 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:04,686 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:04,686 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:04,686 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:04,686 INFO L82 PathProgramCache]: Analyzing trace with hash 2141434535, now seen corresponding path program 1 times [2018-11-18 09:38:04,686 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:04,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:04,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:04,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:04,688 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:04,837 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:38:04,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:38:04,838 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:04,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:38:04,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:38:04,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:38:04,840 INFO L87 Difference]: Start difference. First operand 1051 states and 1880 transitions. Second operand 5 states. [2018-11-18 09:38:07,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:07,162 INFO L93 Difference]: Finished difference Result 3028 states and 5532 transitions. [2018-11-18 09:38:07,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:38:07,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2018-11-18 09:38:07,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:07,173 INFO L225 Difference]: With dead ends: 3028 [2018-11-18 09:38:07,173 INFO L226 Difference]: Without dead ends: 1983 [2018-11-18 09:38:07,176 INFO L604 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 [2018-11-18 09:38:07,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1983 states. [2018-11-18 09:38:07,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1983 to 1957. [2018-11-18 09:38:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1957 states. [2018-11-18 09:38:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1957 states and 3236 transitions. [2018-11-18 09:38:07,220 INFO L78 Accepts]: Start accepts. Automaton has 1957 states and 3236 transitions. Word has length 111 [2018-11-18 09:38:07,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:07,221 INFO L480 AbstractCegarLoop]: Abstraction has 1957 states and 3236 transitions. [2018-11-18 09:38:07,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:38:07,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3236 transitions. [2018-11-18 09:38:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 09:38:07,224 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:07,224 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:07,224 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:07,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:07,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1471325761, now seen corresponding path program 1 times [2018-11-18 09:38:07,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:07,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:07,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:07,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:07,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:07,368 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:07,368 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:07,368 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 115 with the following transitions: [2018-11-18 09:38:07,370 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:07,398 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:07,398 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:07,926 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:07,927 INFO L272 AbstractInterpreter]: Visited 83 different actions 235 times. Merged at 5 different actions 9 times. Never widened. Performed 2536 root evaluator evaluations with a maximum evaluation depth of 14. Performed 2536 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-11-18 09:38:07,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:07,943 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:07,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:07,943 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:07,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:07,960 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:08,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:09,916 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 42 [2018-11-18 09:38:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:10,000 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:10,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:38:10,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-11-18 09:38:10,360 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:10,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:38:10,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:38:10,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:38:10,361 INFO L87 Difference]: Start difference. First operand 1957 states and 3236 transitions. Second operand 6 states. [2018-11-18 09:38:16,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:16,349 INFO L93 Difference]: Finished difference Result 7514 states and 12887 transitions. [2018-11-18 09:38:16,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:38:16,350 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2018-11-18 09:38:16,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:16,372 INFO L225 Difference]: With dead ends: 7514 [2018-11-18 09:38:16,373 INFO L226 Difference]: Without dead ends: 5563 [2018-11-18 09:38:16,413 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 223 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:38:16,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5563 states. [2018-11-18 09:38:16,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5563 to 5553. [2018-11-18 09:38:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5553 states. [2018-11-18 09:38:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5553 states to 5553 states and 9337 transitions. [2018-11-18 09:38:16,496 INFO L78 Accepts]: Start accepts. Automaton has 5553 states and 9337 transitions. Word has length 114 [2018-11-18 09:38:16,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:16,496 INFO L480 AbstractCegarLoop]: Abstraction has 5553 states and 9337 transitions. [2018-11-18 09:38:16,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:38:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 5553 states and 9337 transitions. [2018-11-18 09:38:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:38:16,499 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:16,499 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:16,500 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:16,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:16,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1996985273, now seen corresponding path program 1 times [2018-11-18 09:38:16,500 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:16,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:16,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:16,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:16,501 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:16,637 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:16,638 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:16,638 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:16,638 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 128 with the following transitions: [2018-11-18 09:38:16,638 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:16,641 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:16,641 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:16,789 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:16,789 INFO L272 AbstractInterpreter]: Visited 96 different actions 185 times. Merged at 5 different actions 5 times. Never widened. Performed 2168 root evaluator evaluations with a maximum evaluation depth of 10. Performed 2168 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-11-18 09:38:16,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:16,798 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:16,798 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:16,798 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:16,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:16,815 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:16,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:16,871 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:16,871 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:16,912 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:38:16,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-11-18 09:38:16,912 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:16,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:38:16,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:38:16,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:38:16,913 INFO L87 Difference]: Start difference. First operand 5553 states and 9337 transitions. Second operand 3 states. [2018-11-18 09:38:18,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:18,790 INFO L93 Difference]: Finished difference Result 13722 states and 22947 transitions. [2018-11-18 09:38:18,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:38:18,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2018-11-18 09:38:18,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:18,817 INFO L225 Difference]: With dead ends: 13722 [2018-11-18 09:38:18,817 INFO L226 Difference]: Without dead ends: 8175 [2018-11-18 09:38:18,833 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 253 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:38:18,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8175 states. [2018-11-18 09:38:18,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8175 to 8174. [2018-11-18 09:38:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8174 states. [2018-11-18 09:38:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8174 states to 8174 states and 12761 transitions. [2018-11-18 09:38:18,985 INFO L78 Accepts]: Start accepts. Automaton has 8174 states and 12761 transitions. Word has length 127 [2018-11-18 09:38:18,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:18,985 INFO L480 AbstractCegarLoop]: Abstraction has 8174 states and 12761 transitions. [2018-11-18 09:38:18,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:38:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 8174 states and 12761 transitions. [2018-11-18 09:38:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:38:18,991 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:18,991 INFO L375 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:18,992 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:18,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:18,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1686408890, now seen corresponding path program 1 times [2018-11-18 09:38:18,992 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:18,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:18,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:18,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:18,993 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 65 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 09:38:19,144 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:19,144 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:19,144 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 213 with the following transitions: [2018-11-18 09:38:19,145 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1329], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:19,149 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:19,149 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:19,617 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:19,617 INFO L272 AbstractInterpreter]: Visited 107 different actions 307 times. Merged at 5 different actions 9 times. Never widened. Performed 3724 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3724 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-11-18 09:38:19,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:19,642 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:19,643 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:19,643 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:19,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:19,652 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:19,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:19,759 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:19,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:38:19,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 09:38:19,831 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:38:19,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:38:19,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:38:19,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:38:19,832 INFO L87 Difference]: Start difference. First operand 8174 states and 12761 transitions. Second operand 9 states. [2018-11-18 09:38:22,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:22,533 INFO L93 Difference]: Finished difference Result 16001 states and 25145 transitions. [2018-11-18 09:38:22,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 09:38:22,534 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 212 [2018-11-18 09:38:22,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:22,552 INFO L225 Difference]: With dead ends: 16001 [2018-11-18 09:38:22,552 INFO L226 Difference]: Without dead ends: 6863 [2018-11-18 09:38:22,569 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 422 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-11-18 09:38:22,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6863 states. [2018-11-18 09:38:22,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6863 to 6830. [2018-11-18 09:38:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6830 states. [2018-11-18 09:38:22,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6830 states to 6830 states and 8191 transitions. [2018-11-18 09:38:22,686 INFO L78 Accepts]: Start accepts. Automaton has 6830 states and 8191 transitions. Word has length 212 [2018-11-18 09:38:22,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:22,686 INFO L480 AbstractCegarLoop]: Abstraction has 6830 states and 8191 transitions. [2018-11-18 09:38:22,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:38:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 6830 states and 8191 transitions. [2018-11-18 09:38:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 09:38:22,690 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:22,690 INFO L375 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 09:38:22,691 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:22,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:22,691 INFO L82 PathProgramCache]: Analyzing trace with hash 133092229, now seen corresponding path program 1 times [2018-11-18 09:38:22,691 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:22,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:22,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:22,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:22,692 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 09:38:22,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:38:22,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 09:38:22,846 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:22,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:38:22,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:38:22,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:38:22,848 INFO L87 Difference]: Start difference. First operand 6830 states and 8191 transitions. Second operand 4 states. [2018-11-18 09:38:26,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:26,838 INFO L93 Difference]: Finished difference Result 24665 states and 30272 transitions. [2018-11-18 09:38:26,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:38:26,839 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 293 [2018-11-18 09:38:26,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:26,867 INFO L225 Difference]: With dead ends: 24665 [2018-11-18 09:38:26,867 INFO L226 Difference]: Without dead ends: 14265 [2018-11-18 09:38:26,884 INFO L604 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 [2018-11-18 09:38:26,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14265 states. [2018-11-18 09:38:27,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14265 to 13826. [2018-11-18 09:38:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13826 states. [2018-11-18 09:38:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13826 states to 13826 states and 16245 transitions. [2018-11-18 09:38:27,087 INFO L78 Accepts]: Start accepts. Automaton has 13826 states and 16245 transitions. Word has length 293 [2018-11-18 09:38:27,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:27,087 INFO L480 AbstractCegarLoop]: Abstraction has 13826 states and 16245 transitions. [2018-11-18 09:38:27,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:38:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 13826 states and 16245 transitions. [2018-11-18 09:38:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 09:38:27,096 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:27,096 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:27,096 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:27,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:27,096 INFO L82 PathProgramCache]: Analyzing trace with hash 197834602, now seen corresponding path program 1 times [2018-11-18 09:38:27,097 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:27,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:27,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:27,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:27,097 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:27,395 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:27,395 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:27,395 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 388 with the following transitions: [2018-11-18 09:38:27,396 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [273], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:27,403 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:27,403 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:28,226 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:28,226 INFO L272 AbstractInterpreter]: Visited 356 different actions 1054 times. Merged at 5 different actions 9 times. Never widened. Performed 15997 root evaluator evaluations with a maximum evaluation depth of 10. Performed 15997 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-11-18 09:38:28,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:28,242 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:28,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:28,242 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:28,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:28,251 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:28,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:28,488 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:28,488 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:38:28,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:38:28,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 11 [2018-11-18 09:38:28,708 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:28,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:38:28,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:38:28,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:38:28,709 INFO L87 Difference]: Start difference. First operand 13826 states and 16245 transitions. Second operand 6 states. [2018-11-18 09:38:31,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:31,221 INFO L93 Difference]: Finished difference Result 29405 states and 34542 transitions. [2018-11-18 09:38:31,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:38:31,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 387 [2018-11-18 09:38:31,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:31,256 INFO L225 Difference]: With dead ends: 29405 [2018-11-18 09:38:31,256 INFO L226 Difference]: Without dead ends: 15151 [2018-11-18 09:38:31,272 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 773 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:38:31,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15151 states. [2018-11-18 09:38:31,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15151 to 14709. [2018-11-18 09:38:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14709 states. [2018-11-18 09:38:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14709 states to 14709 states and 17290 transitions. [2018-11-18 09:38:31,466 INFO L78 Accepts]: Start accepts. Automaton has 14709 states and 17290 transitions. Word has length 387 [2018-11-18 09:38:31,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:31,467 INFO L480 AbstractCegarLoop]: Abstraction has 14709 states and 17290 transitions. [2018-11-18 09:38:31,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:38:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 14709 states and 17290 transitions. [2018-11-18 09:38:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2018-11-18 09:38:31,487 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:31,488 INFO L375 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 09:38:31,488 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:31,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:31,488 INFO L82 PathProgramCache]: Analyzing trace with hash -361053273, now seen corresponding path program 1 times [2018-11-18 09:38:31,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:31,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:31,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:31,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:31,489 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 144 proven. 