./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label05_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label05_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 68da771056b5e949718fb6dadad5d07a6902939c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:17:00,176 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:17:00,177 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:17:00,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:17:00,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:17:00,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:17:00,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:17:00,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:17:00,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:17:00,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:17:00,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:17:00,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:17:00,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:17:00,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:17:00,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:17:00,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:17:00,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:17:00,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:17:00,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:17:00,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:17:00,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:17:00,195 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:17:00,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:17:00,197 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:17:00,197 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:17:00,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:17:00,198 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:17:00,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:17:00,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:17:00,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:17:00,200 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:17:00,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:17:00,200 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:17:00,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:17:00,200 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:17:00,201 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:17:00,201 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 16:17:00,208 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:17:00,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:17:00,208 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:17:00,208 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:17:00,208 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 16:17:00,209 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 16:17:00,209 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 16:17:00,210 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 16:17:00,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:17:00,210 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:17:00,210 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:17:00,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:17:00,212 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:17:00,212 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:17:00,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:17:00,213 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 16:17:00,213 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_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 -> 68da771056b5e949718fb6dadad5d07a6902939c [2018-12-08 16:17:00,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:17:00,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:17:00,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:17:00,242 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:17:00,242 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:17:00,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label05_true-unreach-call.c [2018-12-08 16:17:00,278 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/data/3c4431215/f3055c490c6d4d3aabcfc1f53c11f7b4/FLAG363acefca [2018-12-08 16:17:00,666 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:17:00,667 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/sv-benchmarks/c/eca-rers2012/Problem15_label05_true-unreach-call.c [2018-12-08 16:17:00,677 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/data/3c4431215/f3055c490c6d4d3aabcfc1f53c11f7b4/FLAG363acefca [2018-12-08 16:17:00,686 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/data/3c4431215/f3055c490c6d4d3aabcfc1f53c11f7b4 [2018-12-08 16:17:00,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:17:00,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:17:00,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:17:00,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:17:00,691 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:17:00,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:17:00" (1/1) ... [2018-12-08 16:17:00,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdf4af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:00, skipping insertion in model container [2018-12-08 16:17:00,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:17:00" (1/1) ... [2018-12-08 16:17:00,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:17:00,740 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:17:01,086 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:17:01,089 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:17:01,276 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:17:01,286 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:17:01,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01 WrapperNode [2018-12-08 16:17:01,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:17:01,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:17:01,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:17:01,287 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:17:01,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:17:01,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:17:01,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:17:01,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:17:01,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... [2018-12-08 16:17:01,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:17:01,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:17:01,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:17:01,384 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:17:01,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:17:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 16:17:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 16:17:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-08 16:17:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-08 16:17:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 16:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 16:17:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:17:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 16:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 16:17:03,593 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:17:03,593 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 16:17:03,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:17:03 BoogieIcfgContainer [2018-12-08 16:17:03,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:17:03,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:17:03,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:17:03,596 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:17:03,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:17:00" (1/3) ... [2018-12-08 16:17:03,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1961743f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:17:03, skipping insertion in model container [2018-12-08 16:17:03,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:17:01" (2/3) ... [2018-12-08 16:17:03,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1961743f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:17:03, skipping insertion in