2 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2018-11-18 09:38:31,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:31,865 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:31,865 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 576 with the following transitions: [2018-11-18 09:38:31,865 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1670], [1673], [1677], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:31,869 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:31,870 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:32,185 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:32,185 INFO L272 AbstractInterpreter]: Visited 216 different actions 438 times. Merged at 9 different actions 20 times. Never widened. Performed 6042 root evaluator evaluations with a maximum evaluation depth of 14. Performed 6042 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 4 fixpoints after 2 different actions. Largest state had 26 variables. [2018-11-18 09:38:32,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:32,198 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:32,198 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:32,198 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:32,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:32,209 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:32,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:32,429 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2018-11-18 09:38:32,429 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 144 proven. 2 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2018-11-18 09:38:32,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:38:32,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-11-18 09:38:32,696 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:32,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:38:32,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:38:32,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:38:32,696 INFO L87 Difference]: Start difference. First operand 14709 states and 17290 transitions. Second operand 3 states. [2018-11-18 09:38:35,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:35,894 INFO L93 Difference]: Finished difference Result 40373 states and 48310 transitions. [2018-11-18 09:38:35,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:38:35,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 575 [2018-11-18 09:38:35,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:35,934 INFO L225 Difference]: With dead ends: 40373 [2018-11-18 09:38:35,934 INFO L226 Difference]: Without dead ends: 25670 [2018-11-18 09:38:35,949 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1152 GetRequests, 1150 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:38:35,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25670 states. [2018-11-18 09:38:36,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25670 to 25652. [2018-11-18 09:38:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25652 states. [2018-11-18 09:38:36,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25652 states to 25652 states and 30264 transitions. [2018-11-18 09:38:36,240 INFO L78 Accepts]: Start accepts. Automaton has 25652 states and 30264 transitions. Word has length 575 [2018-11-18 09:38:36,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:36,241 INFO L480 AbstractCegarLoop]: Abstraction has 25652 states and 30264 transitions. [2018-11-18 09:38:36,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:38:36,241 INFO L276 IsEmpty]: Start isEmpty. Operand 25652 states and 30264 transitions. [2018-11-18 09:38:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2018-11-18 09:38:36,260 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:36,260 INFO L375 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:36,261 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:36,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:36,261 INFO L82 PathProgramCache]: Analyzing trace with hash 905567621, now seen corresponding path program 1 times [2018-11-18 09:38:36,261 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:36,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:36,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:36,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:36,262 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 342 proven. 114 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-11-18 09:38:36,564 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:36,564 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:36,564 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 654 with the following transitions: [2018-11-18 09:38:36,565 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1404], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1810], [1815], [1817], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1917], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:36,569 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:36,569 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:37,184 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:37,184 INFO L272 AbstractInterpreter]: Visited 230 different actions 462 times. Merged at 9 different actions 16 times. Never widened. Performed 6407 root evaluator evaluations with a maximum evaluation depth of 18. Performed 6407 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:38:37,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:37,198 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:37,198 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:37,198 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:37,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:37,206 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:37,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 694 proven. 2 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:38:37,428 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 342 proven. 114 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-11-18 09:38:37,701 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:38:37,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2018-11-18 09:38:37,701 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:38:37,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:38:37,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:38:37,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:38:37,702 INFO L87 Difference]: Start difference. First operand 25652 states and 30264 transitions. Second operand 7 states. [2018-11-18 09:38:44,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:44,302 INFO L93 Difference]: Finished difference Result 58663 states and 71449 transitions. [2018-11-18 09:38:44,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 09:38:44,302 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 653 [2018-11-18 09:38:44,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:44,353 INFO L225 Difference]: With dead ends: 58663 [2018-11-18 09:38:44,353 INFO L226 Difference]: Without dead ends: 33451 [2018-11-18 09:38:44,377 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1321 GetRequests, 1307 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-11-18 09:38:44,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33451 states. [2018-11-18 09:38:44,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33451 to 32890. [2018-11-18 09:38:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32890 states. [2018-11-18 09:38:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32890 states to 32890 states and 39256 transitions. [2018-11-18 09:38:44,780 INFO L78 Accepts]: Start accepts. Automaton has 32890 states and 39256 transitions. Word has length 653 [2018-11-18 09:38:44,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:44,780 INFO L480 AbstractCegarLoop]: Abstraction has 32890 states and 39256 transitions. [2018-11-18 09:38:44,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:38:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 32890 states and 39256 transitions. [2018-11-18 09:38:44,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2018-11-18 09:38:44,809 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:44,809 INFO L375 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:44,809 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:44,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:44,811 INFO L82 PathProgramCache]: Analyzing trace with hash -176426799, now seen corresponding path program 1 times [2018-11-18 09:38:44,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:44,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:44,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:44,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:44,812 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 144 proven. 2 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-11-18 09:38:45,060 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:45,060 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:45,060 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 721 with the following transitions: [2018-11-18 09:38:45,060 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [584], [587], [590], [594], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1329], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:45,065 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:45,065 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:45,599 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:45,599 INFO L272 AbstractInterpreter]: Visited 418 different actions 836 times. Merged at 8 different actions 13 times. Never widened. Performed 12448 root evaluator evaluations with a maximum evaluation depth of 15. Performed 12448 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:38:45,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:45,614 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:45,614 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:45,614 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/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 [2018-11-18 09:38:45,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:45,623 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:45,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 535 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:38:45,920 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 150 proven. 8 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-11-18 09:38:46,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:38:46,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2018-11-18 09:38:46,249 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:38:46,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:38:46,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:38:46,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:38:46,250 INFO L87 Difference]: Start difference. First operand 32890 states and 39256 transitions. Second operand 3 states. [2018-11-18 09:38:46,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:46,912 INFO L93 Difference]: Finished difference Result 61802 states and 73912 transitions. [2018-11-18 09:38:46,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:38:46,913 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 720 [2018-11-18 09:38:46,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:46,952 INFO L225 Difference]: With dead ends: 61802 [2018-11-18 09:38:46,952 INFO L226 Difference]: Without dead ends: 29351 [2018-11-18 09:38:46,981 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1443 GetRequests, 1435 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:38:46,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29351 states. [2018-11-18 09:38:47,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29351 to 29346. [2018-11-18 09:38:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29346 states. [2018-11-18 09:38:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29346 states to 29346 states and 34964 transitions. [2018-11-18 09:38:47,256 INFO L78 Accepts]: Start accepts. Automaton has 29346 states and 34964 transitions. Word has length 720 [2018-11-18 09:38:47,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:47,257 INFO L480 AbstractCegarLoop]: Abstraction has 29346 states and 34964 transitions. [2018-11-18 09:38:47,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:38:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 29346 states and 34964 transitions. [2018-11-18 09:38:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 729 [2018-11-18 09:38:47,274 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:47,274 INFO L375 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:47,274 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:47,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:47,274 INFO L82 PathProgramCache]: Analyzing trace with hash 2080661305, now seen corresponding path program 1 times [2018-11-18 09:38:47,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:47,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:47,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:47,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:47,275 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 143 proven. 326 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2018-11-18 09:38:47,668 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:47,668 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:47,668 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 729 with the following transitions: [2018-11-18 09:38:47,668 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:47,672 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:47,672 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:48,111 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:48,111 INFO L272 AbstractInterpreter]: Visited 325 different actions 654 times. Merged at 9 different actions 19 times. Never widened. Performed 9500 root evaluator evaluations with a maximum evaluation depth of 14. Performed 9500 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 4 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:38:48,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:48,114 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:48,114 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:48,114 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:38:48,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:48,120 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:48,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 411 proven. 2 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2018-11-18 09:38:48,467 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 143 proven. 403 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-11-18 09:38:49,365 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:38:49,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 14 [2018-11-18 09:38:49,366 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:38:49,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:38:49,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:38:49,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2018-11-18 09:38:49,367 INFO L87 Difference]: Start difference. First operand 29346 states and 34964 transitions. Second operand 9 states. [2018-11-18 09:38:53,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:38:53,656 INFO L93 Difference]: Finished difference Result 72384 states and 90204 transitions. [2018-11-18 09:38:53,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-18 09:38:53,657 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 728 [2018-11-18 09:38:53,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:38:53,746 INFO L225 Difference]: With dead ends: 72384 [2018-11-18 09:38:53,746 INFO L226 Difference]: Without dead ends: 43478 [2018-11-18 09:38:53,779 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1485 GetRequests, 1460 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2018-11-18 09:38:53,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43478 states. [2018-11-18 09:38:54,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43478 to 41628. [2018-11-18 09:38:54,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41628 states. [2018-11-18 09:38:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41628 states to 41628 states and 49294 transitions. [2018-11-18 09:38:54,448 INFO L78 Accepts]: Start accepts. Automaton has 41628 states and 49294 transitions. Word has length 728 [2018-11-18 09:38:54,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:38:54,449 INFO L480 AbstractCegarLoop]: Abstraction has 41628 states and 49294 transitions. [2018-11-18 09:38:54,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:38:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 41628 states and 49294 transitions. [2018-11-18 09:38:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2018-11-18 09:38:54,482 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:38:54,482 INFO L375 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:38:54,482 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:38:54,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:54,483 INFO L82 PathProgramCache]: Analyzing trace with hash 175578229, now seen corresponding path program 1 times [2018-11-18 09:38:54,483 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:38:54,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:54,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:54,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:38:54,483 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:38:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 182 proven. 615 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-11-18 09:38:55,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:55,107 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:38:55,107 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 839 with the following transitions: [2018-11-18 09:38:55,107 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:38:55,111 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:38:55,111 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:38:55,485 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:38:55,485 INFO L272 AbstractInterpreter]: Visited 326 different actions 655 times. Merged at 10 different actions 18 times. Never widened. Performed 9524 root evaluator evaluations with a maximum evaluation depth of 15. Performed 9524 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 5 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:38:55,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:38:55,487 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:38:55,487 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:38:55,487 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:38:55,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:38:55,495 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:38:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:38:55,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:38:56,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 711 proven. 2 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2018-11-18 09:38:56,070 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:38:56,318 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 09:38:56,349 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2018-11-18 09:38:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 176 proven. 621 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-11-18 09:38:57,305 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:38:57,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 20 [2018-11-18 09:38:57,306 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:38:57,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 09:38:57,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 09:38:57,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2018-11-18 09:38:57,307 INFO L87 Difference]: Start difference. First operand 41628 states and 49294 transitions. Second operand 15 states. [2018-11-18 09:39:02,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:02,353 INFO L93 Difference]: Finished difference Result 90223 states and 109029 transitions. [2018-11-18 09:39:02,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-18 09:39:02,353 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 838 [2018-11-18 09:39:02,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:02,451 INFO L225 Difference]: With dead ends: 90223 [2018-11-18 09:39:02,451 INFO L226 Difference]: Without dead ends: 49037 [2018-11-18 09:39:02,492 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1756 GetRequests, 1698 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 833 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=682, Invalid=2510, Unknown=0, NotChecked=0, Total=3192 [2018-11-18 09:39:02,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49037 states. [2018-11-18 09:39:02,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49037 to 47771. [2018-11-18 09:39:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47771 states. [2018-11-18 09:39:03,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47771 states to 47771 states and 56357 transitions. [2018-11-18 09:39:03,027 INFO L78 Accepts]: Start accepts. Automaton has 47771 states and 56357 transitions. Word has length 838 [2018-11-18 09:39:03,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:03,028 INFO L480 AbstractCegarLoop]: Abstraction has 47771 states and 56357 transitions. [2018-11-18 09:39:03,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 09:39:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 47771 states and 56357 transitions. [2018-11-18 09:39:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2018-11-18 09:39:03,073 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:03,073 INFO L375 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:03,073 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:03,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:03,074 INFO L82 PathProgramCache]: Analyzing trace with hash -215889203, now seen corresponding path program 1 times [2018-11-18 09:39:03,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:03,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:03,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:03,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:03,075 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 178 proven. 659 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2018-11-18 09:39:04,572 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:04,572 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:04,573 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 859 with the following transitions: [2018-11-18 09:39:04,573 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1478], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:04,577 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:04,577 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:04,942 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:04,942 INFO L272 AbstractInterpreter]: Visited 326 different actions 656 times. Merged at 9 different actions 19 times. Never widened. Performed 9525 root evaluator evaluations with a maximum evaluation depth of 14. Performed 9525 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 5 fixpoints after 4 different actions. Largest state had 26 variables. [2018-11-18 09:39:04,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:04,944 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:04,944 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:04,944 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:04,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:04,950 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:05,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 672 proven. 2 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2018-11-18 09:39:05,470 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:05,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 672 proven. 2 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2018-11-18 09:39:05,931 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:05,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5, 5] total 19 [2018-11-18 09:39:05,932 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:05,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 09:39:05,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 09:39:05,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 09:39:05,933 INFO L87 Difference]: Start difference. First operand 47771 states and 56357 transitions. Second operand 17 states. [2018-11-18 09:39:13,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:13,860 INFO L93 Difference]: Finished difference Result 109318 states and 131225 transitions. [2018-11-18 09:39:13,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-18 09:39:13,860 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 858 [2018-11-18 09:39:13,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:13,973 INFO L225 Difference]: With dead ends: 109318 [2018-11-18 09:39:13,974 INFO L226 Difference]: Without dead ends: 62422 [2018-11-18 09:39:14,018 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1800 GetRequests, 1742 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=633, Invalid=2673, Unknown=0, NotChecked=0, Total=3306 [2018-11-18 09:39:14,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62422 states. [2018-11-18 09:39:14,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62422 to 61051. [2018-11-18 09:39:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61051 states. [2018-11-18 09:39:14,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61051 states to 61051 states and 72632 transitions. [2018-11-18 09:39:14,682 INFO L78 Accepts]: Start accepts. Automaton has 61051 states and 72632 transitions. Word has length 858 [2018-11-18 09:39:14,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:14,682 INFO L480 AbstractCegarLoop]: Abstraction has 61051 states and 72632 transitions. [2018-11-18 09:39:14,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 09:39:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 61051 states and 72632 transitions. [2018-11-18 09:39:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2018-11-18 09:39:14,719 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:14,720 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:14,720 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:14,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:14,720 INFO L82 PathProgramCache]: Analyzing trace with hash -645295429, now seen corresponding path program 1 times [2018-11-18 09:39:14,720 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:14,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:14,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:14,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:14,721 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:15,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 926 proven. 6 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2018-11-18 09:39:15,211 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:15,211 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:15,211 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 930 with the following transitions: [2018-11-18 09:39:15,211 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:15,215 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:15,215 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:15,541 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:15,541 INFO L272 AbstractInterpreter]: Visited 338 different actions 679 times. Merged at 10 different actions 18 times. Never widened. Performed 9841 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9841 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 4 different actions. Largest state had 26 variables. [2018-11-18 09:39:15,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:15,543 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:15,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:15,543 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:15,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:15,551 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:15,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 926 proven. 6 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2018-11-18 09:39:16,194 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 926 proven. 202 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2018-11-18 09:39:16,841 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:16,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 15 [2018-11-18 09:39:16,841 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:16,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:39:16,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:39:16,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-18 09:39:16,842 INFO L87 Difference]: Start difference. First operand 61051 states and 72632 transitions. Second operand 9 states. [2018-11-18 09:39:20,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:20,590 INFO L93 Difference]: Finished difference Result 140633 states and 168370 transitions. [2018-11-18 09:39:20,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 09:39:20,590 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 929 [2018-11-18 09:39:20,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:20,734 INFO L225 Difference]: With dead ends: 140633 [2018-11-18 09:39:20,734 INFO L226 Difference]: Without dead ends: 82211 [2018-11-18 09:39:20,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1879 GetRequests, 1860 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=130, Invalid=290, Unknown=0, NotChecked=0, Total=420 [2018-11-18 09:39:20,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82211 states. [2018-11-18 09:39:21,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82211 to 76927. [2018-11-18 09:39:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76927 states. [2018-11-18 09:39:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76927 states to 76927 states and 90783 transitions. [2018-11-18 09:39:21,690 INFO L78 Accepts]: Start accepts. Automaton has 76927 states and 90783 transitions. Word has length 929 [2018-11-18 09:39:21,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:21,691 INFO L480 AbstractCegarLoop]: Abstraction has 76927 states and 90783 transitions. [2018-11-18 09:39:21,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:39:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 76927 states and 90783 transitions. [2018-11-18 09:39:21,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2018-11-18 09:39:21,736 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:21,736 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:21,736 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:21,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:21,737 INFO L82 PathProgramCache]: Analyzing trace with hash -869866749, now seen corresponding path program 1 times [2018-11-18 09:39:21,737 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:21,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:21,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:21,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:21,738 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1643 backedges. 931 proven. 207 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2018-11-18 09:39:22,346 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:22,346 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:22,346 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 935 with the following transitions: [2018-11-18 09:39:22,346 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:22,350 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:22,350 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:22,771 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:22,771 INFO L272 AbstractInterpreter]: Visited 338 different actions 676 times. Merged at 9 different actions 15 times. Never widened. Performed 9847 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9847 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 5 different actions. Largest state had 26 variables. [2018-11-18 09:39:22,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:22,778 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:22,778 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:22,778 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:22,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:22,786 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:22,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1643 backedges. 931 proven. 207 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2018-11-18 09:39:23,497 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:24,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1643 backedges. 931 proven. 207 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2018-11-18 09:39:24,425 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:24,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2018-11-18 09:39:24,426 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:24,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 09:39:24,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 09:39:24,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-11-18 09:39:24,427 INFO L87 Difference]: Start difference. First operand 76927 states and 90783 transitions. Second operand 12 states. [2018-11-18 09:39:30,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:30,697 INFO L93 Difference]: Finished difference Result 165807 states and 199039 transitions. [2018-11-18 09:39:30,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-18 09:39:30,697 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 934 [2018-11-18 09:39:30,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:30,862 INFO L225 Difference]: With dead ends: 165807 [2018-11-18 09:39:30,862 INFO L226 Difference]: Without dead ends: 91509 [2018-11-18 09:39:30,931 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1932 GetRequests, 1887 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=453, Invalid=1709, Unknown=0, NotChecked=0, Total=2162 [2018-11-18 09:39:30,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91509 states. [2018-11-18 09:39:31,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91509 to 88843. [2018-11-18 09:39:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88843 states. [2018-11-18 09:39:31,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88843 states to 88843 states and 105697 transitions. [2018-11-18 09:39:31,903 INFO L78 Accepts]: Start accepts. Automaton has 88843 states and 105697 transitions. Word has length 934 [2018-11-18 09:39:31,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:31,904 INFO L480 AbstractCegarLoop]: Abstraction has 88843 states and 105697 transitions. [2018-11-18 09:39:31,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 09:39:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 88843 states and 105697 transitions. [2018-11-18 09:39:31,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 988 [2018-11-18 09:39:31,962 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:31,963 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:31,963 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:31,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:31,963 INFO L82 PathProgramCache]: Analyzing trace with hash 648145920, now seen corresponding path program 1 times [2018-11-18 09:39:31,963 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:31,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:31,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:31,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:31,964 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 436 proven. 136 refuted. 0 times theorem prover too weak. 1131 trivial. 