model container [2018-12-08 16:17:03,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:17:03" (3/3) ... [2018-12-08 16:17:03,598 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label05_true-unreach-call.c [2018-12-08 16:17:03,604 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:17:03,609 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 16:17:03,619 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 16:17:03,640 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:17:03,640 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:17:03,640 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:17:03,640 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:17:03,640 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:17:03,641 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:17:03,641 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:17:03,641 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:17:03,656 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-08 16:17:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 16:17:03,661 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:17:03,662 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:17:03,663 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:17:03,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:17:03,667 INFO L82 PathProgramCache]: Analyzing trace with hash -1317057632, now seen corresponding path program 1 times [2018-12-08 16:17:03,668 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:17:03,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:03,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:17:03,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:03,697 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:17:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:17:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:17:03,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:17:03,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 16:17:03,862 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:17:03,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 16:17:03,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 16:17:03,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:17:03,875 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-12-08 16:17:06,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:17:06,369 INFO L93 Difference]: Finished difference Result 1510 states and 2773 transitions. [2018-12-08 16:17:06,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 16:17:06,370 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-12-08 16:17:06,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:17:06,386 INFO L225 Difference]: With dead ends: 1510 [2018-12-08 16:17:06,386 INFO L226 Difference]: Without dead ends: 1006 [2018-12-08 16:17:06,391 INFO L631 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 [2018-12-08 16:17:06,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1006 states. [2018-12-08 16:17:06,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1006 to 1004. [2018-12-08 16:17:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1004 states. [2018-12-08 16:17:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1509 transitions. [2018-12-08 16:17:06,449 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1509 transitions. Word has length 70 [2018-12-08 16:17:06,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:17:06,450 INFO L480 AbstractCegarLoop]: Abstraction has 1004 states and 1509 transitions. [2018-12-08 16:17:06,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 16:17:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1509 transitions. [2018-12-08 16:17:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 16:17:06,454 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:17:06,455 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:17:06,455 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:17:06,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:17:06,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1905584676, now seen corresponding path program 1 times [2018-12-08 16:17:06,455 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:17:06,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:06,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:17:06,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:06,457 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:17:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:17:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:17:06,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:17:06,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 16:17:06,569 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:17:06,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 16:17:06,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 16:17:06,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:17:06,571 INFO L87 Difference]: Start difference. First operand 1004 states and 1509 transitions. Second operand 4 states. [2018-12-08 16:17:08,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:17:08,460 INFO L93 Difference]: Finished difference Result 3854 states and 5903 transitions. [2018-12-08 16:17:08,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 16:17:08,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-12-08 16:17:08,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:17:08,471 INFO L225 Difference]: With dead ends: 3854 [2018-12-08 16:17:08,471 INFO L226 Difference]: Without dead ends: 2856 [2018-12-08 16:17:08,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:17:08,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2856 states. [2018-12-08 16:17:08,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2856 to 2544. [2018-12-08 16:17:08,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2544 states. [2018-12-08 16:17:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 3555 transitions. [2018-12-08 16:17:08,533 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 3555 transitions. Word has length 139 [2018-12-08 16:17:08,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:17:08,533 INFO L480 AbstractCegarLoop]: Abstraction has 2544 states and 3555 transitions. [2018-12-08 16:17:08,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 16:17:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3555 transitions. [2018-12-08 16:17:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-08 16:17:08,540 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:17:08,541 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:17:08,541 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:17:08,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:17:08,541 INFO L82 PathProgramCache]: Analyzing trace with hash 675649036, now seen corresponding path program 1 times [2018-12-08 16:17:08,541 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:17:08,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:08,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:17:08,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:17:08,543 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:17:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:17:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 196 proven. 