0 not checked. [2018-11-18 09:39:32,394 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:32,394 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:32,394 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 988 with the following transitions: [2018-11-18 09:39:32,394 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1203], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1720], [1723], [1727], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:32,398 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:32,399 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:32,919 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:32,919 INFO L272 AbstractInterpreter]: Visited 340 different actions 686 times. Merged at 11 different actions 23 times. Never widened. Performed 9895 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9895 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:39:32,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:32,922 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:32,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:32,922 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:32,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:32,931 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:33,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1176 proven. 2 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-11-18 09:39:33,571 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 436 proven. 136 refuted. 0 times theorem prover too weak. 1131 trivial. 0 not checked. [2018-11-18 09:39:33,953 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:33,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-11-18 09:39:33,954 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:33,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:39:33,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:39:33,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:39:33,956 INFO L87 Difference]: Start difference. First operand 88843 states and 105697 transitions. Second operand 7 states. [2018-11-18 09:39:37,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:37,164 INFO L93 Difference]: Finished difference Result 177270 states and 211110 transitions. [2018-11-18 09:39:37,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:39:37,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 987 [2018-11-18 09:39:37,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:37,342 INFO L225 Difference]: With dead ends: 177270 [2018-11-18 09:39:37,342 INFO L226 Difference]: Without dead ends: 91056 [2018-11-18 09:39:37,423 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1986 GetRequests, 1974 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:39:37,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91056 states. [2018-11-18 09:39:38,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91056 to 91030. [2018-11-18 09:39:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91030 states. [2018-11-18 09:39:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91030 states to 91030 states and 108017 transitions. [2018-11-18 09:39:38,765 INFO L78 Accepts]: Start accepts. Automaton has 91030 states and 108017 transitions. Word has length 987 [2018-11-18 09:39:38,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:38,766 INFO L480 AbstractCegarLoop]: Abstraction has 91030 states and 108017 transitions. [2018-11-18 09:39:38,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:39:38,766 INFO L276 IsEmpty]: Start isEmpty. Operand 91030 states and 108017 transitions. [2018-11-18 09:39:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2018-11-18 09:39:38,835 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:38,835 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 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] [2018-11-18 09:39:38,835 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:38,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:38,836 INFO L82 PathProgramCache]: Analyzing trace with hash -2114933502, now seen corresponding path program 1 times [2018-11-18 09:39:38,836 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:38,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:38,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:38,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:38,836 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2038 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2018-11-18 09:39:39,229 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:39,229 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:39,229 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1008 with the following transitions: [2018-11-18 09:39:39,229 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1700], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1739], [1744], [1746], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2031], [2034], [2038], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:39,232 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:39,233 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:39,515 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:39,515 INFO L272 AbstractInterpreter]: Visited 259 different actions 522 times. Merged at 10 different actions 20 times. Never widened. Performed 7299 root evaluator evaluations with a maximum evaluation depth of 18. Performed 7299 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:39:39,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:39,517 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:39,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:39,517 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:39,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:39,525 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:39,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2038 backedges. 1165 proven. 0 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2018-11-18 09:39:39,888 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2038 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2018-11-18 09:39:40,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:39:40,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-11-18 09:39:40,412 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:40,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:39:40,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:39:40,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:39:40,413 INFO L87 Difference]: Start difference. First operand 91030 states and 108017 transitions. Second operand 3 states. [2018-11-18 09:39:42,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:42,216 INFO L93 Difference]: Finished difference Result 184209 states and 219286 transitions. [2018-11-18 09:39:42,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:39:42,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1007 [2018-11-18 09:39:42,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:42,402 INFO L225 Difference]: With dead ends: 184209 [2018-11-18 09:39:42,402 INFO L226 Difference]: Without dead ends: 95808 [2018-11-18 09:39:42,485 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2016 GetRequests, 2015 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:39:42,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95808 states. [2018-11-18 09:39:43,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95808 to 94067. [2018-11-18 09:39:43,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94067 states. [2018-11-18 09:39:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94067 states to 94067 states and 110139 transitions. [2018-11-18 09:39:43,557 INFO L78 Accepts]: Start accepts. Automaton has 94067 states and 110139 transitions. Word has length 1007 [2018-11-18 09:39:43,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:43,558 INFO L480 AbstractCegarLoop]: Abstraction has 94067 states and 110139 transitions. [2018-11-18 09:39:43,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:39:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 94067 states and 110139 transitions. [2018-11-18 09:39:43,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1044 [2018-11-18 09:39:43,625 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:43,625 INFO L375 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:43,625 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:43,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:43,625 INFO L82 PathProgramCache]: Analyzing trace with hash 1602372860, now seen corresponding path program 1 times [2018-11-18 09:39:43,625 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:43,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:43,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:43,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:43,626 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 1150 proven. 200 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2018-11-18 09:39:45,604 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:45,604 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:45,604 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1044 with the following transitions: [2018-11-18 09:39:45,605 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1570], [1575], [1577], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1626], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:45,609 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:45,610 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:46,040 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:46,040 INFO L272 AbstractInterpreter]: Visited 340 different actions 682 times. Merged at 10 different actions 19 times. Never widened. Performed 9859 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9859 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 4 different actions. Largest state had 26 variables. [2018-11-18 09:39:46,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:46,044 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:46,045 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:46,045 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:46,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:46,056 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:46,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:46,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 1150 proven. 6 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2018-11-18 09:39:46,599 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:47,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 1150 proven. 202 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-18 09:39:47,342 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:47,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9] total 18 [2018-11-18 09:39:47,343 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:47,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 09:39:47,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 09:39:47,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2018-11-18 09:39:47,344 INFO L87 Difference]: Start difference. First operand 94067 states and 110139 transitions. Second operand 11 states. [2018-11-18 09:39:52,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:52,310 INFO L93 Difference]: Finished difference Result 211154 states and 249844 transitions. [2018-11-18 09:39:52,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 09:39:52,310 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1043 [2018-11-18 09:39:52,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:52,559 INFO L225 Difference]: With dead ends: 211154 [2018-11-18 09:39:52,559 INFO L226 Difference]: Without dead ends: 119716 [2018-11-18 09:39:52,646 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2117 GetRequests, 2090 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=234, Invalid=522, Unknown=0, NotChecked=0, Total=756 [2018-11-18 09:39:52,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119716 states. [2018-11-18 09:39:53,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119716 to 111690. [2018-11-18 09:39:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111690 states. [2018-11-18 09:39:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111690 states to 111690 states and 129732 transitions. [2018-11-18 09:39:54,025 INFO L78 Accepts]: Start accepts. Automaton has 111690 states and 129732 transitions. Word has length 1043 [2018-11-18 09:39:54,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:54,025 INFO L480 AbstractCegarLoop]: Abstraction has 111690 states and 129732 transitions. [2018-11-18 09:39:54,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 09:39:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 111690 states and 129732 transitions. [2018-11-18 09:39:54,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2018-11-18 09:39:54,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:54,103 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:54,103 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:54,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:54,103 INFO L82 PathProgramCache]: Analyzing trace with hash 164707029, now seen corresponding path program 1 times [2018-11-18 09:39:54,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:54,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:54,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:54,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:54,104 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2345 backedges. 652 proven. 202 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2018-11-18 09:39:54,797 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:54,797 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:54,797 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1064 with the following transitions: [2018-11-18 09:39:54,798 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1356], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:39:54,801 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:54,801 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:55,178 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:39:55,178 INFO L272 AbstractInterpreter]: Visited 339 different actions 684 times. Merged at 11 different actions 21 times. Never widened. Performed 9913 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9913 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 4 different actions. Largest state had 26 variables. [2018-11-18 09:39:55,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:55,182 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:39:55,182 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:55,183 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:39:55,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:55,193 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:39:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:55,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:39:55,524 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 25 [2018-11-18 09:39:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2345 backedges. 936 proven. 2 refuted. 0 times theorem prover too weak. 1407 trivial. 0 not checked. [2018-11-18 09:39:55,854 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:39:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2345 backedges. 936 proven. 2 refuted. 0 times theorem prover too weak. 1407 trivial. 0 not checked. [2018-11-18 09:39:56,420 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:39:56,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 09:39:56,421 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:39:56,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:39:56,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:39:56,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:39:56,422 INFO L87 Difference]: Start difference. First operand 111690 states and 129732 transitions. Second operand 9 states. [2018-11-18 09:40:09,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:40:09,223 INFO L93 Difference]: Finished difference Result 245988 states and 298315 transitions. [2018-11-18 09:40:09,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-11-18 09:40:09,224 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1063 [2018-11-18 09:40:09,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:40:09,550 INFO L225 Difference]: With dead ends: 245988 [2018-11-18 09:40:09,550 INFO L226 Difference]: Without dead ends: 135180 [2018-11-18 09:40:09,678 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2208 GetRequests, 2159 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=473, Invalid=1977, Unknown=0, NotChecked=0, Total=2450 [2018-11-18 09:40:09,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135180 states. [2018-11-18 09:40:11,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135180 to 131018. [2018-11-18 09:40:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131018 states. [2018-11-18 09:40:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131018 states to 131018 states and 150919 transitions. [2018-11-18 09:40:11,451 INFO L78 Accepts]: Start accepts. Automaton has 131018 states and 150919 transitions. Word has length 1063 [2018-11-18 09:40:11,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:40:11,452 INFO L480 AbstractCegarLoop]: Abstraction has 131018 states and 150919 transitions. [2018-11-18 09:40:11,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:40:11,452 INFO L276 IsEmpty]: Start isEmpty. Operand 131018 states and 150919 transitions. [2018-11-18 09:40:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2018-11-18 09:40:11,564 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:40:11,565 INFO L375 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:40:11,565 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:40:11,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:11,565 INFO L82 PathProgramCache]: Analyzing trace with hash 956350624, now seen corresponding path program 1 times [2018-11-18 09:40:11,565 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:40:11,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:11,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:11,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:11,566 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:40:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3034 backedges. 685 proven. 381 refuted. 0 times theorem prover too weak. 1968 trivial. 0 not checked. [2018-11-18 09:40:12,184 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:12,184 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:40:12,184 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1186 with the following transitions: [2018-11-18 09:40:12,184 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1508], [1513], [1515], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:40:12,188 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:40:12,188 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:40:12,875 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:40:12,875 INFO L272 AbstractInterpreter]: Visited 342 different actions 696 times. Merged at 13 different actions 29 times. Never widened. Performed 9963 root evaluator evaluations with a maximum evaluation depth of 20. Performed 9963 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 8 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:40:12,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:12,878 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:40:12,878 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:12,878 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:40:12,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:12,885 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:40:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:13,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:40:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3034 backedges. 2000 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-11-18 09:40:13,365 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:40:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3034 backedges. 685 proven. 381 refuted. 0 times theorem prover too weak. 1968 trivial. 0 not checked. [2018-11-18 09:40:13,955 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:40:13,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2018-11-18 09:40:13,956 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:40:13,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 09:40:13,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 09:40:13,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:40:13,958 INFO L87 Difference]: Start difference. First operand 131018 states and 150919 transitions. Second operand 8 states. [2018-11-18 09:40:17,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:40:17,092 INFO L93 Difference]: Finished difference Result 265606 states and 306337 transitions. [2018-11-18 09:40:17,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 09:40:17,092 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1185 [2018-11-18 09:40:17,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:40:17,373 INFO L225 Difference]: With dead ends: 265606 [2018-11-18 09:40:17,374 INFO L226 Difference]: Without dead ends: 136338 [2018-11-18 09:40:17,498 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2385 GetRequests, 2372 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-11-18 09:40:17,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136338 states. [2018-11-18 09:40:18,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136338 to 134122. [2018-11-18 09:40:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134122 states. [2018-11-18 09:40:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134122 states to 134122 states and 154140 transitions. [2018-11-18 09:40:19,039 INFO L78 Accepts]: Start accepts. Automaton has 134122 states and 154140 transitions. Word has length 1185 [2018-11-18 09:40:19,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:40:19,039 INFO L480 AbstractCegarLoop]: Abstraction has 134122 states and 154140 transitions. [2018-11-18 09:40:19,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 09:40:19,040 INFO L276 IsEmpty]: Start isEmpty. Operand 134122 states and 154140 transitions. [2018-11-18 09:40:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1211 [2018-11-18 09:40:19,165 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:40:19,166 INFO L375 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 09:40:19,166 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:40:19,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:19,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1865466899, now seen corresponding path program 1 times [2018-11-18 09:40:19,166 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:40:19,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:19,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:19,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:19,167 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:40:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:20,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 878 proven. 321 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-18 09:40:20,049 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:20,049 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:40:20,049 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1211 with the following transitions: [2018-11-18 09:40:20,049 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [478], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1508], [1513], [1515], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:40:20,053 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:40:20,053 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:40:20,773 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:40:20,773 INFO L272 AbstractInterpreter]: Visited 401 different actions 806 times. Merged at 12 different actions 18 times. Never widened. Performed 11845 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11845 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 4 different actions. Largest state had 26 variables. [2018-11-18 09:40:20,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:20,774 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:40:20,774 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:20,774 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:40:20,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:20,782 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:40:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:20,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:40:21,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 1490 proven. 6 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-11-18 09:40:21,511 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:40:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 878 proven. 434 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-11-18 09:40:22,330 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:40:22,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 17 [2018-11-18 09:40:22,331 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:40:22,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:40:22,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:40:22,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2018-11-18 09:40:22,333 INFO L87 Difference]: Start difference. First operand 134122 states and 154140 transitions. Second operand 10 states. [2018-11-18 09:40:27,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:40:27,617 INFO L93 Difference]: Finished difference Result 273554 states and 314237 transitions. [2018-11-18 09:40:27,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 09:40:27,617 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1210 [2018-11-18 09:40:27,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:40:27,900 INFO L225 Difference]: With dead ends: 273554 [2018-11-18 09:40:27,900 INFO L226 Difference]: Without dead ends: 141182 [2018-11-18 09:40:28,019 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2438 GetRequests, 2417 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2018-11-18 09:40:28,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141182 states. [2018-11-18 09:40:29,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141182 to 133340. [2018-11-18 09:40:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133340 states. [2018-11-18 09:40:29,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133340 states to 133340 states and 151990 transitions. [2018-11-18 09:40:29,589 INFO L78 Accepts]: Start accepts. Automaton has 133340 states and 151990 transitions. Word has length 1210 [2018-11-18 09:40:29,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:40:29,590 INFO L480 AbstractCegarLoop]: Abstraction has 133340 states and 151990 transitions. [2018-11-18 09:40:29,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:40:29,590 INFO L276 IsEmpty]: Start isEmpty. Operand 133340 states and 151990 transitions. [2018-11-18 09:40:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1251 [2018-11-18 09:40:29,714 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:40:29,714 INFO L375 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:40:29,715 INFO L423 AbstractCegarLoop]: === Iteration 22 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:40:29,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:29,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1679092180, now seen corresponding path program 1 times [2018-11-18 09:40:29,715 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:40:29,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:29,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:29,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:29,716 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:40:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3276 backedges. 879 proven. 319 refuted. 0 times theorem prover too weak. 2078 trivial. 0 not checked. [2018-11-18 09:40:30,494 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:30,494 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:40:30,495 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1251 with the following transitions: [2018-11-18 09:40:30,495 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1708], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:40:30,499 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:40:30,499 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:40:31,191 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:40:31,192 INFO L272 AbstractInterpreter]: Visited 340 different actions 691 times. Merged at 13 different actions 26 times. Never widened. Performed 9963 root evaluator evaluations with a maximum evaluation depth of 23. Performed 9963 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 8 fixpoints after 3 different actions. Largest state had 26 variables. [2018-11-18 09:40:31,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:31,194 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:40:31,194 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:31,194 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:40:31,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:31,201 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:40:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:31,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:40:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3276 backedges. 2162 proven. 2 refuted. 0 times theorem prover too weak. 1112 trivial. 0 not checked. [2018-11-18 09:40:33,158 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:40:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3276 backedges. 879 proven. 319 refuted. 0 times theorem prover too weak. 2078 trivial. 0 not checked. [2018-11-18 09:40:34,503 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:40:34,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2018-11-18 09:40:34,504 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:40:34,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:40:34,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:40:34,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:40:34,505 INFO L87 Difference]: Start difference. First operand 133340 states and 151990 transitions. Second operand 6 states. [2018-11-18 09:40:37,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:40:37,946 INFO L93 Difference]: Finished difference Result 258722 states and 295401 transitions. [2018-11-18 09:40:37,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 09:40:37,946 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1250 [2018-11-18 09:40:37,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:40:38,188 INFO L225 Difference]: With dead ends: 258722 [2018-11-18 09:40:38,188 INFO L226 Difference]: Without dead ends: 127132 [2018-11-18 09:40:38,306 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2517 GetRequests, 2501 SyntacticMatches, 5 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:40:38,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127132 states. [2018-11-18 09:40:39,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127132 to 125776. [2018-11-18 09:40:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125776 states. [2018-11-18 09:40:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125776 states to 125776 states and 142485 transitions. [2018-11-18 09:40:39,716 INFO L78 Accepts]: Start accepts. Automaton has 125776 states and 142485 transitions. Word has length 1250 [2018-11-18 09:40:39,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:40:39,717 INFO L480 AbstractCegarLoop]: Abstraction has 125776 states and 142485 transitions. [2018-11-18 09:40:39,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:40:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 125776 states and 142485 transitions. [2018-11-18 09:40:39,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1269 [2018-11-18 09:40:39,828 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:40:39,829 INFO L375 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:40:39,829 INFO L423 AbstractCegarLoop]: === Iteration 23 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:40:39,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:39,829 INFO L82 PathProgramCache]: Analyzing trace with hash -26365566, now seen corresponding path program 1 times [2018-11-18 09:40:39,829 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:40:39,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:39,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:39,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:40:39,830 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:40:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 1566 proven. 644 refuted. 0 times theorem prover too weak. 1111 trivial. 0 not checked. [2018-11-18 09:40:40,694 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:40,694 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:40:40,695 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1269 with the following transitions: [2018-11-18 09:40:40,695 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1356], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1470], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1720], [1725], [1727], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2287], [2293], [2297], [2299], [2304], [2305], [2306], [2307], [2308], [2310], [2311] [2018-11-18 09:40:40,699 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:40:40,699 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:40:41,348 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:40:41,348 INFO L272 AbstractInterpreter]: Visited 342 different actions 684 times. Merged at 9 different actions 17 times. Never widened. Performed 9905 root evaluator evaluations with a maximum evaluation depth of 22. Performed 9905 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 8 fixpoints after 6 different actions. Largest state had 26 variables. [2018-11-18 09:40:41,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:40:41,354 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:40:41,354 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:40:41,354 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:40:41,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:40:41,362 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:40:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:40:41,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:40:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 1174 proven. 2 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2018-11-18 09:40:42,082 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:40:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 1174 proven. 2 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2018-11-18 09:40:42,660 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:40:42,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 15 [2018-11-18 09:40:42,660 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:40:42,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 09:40:42,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 09:40:42,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-11-18 09:40:42,661 INFO L87 Difference]: Start difference. First operand 125776 states and 142485 transitions. Second operand 13 states. [2018-11-18 09:40:59,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:40:59,559 INFO L93 Difference]: Finished difference Result 285429 states and 324180 transitions. [2018-11-18 09:40:59,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-18 09:40:59,560 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 1268 [2018-11-18 09:40:59,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:40:59,562 INFO L225 Difference]: With dead ends: 285429 [2018-11-18 09:40:59,562 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:40:59,740 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2619 GetRequests, 2566 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 827 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=520, Invalid=2342, Unknown=0, NotChecked=0, Total=2862 [2018-11-18 09:40:59,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:40:59,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:40:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:40:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:40:59,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1268 [2018-11-18 09:40:59,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:40:59,743 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:40:59,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 09:40:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:40:59,743 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:40:59,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:40:59,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:40:59,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:00,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:01,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:02,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:03,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:04,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:04,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:04,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:04,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:05,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:05,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:05,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:06,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:07,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:07,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:07,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:08,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:08,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:08,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:08,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:08,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,017 WARN L180 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 2336 DAG size of output: 1972 [2018-11-18 09:41:10,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:10,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:11,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:11,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:11,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:11,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:12,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:12,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:12,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:13,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:14,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:15,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:16,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:16,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:41:17,906 WARN L180 SmtUtils]: Spent 7.89 s on a formula simplification. DAG size of input: 2336 DAG size of output: 1972 [2018-11-18 09:41:27,576 WARN L180 SmtUtils]: Spent 9.51 s on a formula simplification. DAG size of input: 1358 DAG size of output: 208 [2018-11-18 09:41:37,713 WARN L180 SmtUtils]: Spent 10.06 s on a formula simplification. DAG size of input: 1371 DAG size of output: 214 [2018-11-18 09:41:51,151 WARN L180 SmtUtils]: Spent 13.37 s on a formula simplification. DAG size of input: 1414 DAG size of output: 229 [2018-11-18 09:42:09,371 WARN L180 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 1844 DAG size of output: 162 [2018-11-18 09:42:28,744 WARN L180 SmtUtils]: Spent 19.36 s on a formula simplification. DAG size of input: 1844 DAG size of output: 162 [2018-11-18 09:42:28,746 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:42:28,746 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-11-18 09:42:28,746 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:42:28,746 INFO L425 ceAbstractionStarter]: For program point L1984(lines 1984 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1852(lines 1852 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1819(lines 1819 1830) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1819-2(lines 1819 1830) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1646 2572) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1654(lines 1654 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2514(lines 2514 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2382(lines 2382 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2118(lines 2118 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2416(lines 2416 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2317(lines 2317 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2152(lines 2152 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2185(lines 2185 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2086(lines 2086 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2020(lines 2020 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1888(lines 1888 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1756(lines 1756 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1723(lines 1723 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2318(lines 2318 2329) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2351(lines 2351 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2318-2(lines 2318 2329) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2186(lines 2186 2196) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2186-2(lines 2186 2196) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2021(lines 2021 2030) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2021-2(lines 2021 2030) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L1922(lines 1922 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,747 INFO L425 ceAbstractionStarter]: For program point L2517(lines 2517 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2220(lines 2220 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1956(lines 1956 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1791(lines 1791 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1659(lines 1659 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2551(lines 2551 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2287(lines 2287 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1858(lines 1858 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1792(lines 1792 1800) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1792-2(lines 1792 1800) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2486(lines 2486 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2453(lines 2453 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1646 2572) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2057(lines 2057 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1991(lines 1991 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1859(lines 1859 1867) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1859-2(lines 1859 1867) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L1694(lines 1694 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2256(lines 2256 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2157(lines 2157 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2422(lines 2422 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,748 INFO L425 ceAbstractionStarter]: For program point L2389(lines 2389 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2224(lines 2224 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2092(lines 2092 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2125(lines 2125 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1927(lines 1927 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2522(lines 2522 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2390(lines 2390 2402) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2390-2(lines 2390 2402) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1895(lines 1895 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1763(lines 1763 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1730(lines 1730 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2358(lines 2358 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1995(lines 1995 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2557(lines 2557 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2491(lines 2491 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2293(lines 2293 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L2095(lines 2095 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1963(lines 1963 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,749 INFO L425 ceAbstractionStarter]: For program point L1831(lines 1831 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2129(lines 2129 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2063(lines 2063 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L1964(lines 1964 1974) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L1964-2(lines 1964 1974) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L1700(lines 1700 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2460(lines 2460 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2163(lines 2163 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2031(lines 2031 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L1932(lines 1932 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2527(lines 2527 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,750 INFO L425 ceAbstractionStarter]: For program point L2263(lines 2263 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2197(lines 2197 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1933(lines 1933 1944) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1900(lines 1900 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1933-2(lines 1933 1944) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1801(lines 1801 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1735(lines 1735 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2528(lines 2528 2538) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2528-2(lines 2528 2538) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2429(lines 2429 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2330(lines 2330 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2297(lines 2297 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L2231(lines 2231 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1868(lines 1868 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,751 INFO L425 ceAbstractionStarter]: For program point L1670(lines 1670 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2496(lines 2496 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2430(lines 2430 2439) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2430-2(lines 2430 2439) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2232(lines 2232 2243) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2232-2(lines 2232 2243) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L1770(lines 1770 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2563(lines 2563 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2365(lines 2365 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2101(lines 2101 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2002(lines 2002 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L1837(lines 1837 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2168(lines 2168 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2135(lines 2135 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2069(lines 2069 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2334(lines 2334 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,752 INFO L425 ceAbstractionStarter]: For program point L2268(lines 2268 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1707(lines 1707 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2467(lines 2467 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2302(lines 2302 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2203(lines 2203 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2038(lines 2038 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1906(lines 1906 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1807(lines 1807 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1741(lines 1741 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1708(lines 1708 1717) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1708-2(lines 1708 1717) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2105(lines 2105 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1907(lines 1907 1915) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L1907-2(lines 1907 1915) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2502(lines 2502 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,753 INFO L425 ceAbstractionStarter]: For program point L2403(lines 2403 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2172(lines 2172 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2106(lines 2106 2112) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2106-2(lines 2106 2112) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2007(lines 2007 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L1875(lines 1875 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L1842(lines 1842 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L1677(lines 1677 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2404-2(lines 2404 2415) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2371(lines 2371 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2140(lines 2140 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2074(lines 2074 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L1975(lines 1975 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L1777(lines 1777 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,754 INFO L425 ceAbstractionStarter]: For program point L2339(lines 2339 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2075(lines 2075 2085) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2075-2(lines 2075 2085) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1745(lines 1745 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2472(lines 2472 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2340(lines 2340 2350) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2340-2(lines 2340 2350) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2307(lines 2307 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2043(lines 2043 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2010(lines 2010 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1845(lines 1845 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1812(lines 1812 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2539(lines 2539 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2440(lines 2440 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2275(lines 2275 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2209(lines 2209 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1945(lines 1945 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2210(lines 2210 2219) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2210-2(lines 2210 2219) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1979(lines 1979 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L1649(lines 1649 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2475(lines 2475 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2244(lines 2244 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,755 INFO L425 ceAbstractionStarter]: For program point L2178(lines 2178 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2145(lines 2145 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1881(lines 1881 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1749(lines 1749 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1683(lines 1683 1693) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1683-2(lines 1683 1693) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2509(lines 2509 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2377(lines 2377 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2245(lines 2245 2255) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2245-2(lines 2245 2255) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2113(lines 2113 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1646 2572) the Hoare annotation is: (let ((.cse8 (= ~a14~0 |old(~a14~0)|)) (.cse9 (= ~a26~0 |old(~a26~0)|)) (.cse14 (= |old(~a24~0)| ~a24~0)) (.cse6 (= ~a28~0 |old(~a28~0)|)) (.cse21 (= ~a24~0 |old(~a24~0)|)) (.cse18 (< 37 ~a28~0)) (.cse17 (<= |old(~a28~0)| 37)) (.cse13 (< 1 |old(~a24~0)|)) (.cse24 (<= 600436 |old(~a26~0)|)) (.cse5 (< 127 ~a21~0))) (let ((.cse10 (forall ((v_prenex_29 Int)) (let ((.cse32 (* 9 v_prenex_29))) (let ((.cse33 (div .cse32 10))) (let ((.cse34 (+ .cse33 1))) (let ((.cse31 (mod .cse34 299849))) (or (< |old(~a28~0)| (+ .cse31 300)) (= (mod .cse32 10) 0) (= 0 .cse31) (not (= 0 (mod .cse33 299849))) (<= 0 .cse34) (<= 0 .cse32)))))))) (.cse2 (< 0 (+ |old(~a14~0)| 182))) (.cse19 (< 0 (+ |old(~a14~0)| 114))) (.cse23 (forall ((v_~a28~0_1867 Int)) (let ((.cse30 (mod (+ v_~a28~0_1867 6) 82))) (or (= 0 .cse30) (< |old(~a28~0)| (+ .cse30 137)) (<= 89948 v_~a28~0_1867))))) (.cse22 (forall ((v_prenex_20 Int)) (let ((.cse29 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse29) (<= 0 v_prenex_20) (= .cse29 0))))) (.cse12 (or .cse17 .cse13 .cse24 .cse5)) (.cse25 (< |old(~a26~0)| 321493)) (.cse7 (and (< ~a26~0 600436) .cse21 .cse18 (<= ~a24~0 1) (<= ~a21~0 127))) (.cse15 (= 3 |old(~a24~0)|)) (.cse11 (< |old(~a26~0)| 125)) (.cse3 (< 217 |old(~a26~0)|)) (.cse0 (< 134 |old(~a28~0)|)) (.cse20 (< 124 |old(~a26~0)|)) (.cse26 (forall ((v_prenex_22 Int)) (let ((.cse28 (mod v_prenex_22 33))) (or (= 0 .cse28) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse28))))) (.cse4 (and .cse8 .cse9 .cse14 .cse6)) (.cse1 (< |old(~a24~0)| 2)) (.cse16 (< 0 (+ |old(~a14~0)| 84)))) (and (or .cse0 (or (or .cse1 .cse2) .cse3) .cse4 .cse5) (or (and .cse6 .cse7 .cse8 .cse9) .cse10 .cse11 .cse12 (< 321684 |old(~a26~0)|)) (or (<= (+ ~a14~0 182) 0) .cse13 .cse2) (or (and (and .cse8 .cse14 .cse6) .cse9) (or .cse15 .cse1 .cse2 .cse5)) (or .cse16 .cse13 (and .cse14 (<= (+ ~a14~0 84) 0))) (or .cse17 .cse13 .cse18 .cse3) (or .cse16 .cse4 .cse1 .cse10 .cse3 .cse5) (or .cse0 .cse4 .cse19 .cse1 .cse11 .cse3 .cse5) (or .cse17 .cse19 .cse4 .cse20 .cse1 .cse5) (or (and .cse21 .cse6 .cse8 .cse9) (or .cse0 .cse17 .cse1 .cse22 .cse5) .cse19) (or .cse23 .cse2 .cse1 .cse4 .cse5) (or .cse17 .cse19 .cse4 (< (+ |old(~a14~0)| 181) 0) .cse1 .cse3 .cse5) (or .cse16 .cse13 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130))) (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or .cse23 .cse20 .cse1 .cse4 .cse5) (or .cse4 .cse15 .cse1 .cse3 .cse5) (or .cse24 .cse15 .cse1 .cse25 .cse4 .cse22 .cse5) (or .cse4 .cse17 .cse15 .cse1 .cse5) (or (< 559736 |old(~a26~0)|) .cse12 .cse25 (and (and .cse7 .cse8) .cse6 .cse9)) (or .cse15 .cse1 .cse26 .cse4 .cse5) (let ((.cse27 (+ |old(~a14~0)| 79))) (or (< .cse27 0) .cse17 (and .cse9 .cse6 .cse21 .cse8) (< 124 ~a21~0) .cse13 (< 0 .cse27) .cse11 (< 111 |old(~a28~0)|) (< 222 |old(~a26~0)|))) (or .cse16 (< 0 (+ |old(~a26~0)| 554655)) .cse1 .cse26 .cse4 .cse5) (or .cse13 .cse3 (and .cse14 (<= ~a26~0 217))) (or .cse16 .cse0 .cse20 .cse26 .cse4 .cse1 .cse5) (or .cse16 .cse17 .cse13 .cse18)))) [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1916(lines 1916 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1784(lines 1784 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L1718(lines 1718 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2544(lines 2544 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,756 INFO L425 ceAbstractionStarter]: For program point L2313(lines 2313 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L2016(lines 2016 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1950(lines 1950 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1818(lines 1818 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L2446(lines 2446 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L2479(lines 2479 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L2281(lines 2281 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L2050(lines 2050 2570) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1159(lines 1159 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L565(lines 565 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1556(lines 1556 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1490(lines 1490 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L433(lines 433 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1424(lines 1424 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L169-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L103-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1094(lines 1094 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L37-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1028(lines 1028 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L698(lines 698 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 377) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,757 INFO L425 ceAbstractionStarter]: For program point L368-2(lines 368 377) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L38(line 38) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L172-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L106-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L40-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 908) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L899-2(lines 899 908) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L1626(lines 1626 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,758 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L570(lines 570 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1429(lines 1429 1439) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1429-2(lines 1429 1439) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1231(lines 1231 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L439(lines 439 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L175-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,759 INFO L425 ceAbstractionStarter]: For program point L109-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1100(lines 1100 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L43-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1034(lines 1034 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1563(lines 1563 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1365(lines 1365 1376) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L1365-2(lines 1365 1376) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,760 INFO L425 ceAbstractionStarter]: For program point L243(lines 243 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L838(lines 838 846) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L640(lines 640 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L178-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L112-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L46-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L1632(lines 1632 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L47(line 47) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L972(lines 972 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,761 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L313(lines 313 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L181-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L115-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L1106(lines 1106 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L49-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L1040(lines 1040 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L776(lines 776 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L446(lines 446 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,762 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L909(lines 909 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L1636(lines 1636 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L1570(lines 1570 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L1504(lines 1504 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L1306(lines 1306 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 104) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L184-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,763 INFO L425 ceAbstractionStarter]: For program point L118-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L1044(lines 1044 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L582(lines 582 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L913(lines 913 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L781(lines 781 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L1574(lines 1574 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L451(lines 451 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L385(lines 385 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,764 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1244(lines 1244 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L187-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L121-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 858) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L848-2(lines 848 858) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1575(lines 1575 1581) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1575-2(lines 1575 1581) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1377(lines 1377 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1179(lines 1179 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L1113(lines 1113 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-11-18 09:42:28,765 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L1444(lines 1444 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L421 ceAbstractionStarter]: At program point L1643(line 1643) the Hoare annotation is: (let ((.cse4 (= ~a14~0 |old(~a14~0)|)) (.cse6 (= ~a26~0 |old(~a26~0)|)) (.cse5 (= ~a28~0 |old(~a28~0)|)) (.cse34 (<= ~a26~0 217)) (.cse11 (= |old(~a24~0)| ~a24~0)) (.cse22 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130)))) (.cse12 (<= (+ ~a14~0 84) 0)) (.cse18 (<= |old(~a28~0)| 37)) (.cse10 (< 1 |old(~a24~0)|)) (.cse23 (<= 600436 |old(~a26~0)|)) (.cse17 (< 127 ~a21~0)) (.cse27 (= ~a24~0 |old(~a24~0)|)) (.cse30 (< 37 ~a28~0)) (.cse37 (<= ~a24~0 1))) (let ((.cse2 (< |old(~a26~0)| 321493)) (.cse3 (and (< ~a26~0 600436) .cse27 .cse30 .cse37 (<= ~a21~0 127))) (.cse0 (or .cse18 .cse10 .cse23 .cse17)) (.cse1 (and .cse11 .cse30 .cse22 .cse37 .cse12)) (.cse15 (forall ((v_prenex_29 Int)) (let ((.cse39 (* 9 v_prenex_29))) (let ((.cse40 (div .cse39 10))) (let ((.cse41 (+ .cse40 1))) (let ((.cse38 (mod .cse41 299849))) (or (< |old(~a28~0)| (+ .cse38 300)) (= (mod .cse39 10) 0) (= 0 .cse38) (not (= 0 (mod .cse40 299849))) (<= 0 .cse41) (<= 0 .cse39)))))))) (.cse7 (and .cse11 .cse30 .cse34 .cse37)) (.cse25 (forall ((v_prenex_20 Int)) (let ((.cse36 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse36) (<= 0 v_prenex_20) (= .cse36 0))))) (.cse19 (< 0 (+ |old(~a14~0)| 114))) (.cse20 (forall ((v_~a28~0_1867 Int)) (let ((.cse35 (mod (+ v_~a28~0_1867 6) 82))) (or (= 0 .cse35) (< |old(~a28~0)| (+ .cse35 137)) (<= 89948 v_~a28~0_1867))))) (.cse16 (< 217 |old(~a26~0)|)) (.cse24 (= 3 |old(~a24~0)|)) (.cse29 (+ ~a14~0 182)) (.cse9 (and .cse11 .cse34)) (.cse21 (< 0 (+ |old(~a14~0)| 182))) (.cse31 (< 134 |old(~a28~0)|)) (.cse13 (and .cse4 .cse6 .cse11 .cse5)) (.cse32 (< 124 |old(~a26~0)|)) (.cse14 (< |old(~a24~0)| 2)) (.cse28 (forall ((v_prenex_22 Int)) (let ((.cse33 (mod v_prenex_22 33))) (or (= 0 .cse33) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse33))))) (.cse8 (< 0 (+ |old(~a14~0)| 84)))) (and (or (< 559736 |old(~a26~0)|) .cse0 .cse1 .cse2 (and (and .cse3 .cse4) .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse10 (and .cse11 .cse12)) (or .cse8 .cse13 .cse14 .cse15 .cse16 .cse17) (or (< (+ |old(~a14~0)| 181) 0) .cse18 .cse19 .cse14 .cse13 .cse16 .cse17) (or .cse13 .cse20 .cse14 .cse21 .cse17) (or .cse8 .cse10 .cse22 (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or .cse23 .cse24 .cse14 .cse2 .cse13 .cse25 .cse17) (or .cse24 .cse13 .cse14 .cse16 .cse17) (or (let ((.cse26 (+ |old(~a14~0)| 79))) (or (< .cse26 0) .cse18 (< 124 ~a21~0) .cse10 (< 0 .cse26) (< 111 |old(~a28~0)|) (< 222 |old(~a26~0)|))) .cse1 (and .cse6 .cse5 .cse27 .cse4) .cse7) (or .cse24 .cse14 .cse28 .cse13 .cse17) (or .cse8 (< 0 (+ |old(~a26~0)| 554655)) .cse14 .cse28 .cse13 .cse17) (or (and .cse3 .cse5 .cse4 .cse6) .cse0 .cse1 .cse15 .cse7 (< 321684 |old(~a26~0)|)) (or .cse18 .cse10 .cse7 .cse16) (or (or (not (= calculate_output_~input 6)) .cse17 (not (= 2 ~a24~0)) (< 0 .cse29) .cse30 (< 0 (+ ~a26~0 68))) .cse24 .cse16) (or (and .cse27 .cse5 .cse4 .cse6) .cse19 (or .cse31 .cse18 .cse14 .cse25 .cse17)) (or (and (and .cse4 .cse11) .cse5 .cse6) (or .cse24 .cse14 .cse21 .cse17)) (or .cse31 .cse19 .cse13 .cse14 (< |old(~a26~0)| 125) .cse16 .cse17) (or .cse18 .cse19 .cse13 .cse32 .cse14 .cse17) (or .cse13 .cse31 (or (or .cse14 .cse21) .cse16) .cse17) (or .cse20 .cse32 .cse14 .cse13 .cse17) (or .cse9 .cse10 .cse16) (or .cse18 .cse24 .cse13 .cse14 .cse17) (or (<= .cse29 0) .cse9 .cse10 .cse21) (or .cse8 .cse31 .cse13 .cse32 .cse14 .cse28 .cse17) (or .cse8 .cse18 .cse10 .cse30)))) [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L1643-1(line 1643) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L190-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L124-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,766 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L1050(lines 1050 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 531) no Hoare annotation was computed. [2018-11-18 09:42:28,767 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 24 1644) the Hoare annotation is: (let ((.cse7 (= ~a14~0 |old(~a14~0)|)) (.cse8 (= ~a26~0 |old(~a26~0)|)) (.cse13 (= |old(~a24~0)| ~a24~0)) (.cse6 (= ~a28~0 |old(~a28~0)|)) (.cse10 (<= |old(~a28~0)| 37)) (.cse12 (< 1 |old(~a24~0)|)) (.cse23 (<= 600436 |old(~a26~0)|)) (.cse5 (< 127 ~a21~0))) (let ((.cse17 (forall ((v_prenex_29 Int)) (let ((.cse30 (* 9 v_prenex_29))) (let ((.cse31 (div .cse30 10))) (let ((.cse32 (+ .cse31 1))) (let ((.cse29 (mod .cse32 299849))) (or (< |old(~a28~0)| (+ .cse29 300)) (= (mod .cse30 10) 0) (= 0 .cse29) (not (= 0 (mod .cse31 299849))) (<= 0 .cse32) (<= 0 .cse30)))))))) (.cse9 (< 0 (+ |old(~a14~0)| 114))) (.cse2 (< 0 (+ |old(~a14~0)| 182))) (.cse16 (or .cse10 .cse12 .cse23 .cse5)) (.cse22 (< |old(~a26~0)| 321493)) (.cse11 (forall ((v_prenex_20 Int)) (let ((.cse28 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse28) (<= 0 v_prenex_20) (= .cse28 0))))) (.cse21 (forall ((v_~a28~0_1867 Int)) (let ((.cse27 (mod (+ v_~a28~0_1867 6) 82))) (or (= 0 .cse27) (< |old(~a28~0)| (+ .cse27 137)) (<= 89948 v_~a28~0_1867))))) (.cse18 (< |old(~a26~0)| 125)) (.cse3 (< 217 |old(~a26~0)|)) (.cse14 (= 3 |old(~a24~0)|)) (.cse0 (< 134 |old(~a28~0)|)) (.cse4 (and .cse7 .cse8 .cse13 .cse6)) (.cse20 (< 124 |old(~a26~0)|)) (.cse1 (< |old(~a24~0)| 2)) (.cse25 (forall ((v_prenex_22 Int)) (let ((.cse26 (mod v_prenex_22 33))) (or (= 0 .cse26) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse26))))) (.cse15 (< 0 (+ |old(~a14~0)| 84))) (.cse19 (< 37 ~a28~0))) (and (or .cse0 (or (or .cse1 .cse2) .cse3) .cse4 .cse5) (or (and (= ~a24~0 |old(~a24~0)|) .cse6 .cse7 .cse8) .cse9 (or .cse0 .cse10 .cse1 .cse11 .cse5)) (or (<= (+ ~a14~0 182) 0) .cse12 .cse2) (or (and (and .cse7 .cse13 .cse6) .cse8) (or .cse14 .cse1 .cse2 .cse5)) (or .cse15 .cse12 (and .cse13 (<= (+ ~a14~0 84) 0))) (or .cse16 .cse4 .cse17 .cse18 (< 321684 |old(~a26~0)|)) (or .cse10 .cse12 .cse19 .cse3) (or .cse15 .cse4 .cse1 .cse17 .cse3 .cse5) (or .cse0 .cse4 .cse9 .cse1 .cse18 .cse3 .cse5) (or .cse10 .cse9 .cse4 .cse20 .cse1 .cse5) (or (< (+ |old(~a14~0)| 181) 0) .cse10 .cse9 .cse1 .cse4 .cse3 .cse5) (or .cse4 .cse21 .cse1 .cse2 .cse5) (or .cse15 .cse12 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130))) (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or (< 559736 |old(~a26~0)|) .cse16 .cse4 .cse22) (or .cse23 .cse14 .cse1 .cse22 .cse4 .cse11 .cse5) (or .cse4 .cse14 .cse1 .cse3 .cse5) (or .cse21 .cse20 .cse1 .cse4 .cse5) (or .cse10 .cse14 .cse1 .cse4 .cse5) (or (let ((.cse24 (+ |old(~a14~0)| 79))) (or (< .cse24 0) .cse10 (< 124 ~a21~0) .cse12 (< 0 .cse24) (< 111 |old(~a28~0)|) (< 222 |old(~a26~0)|))) .cse18 .cse4) (or .cse15 (< 0 (+ |old(~a26~0)| 554655)) .cse1 .cse25 .cse4 .cse5) (or .cse12 .cse3 (and .cse13 (<= ~a26~0 217))) (or .cse14 .cse4 .cse1 .cse25 .cse5) (or .cse15 .cse0 .cse4 .cse20 .cse1 .cse25 .cse5) (or .cse15 .cse10 .cse12 .cse19)))) [2018-11-18 09:42:28,767 INFO L425 ceAbstractionStarter]: For program point L522-2(lines 522 531) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L193-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1184(lines 1184 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L127-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L61-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L920(lines 920 929) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L920-2(lines 920 929) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L392(lines 392 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1383(lines 1383 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1317(lines 1317 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1185(lines 1185 1196) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1119(lines 1119 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1185-2(lines 1185 1196) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1582(lines 1582 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L1451(lines 1451 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,768 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L196-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L65(line 65) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L1056(lines 1056 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 736) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L660(lines 660 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L726-2(lines 726 736) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L330(lines 330 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L1255(lines 1255 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,769 INFO L425 ceAbstractionStarter]: For program point L1322(lines 1322 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L199-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L133-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L67-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L1587(lines 1587 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L1389(lines 1389 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L266(lines 266 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L532(lines 532 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,770 INFO L425 ceAbstractionStarter]: For program point L1457(lines 1457 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L202-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L70-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L995(lines 995 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L599(lines 599 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L1590(lines 1590 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-11-18 09:42:28,771 INFO L425 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L930(lines 930 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 605) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L600-2(lines 600 605) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L1525(lines 1525 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L1063(lines 1063 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L535(lines 535 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L1328(lines 1328 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L205-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L139-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,772 INFO L425 ceAbstractionStarter]: For program point L1130(lines 1130 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L73-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1395(lines 1395 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1329(lines 1329 1338) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1329-2(lines 1329 1338) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1197(lines 1197 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L74(line 74) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1462(lines 1462 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1396(lines 1396 1405) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1396-2(lines 1396 1405) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,773 INFO L425 ceAbstractionStarter]: For program point L1595(lines 1595 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L406(lines 406 415) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L406-2(lines 406 415) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 286) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L274-2(lines 274 286) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L142-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L737(lines 737 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L1596(lines 1596 1607) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L1596-2(lines 1596 1607) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L1531(lines 1531 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,783 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L1135(lines 1135 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L1069(lines 1069 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L673(lines 673 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L607(lines 607 617) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L607-2(lines 607 617) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L1202(lines 1202 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L145-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L79-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L1467(lines 1467 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2018-11-18 09:42:28,784 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 09:42:28,793 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L148-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L82-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L1272(lines 1272 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L1339(lines 1339 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L679(lines 679 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,794 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1538(lines 1538 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1406(lines 1406 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L151-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L85-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1076(lines 1076 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 557) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L548-2(lines 548 557) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L416(lines 416 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1209(lines 1209 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 09:42:28,795 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L1474(lines 1474 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L946(lines 946 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L1145(lines 1145 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L88-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L749(lines 749 760) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L749-2(lines 749 760) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L1608(lines 1608 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 09:42:28,805 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L486(lines 486 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1279(lines 1279 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1081(lines 1081 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1346(lines 1346 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L157-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L91-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L25(lines 25 27) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1016(lines 1016 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L25-2(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1545(lines 1545 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,806 INFO L425 ceAbstractionStarter]: For program point L1413(lines 1413 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1027) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1017-2(lines 1017 1027) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 697) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L687-2(lines 687 697) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1550) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1546-2(lines 1546 1550) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L423(lines 423 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1414(lines 1414 1423) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1414-2(lines 1414 1423) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1216(lines 1216 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L952(lines 952 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,817 INFO L425 ceAbstractionStarter]: For program point L1613(lines 1613 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L1481(lines 1481 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L160-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L94-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L28-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,818 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L625(lines 625 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L1352(lines 1352 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L163-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L97-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,820 INFO L425 ceAbstractionStarter]: For program point L1088(lines 1088 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L31-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 633) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L626-2(lines 626 633) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L1551(lines 1551 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L1221(lines 1221 1230) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L1221-2(lines 1221 1230) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L891(lines 891 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L826(lines 826 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L1487(lines 1487 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L166-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L100-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,821 INFO L425 ceAbstractionStarter]: For program point L34-1(lines 24 1644) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L959(lines 959 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L1620(lines 1620 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1642) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-18 09:42:28,822 INFO L425 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-11-18 09:42:28,831 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:42:28,831 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a14~0 79))) (and (<= .cse0 0) (<= ~a26~0 222) (<= 125 ~a26~0) (<= ~a28~0 111) (<= ~a24~0 1) (<= 0 .cse0) (<= 111 ~a28~0) (<= ~a21~0 124))) [2018-11-18 09:42:28,831 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:42:28,831 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:42:28,831 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 2574 2590) the Hoare annotation is: (let ((.cse0 (+ |old(~a14~0)| 79))) (or (< .cse0 0) (and (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|) (= |old(~a24~0)| ~a24~0) (= ~a28~0 |old(~a28~0)|)) (< 124 ~a21~0) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (< 0 .cse0) (< |old(~a26~0)| 125) (< 111 |old(~a28~0)|) (< 222 |old(~a26~0)|))) [2018-11-18 09:42:28,832 INFO L421 ceAbstractionStarter]: At program point L2588(line 2588) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 134)) (.cse13 (<= (+ ~a14~0 84) 0)) (.cse12 (< ~a26~0 600436)) (.cse18 (<= ~a24~0 1)) (.cse3 (< 37 ~a28~0)) (.cse8 (<= ~a26~0 217))) (let ((.cse1 (exists ((v_prenex_20 Int)) (let ((.cse26 (mod v_prenex_20 33))) (and (not (= .cse26 0)) (< v_prenex_20 0) (<= .cse26 (+ ~a14~0 181)))))) (.cse5 (<= 321493 ~a26~0)) (.cse7 (<= (+ ~a14~0 182) 0)) (.cse10 (exists ((v_~a28~0_1867 Int)) (let ((.cse25 (mod (+ v_~a28~0_1867 6) 82))) (and (not (= 0 .cse25)) (<= (+ .cse25 137) ~a28~0) (< v_~a28~0_1867 89948))))) (.cse11 (and .cse3 .cse8)) (.cse0 (<= (+ ~a14~0 114) 0)) (.cse15 (exists ((v_prenex_29 Int)) (let ((.cse23 (* 9 v_prenex_29))) (let ((.cse22 (div .cse23 10))) (let ((.cse24 (+ .cse22 1))) (let ((.cse21 (mod .cse24 299849))) (and (not (= 0 .cse21)) (<= (+ .cse21 300) ~a28~0) (= 0 (mod .cse22 299849)) (< .cse23 0) (not (= (mod .cse23 10) 0)) (< .cse24 0)))))))) (.cse4 (and .cse12 .cse3 .cse18)) (.cse14 (<= 2 ~a24~0)) (.cse6 (not (= ~a24~0 3))) (.cse16 (and (not (= ~a24~0 2)) (<= 0 (+ |old(~a26~0)| 67)) .cse2 .cse8 .cse13)) (.cse9 (<= ~a26~0 124)) (.cse19 (+ |old(~a14~0)| 79)) (.cse17 (exists ((v_prenex_22 Int)) (let ((.cse20 (mod v_prenex_22 33))) (and (< v_prenex_22 0) (not (= 0 .cse20)) (<= .cse20 (+ ~a14~0 150))))))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and (and .cse4 (<= ~a26~0 559736)) .cse5) (and .cse6 .cse7) (and .cse2 .cse8 .cse7) (and .cse9 .cse10) (and (and .cse11 .cse0) (<= 0 (+ ~a14~0 181))) (and .cse12 .cse1 .cse5 .cse13 .cse6) (and .cse7 .cse10) (and .cse6 .cse3 .cse14) (and .cse11 .cse0 .cse9) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (and (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|) (= |old(~a24~0)| ~a24~0) (= ~a28~0 |old(~a28~0)|)) (and .cse15 .cse8 .cse13) (and (<= 125 ~a26~0) (and .cse0 .cse16)) (and (<= ~a26~0 321684) .cse15 .cse4) (and .cse17 .cse6 .cse14) (< 124 ~a21~0) (and .cse18 .cse13) (< 0 .cse19) (and .cse8 .cse6) (< |old(~a26~0)| 125) (< 111 |old(~a28~0)|) (and (and .cse17 .cse16) .cse9) (< 222 |old(~a26~0)|) (< .cse19 0) (and (<= (+ ~a26~0 554655) 0) .cse13 .cse17)))) [2018-11-18 09:42:28,832 INFO L425 ceAbstractionStarter]: For program point L2588-1(line 2588) no Hoare annotation was computed. [2018-11-18 09:42:28,832 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 2574 2590) no Hoare annotation was computed. [2018-11-18 09:42:28,832 INFO L425 ceAbstractionStarter]: For program point L2585(line 2585) no Hoare annotation was computed. [2018-11-18 09:42:28,832 INFO L425 ceAbstractionStarter]: For program point L2580-1(lines 2580 2589) no Hoare annotation was computed. [2018-11-18 09:42:28,832 INFO L425 ceAbstractionStarter]: For program point L2580-4(lines 2574 2590) no Hoare annotation was computed. [2018-11-18 09:42:28,844 INFO L421 ceAbstractionStarter]: At program point L2580-3(lines 2580 2589) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 134)) (.cse13 (<= (+ ~a14~0 84) 0)) (.cse12 (< ~a26~0 600436)) (.cse18 (<= ~a24~0 1)) (.cse3 (< 37 ~a28~0)) (.cse8 (<= ~a26~0 217))) (let ((.cse1 (exists ((v_prenex_20 Int)) (let ((.cse26 (mod v_prenex_20 33))) (and (not (= .cse26 0)) (< v_prenex_20 0) (<= .cse26 (+ ~a14~0 181)))))) (.cse5 (<= 321493 ~a26~0)) (.cse7 (<= (+ ~a14~0 182) 0)) (.cse10 (exists ((v_~a28~0_1867 Int)) (let ((.cse25 (mod (+ v_~a28~0_1867 6) 82))) (and (not (= 0 .cse25)) (<= (+ .cse25 137) ~a28~0) (< v_~a28~0_1867 89948))))) (.cse11 (and .cse3 .cse8)) (.cse0 (<= (+ ~a14~0 114) 0)) (.cse15 (exists ((v_prenex_29 Int)) (let ((.cse23 (* 9 v_prenex_29))) (let ((.cse22 (div .cse23 10))) (let ((.cse24 (+ .cse22 1))) (let ((.cse21 (mod .cse24 299849))) (and (not (= 0 .cse21)) (<= (+ .cse21 300) ~a28~0) (= 0 (mod .cse22 299849)) (< .cse23 0) (not (= (mod .cse23 10) 0)) (< .cse24 0)))))))) (.cse4 (and .cse12 .cse3 .cse18)) (.cse14 (<= 2 ~a24~0)) (.cse6 (not (= ~a24~0 3))) (.cse16 (and (not (= ~a24~0 2)) (<= 0 (+ |old(~a26~0)| 67)) .cse2 .cse8 .cse13)) (.cse9 (<= ~a26~0 124)) (.cse19 (+ |old(~a14~0)| 79)) (.cse17 (exists ((v_prenex_22 Int)) (let ((.cse20 (mod v_prenex_22 33))) (and (< v_prenex_22 0) (not (= 0 .cse20)) (<= .cse20 (+ ~a14~0 150))))))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and (and .cse4 (<= ~a26~0 559736)) .cse5) (and .cse6 .cse7) (and .cse2 .cse8 .cse7) (and .cse9 .cse10) (and (and .cse11 .cse0) (<= 0 (+ ~a14~0 181))) (and .cse12 .cse1 .cse5 .cse13 .cse6) (and .cse7 .cse10) (and .cse6 .cse3 .cse14) (and .cse11 .cse0 .cse9) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (and (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|) (= |old(~a24~0)| ~a24~0) (= ~a28~0 |old(~a28~0)|)) (and .cse15 .cse8 .cse13) (and (<= 125 ~a26~0) (and .cse0 .cse16)) (and (<= ~a26~0 321684) .cse15 .cse4) (and .cse17 .cse6 .cse14) (< 124 ~a21~0) (and .cse18 .cse13) (< 0 .cse19) (and .cse8 .cse6) (< |old(~a26~0)| 125) (< 111 |old(~a28~0)|) (and (and .cse17 .cse16) .cse9) (< 222 |old(~a26~0)|) (< .cse19 0) (and (<= (+ ~a26~0 554655) 0) .cse13 .cse17)))) [2018-11-18 09:42:28,849 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,849 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,850 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,850 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,850 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,851 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,851 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,851 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,851 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,852 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,852 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,862 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,862 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,862 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,862 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,873 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:28,874 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,875 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,876 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,877 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:28,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:42:28 BoogieIcfgContainer [2018-11-18 09:42:28,889 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:42:28,889 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:42:28,889 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:42:28,889 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:42:28,890 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:37:58" (3/4) ... [2018-11-18 09:42:28,892 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:42:28,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:42:28,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 09:42:28,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 09:42:28,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:42:28,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 09:42:28,920 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:42:28,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((a14 + 114 <= 0 && ((\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181) && a28 <= 134) && 37 < a28) || ((((a26 < 600436 && 37 < a28) && a24 <= 1) && a26 <= 559736) && 321493 <= a26)) || (!(a24 == 3) && a14 + 182 <= 0)) || ((a28 <= 134 && a26 <= 217) && a14 + 182 <= 0)) || (a26 <= 124 && (\exists v_~a28~0_1867 : int :: (!(0 == (v_~a28~0_1867 + 6) % 82) && (v_~a28~0_1867 + 6) % 82 + 137 <= a28) && v_~a28~0_1867 < 89948))) || (((37 < a28 && a26 <= 217) && a14 + 114 <= 0) && 0 <= a14 + 181)) || ((((a26 < 600436 && (\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181)) && 321493 <= a26) && a14 + 84 <= 0) && !(a24 == 3))) || (a14 + 182 <= 0 && (\exists v_~a28~0_1867 : int :: (!(0 == (v_~a28~0_1867 + 6) % 82) && (v_~a28~0_1867 + 6) % 82 + 137 <= a28) && v_~a28~0_1867 < 89948))) || ((!(a24 == 3) && 37 < a28) && 2 <= a24)) || (((37 < a28 && a26 <= 217) && a14 + 114 <= 0) && a26 <= 124)) || 1 < \old(a24)) || \old(a28) < 111) || (((a14 == \old(a14) && a26 == \old(a26)) && \old(a24) == a24) && a28 == \old(a28))) || (((\exists v_prenex_29 : int :: ((((!(0 == (9 * v_prenex_29 / 10 + 1) % 299849) && (9 * v_prenex_29 / 10 + 1) % 299849 + 300 <= a28) && 0 == 9 * v_prenex_29 / 10 % 299849) && 9 * v_prenex_29 < 0) && !(9 * v_prenex_29 % 10 == 0)) && 9 * v_prenex_29 / 10 + 1 < 0) && a26 <= 217) && a14 + 84 <= 0)) || (125 <= a26 && a14 + 114 <= 0 && (((!(a24 == 2) && 0 <= \old(a26) + 67) && a28 <= 134) && a26 <= 217) && a14 + 84 <= 0)) || ((a26 <= 321684 && (\exists v_prenex_29 : int :: ((((!(0 == (9 * v_prenex_29 / 10 + 1) % 299849) && (9 * v_prenex_29 / 10 + 1) % 299849 + 300 <= a28) && 0 == 9 * v_prenex_29 / 10 % 299849) && 9 * v_prenex_29 < 0) && !(9 * v_prenex_29 % 10 == 0)) && 9 * v_prenex_29 / 10 + 1 < 0)) && (a26 < 600436 && 37 < a28) && a24 <= 1)) || (((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && !(a24 == 3)) && 2 <= a24)) || 124 < a21) || (a24 <= 1 && a14 + 84 <= 0)) || 0 < \old(a14) + 79) || (a26 <= 217 && !(a24 == 3))) || \old(a26) < 125) || 111 < \old(a28)) || (((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && (((!(a24 == 2) && 0 <= \old(a26) + 67) && a28 <= 134) && a26 <= 217) && a14 + 84 <= 0) && a26 <= 124)) || 222 < \old(a26)) || \old(a14) + 79 < 0) || ((a26 + 554655 <= 0 && a14 + 84 <= 0) && (\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150)) [2018-11-18 09:42:29,147 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d6bc860b-3739-44fc-b121-5b0dd89dd464/bin-2019/utaipan/witness.graphml [2018-11-18 09:42:29,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:42:29,148 INFO L168 Benchmark]: Toolchain (without parser) took 274282.47 ms. Allocated memory was 1.0 GB in the beginning and 6.0 GB in the end (delta: 5.0 GB). Free memory was 952.3 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,149 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:42:29,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1167.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 207.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.86 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: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,150 INFO L168 Benchmark]: Boogie Preprocessor took 99.02 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,150 INFO L168 Benchmark]: RCFGBuilder took 2392.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.8 MB in the end (delta: 192.1 MB). Peak memory consumption was 251.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,150 INFO L168 Benchmark]: TraceAbstraction took 270323.82 ms. Allocated memory was 1.2 GB in the beginning and 6.0 GB in the end (delta: 4.8 GB). Free memory was 922.8 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,150 INFO L168 Benchmark]: Witness Printer took 258.48 ms. Allocated memory is still 6.0 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:42:29,152 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1167.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 207.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.86 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: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.02 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2392.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.8 MB in the end (delta: 192.1 MB). Peak memory consumption was 251.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 270323.82 ms. Allocated memory was 1.2 GB in the beginning and 6.0 GB in the end (delta: 4.8 GB). Free memory was 922.8 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 258.48 ms. Allocated memory is still 6.0 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 104]: 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: 2580]: Loop Invariant [2018-11-18 09:42:29,159 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,159 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,163 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,164 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,165 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,166 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,166 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,167 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,167 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,167 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,167 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-18 09:42:29,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,168 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1867,QUANTIFIED] [2018-11-18 09:42:29,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,169 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,173 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,173 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,173 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-11-18 09:42:29,173 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a14 + 114 <= 0 && ((\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181) && a28 <= 134) && 37 < a28) || ((((a26 < 600436 && 37 < a28) && a24 <= 1) && a26 <= 559736) && 321493 <= a26)) || (!(a24 == 3) && a14 + 182 <= 0)) || ((a28 <= 134 && a26 <= 217) && a14 + 182 <= 0)) || (a26 <= 124 && (\exists v_~a28~0_1867 : int :: (!(0 == (v_~a28~0_1867 + 6) % 82) && (v_~a28~0_1867 + 6) % 82 + 137 <= a28) && v_~a28~0_1867 < 89948))) || (((37 < a28 && a26 <= 217) && a14 + 114 <= 0) && 0 <= a14 + 181)) || ((((a26 < 600436 && (\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181)) && 321493 <= a26) && a14 + 84 <= 0) && !(a24 == 3))) || (a14 + 182 <= 0 && (\exists v_~a28~0_1867 : int :: (!(0 == (v_~a28~0_1867 + 6) % 82) && (v_~a28~0_1867 + 6) % 82 + 137 <= a28) && v_~a28~0_1867 < 89948))) || ((!(a24 == 3) && 37 < a28) && 2 <= a24)) || (((37 < a28 && a26 <= 217) && a14 + 114 <= 0) && a26 <= 124)) || 1 < \old(a24)) || \old(a28) < 111) || (((a14 == \old(a14) && a26 == \old(a26)) && \old(a24) == a24) && a28 == \old(a28))) || (((\exists v_prenex_29 : int :: ((((!(0 == (9 * v_prenex_29 / 10 + 1) % 299849) && (9 * v_prenex_29 / 10 + 1) % 299849 + 300 <= a28) && 0 == 9 * v_prenex_29 / 10 % 299849) && 9 * v_prenex_29 < 0) && !(9 * v_prenex_29 % 10 == 0)) && 9 * v_prenex_29 / 10 + 1 < 0) && a26 <= 217) && a14 + 84 <= 0)) || (125 <= a26 && a14 + 114 <= 0 && (((!(a24 == 2) && 0 <= \old(a26) + 67) && a28 <= 134) && a26 <= 217) && a14 + 84 <= 0)) || ((a26 <= 321684 && (\exists v_prenex_29 : int :: ((((!(0 == (9 * v_prenex_29 / 10 + 1) % 299849) && (9 * v_prenex_29 / 10 + 1) % 299849 + 300 <= a28) && 0 == 9 * v_prenex_29 / 10 % 299849) && 9 * v_prenex_29 < 0) && !(9 * v_prenex_29 % 10 == 0)) && 9 * v_prenex_29 / 10 + 1 < 0)) && (a26 < 600436 && 37 < a28) && a24 <= 1)) || (((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && !(a24 == 3)) && 2 <= a24)) || 124 < a21) || (a24 <= 1 && a14 + 84 <= 0)) || 0 < \old(a14) + 79) || (a26 <= 217 && !(a24 == 3))) || \old(a26) < 125) || 111 < \old(a28)) || (((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && (((!(a24 == 2) && 0 <= \old(a26) + 67) && a28 <= 134) && a26 <= 217) && a14 + 84 <= 0) && a26 <= 124)) || 222 < \old(a26)) || \old(a14) + 79 < 0) || ((a26 + 554655 <= 0 && a14 + 84 <= 0) && (\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. SAFE Result, 270.2s OverallTime, 23 OverallIterations, 9 TraceHistogramMax, 118.3s AutomataDifference, 0.0s DeadEndRemovalTime, 89.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4751 SDtfs, 53464 SDslu, 6689 SDs, 0 SdLazy, 98838 SolverSat, 14222 SolverUnsat, 357 SolverUnknown, 0 SolverNotchecked, 89.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32798 GetRequests, 32313 SyntacticMatches, 37 SemanticMatches, 448 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4359 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134122occurred in iteration=20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.9s AbstIntTime, 20 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 15.6s AutomataMinimizationTime, 23 MinimizatonAttempts, 39844 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9942 PreInvPairs, 11598 NumberOfFragments, 4463 HoareAnnotationTreeSize, 9942 FomulaSimplifications, 3270525 FormulaSimplificationTreeSizeReduction, 18.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 834480 FormulaSimplificationTreeSizeReductionInter, 70.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.8s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 24.5s InterpolantComputationTime, 32619 NumberOfCodeBlocks, 32619 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 48644 ConstructedInterpolants, 305 QuantifiedInterpolants, 112928754 SizeOfPredicates, 37 NumberOfNonLiveVariables, 22519 ConjunctsInSsa, 135 ConjunctsInUnsatCore, 63 InterpolantComputations, 10 PerfectInterpolantSequences, 77377/84934 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...