237 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:17:08,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:17:08,760 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:17:08,760 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 344 with the following transitions: [2018-12-08 16:17:08,762 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:17:08,788 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:17:08,788 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:17:09,447 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 16:17:09,448 INFO L272 AbstractInterpreter]: Visited 108 different actions 311 times. Merged at 4 different actions 7 times. Never widened. Performed 3325 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3325 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 16:17:09,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:17:09,454 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 16:17:09,779 INFO L227 lantSequenceWeakener]: Weakened 340 states. On average, predicates are now at 84.18% of their original sizes. [2018-12-08 16:17:09,779 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 16:17:09,814 INFO L418 sIntCurrentIteration]: We unified 342 AI predicates to 342 [2018-12-08 16:17:09,814 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 16:17:09,815 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:17:09,815 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-08 16:17:09,815 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:17:09,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:17:09,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:17:09,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 16:17:09,816 INFO L87 Difference]: Start difference. First operand 2544 states and 3555 transitions. Second operand 9 states. [2018-12-08 16:18:09,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:09,265 INFO L93 Difference]: Finished difference Result 5700 states and 7801 transitions. [2018-12-08 16:18:09,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 16:18:09,265 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 343 [2018-12-08 16:18:09,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:09,271 INFO L225 Difference]: With dead ends: 5700 [2018-12-08 16:18:09,271 INFO L226 Difference]: Without dead ends: 3162 [2018-12-08 16:18:09,273 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 348 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-08 16:18:09,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2018-12-08 16:18:09,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3160. [2018-12-08 16:18:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3160 states. [2018-12-08 16:18:09,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 4193 transitions. [2018-12-08 16:18:09,309 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 4193 transitions. Word has length 343 [2018-12-08 16:18:09,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:09,310 INFO L480 AbstractCegarLoop]: Abstraction has 3160 states and 4193 transitions. [2018-12-08 16:18:09,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 4193 transitions. [2018-12-08 16:18:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2018-12-08 16:18:09,314 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:09,314 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:09,315 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:09,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:09,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1127276032, now seen corresponding path program 1 times [2018-12-08 16:18:09,315 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:09,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:09,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:09,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:09,316 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 223 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:18:09,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:09,524 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:09,524 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 444 with the following transitions: [2018-12-08 16:18:09,525 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:09,533 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:09,533 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:10,144 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:10,144 INFO L272 AbstractInterpreter]: Visited 283 different actions 1121 times. Merged at 6 different actions 21 times. Never widened. Performed 15999 root evaluator evaluations with a maximum evaluation depth of 16. Performed 15999 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 16:18:10,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:10,146 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:10,146 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:10,147 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:10,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:10,153 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:10,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 223 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:18:10,331 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 223 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:18:10,499 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:10,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-08 16:18:10,499 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:10,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:18:10,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:18:10,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-08 16:18:10,500 INFO L87 Difference]: Start difference. First operand 3160 states and 4193 transitions. Second operand 9 states. [2018-12-08 16:18:14,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:14,253 INFO L93 Difference]: Finished difference Result 7115 states and 10196 transitions. [2018-12-08 16:18:14,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-08 16:18:14,254 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 443 [2018-12-08 16:18:14,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:14,265 INFO L225 Difference]: With dead ends: 7115 [2018-12-08 16:18:14,265 INFO L226 Difference]: Without dead ends: 4577 [2018-12-08 16:18:14,270 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 912 GetRequests, 888 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2018-12-08 16:18:14,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4577 states. [2018-12-08 16:18:14,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4577 to 4567. [2018-12-08 16:18:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4567 states. [2018-12-08 16:18:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4567 states and 5875 transitions. [2018-12-08 16:18:14,334 INFO L78 Accepts]: Start accepts. Automaton has 4567 states and 5875 transitions. Word has length 443 [2018-12-08 16:18:14,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:14,334 INFO L480 AbstractCegarLoop]: Abstraction has 4567 states and 5875 transitions. [2018-12-08 16:18:14,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 5875 transitions. [2018-12-08 16:18:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2018-12-08 16:18:14,341 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:14,341 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-08 16:18:14,341 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:14,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:14,342 INFO L82 PathProgramCache]: Analyzing trace with hash -2083190187, now seen corresponding path program 1 times [2018-12-08 16:18:14,342 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:14,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:14,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:14,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:14,343 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 384 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:18:14,525 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:14,525 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:14,525 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 465 with the following transitions: [2018-12-08 16:18:14,526 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:14,529 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:14,529 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:15,086 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:15,087 INFO L272 AbstractInterpreter]: Visited 210 different actions 1035 times. Merged at 7 different actions 28 times. Never widened. Performed 13994 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13994 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:18:15,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:15,088 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:15,088 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:15,088 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:15,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:15,094 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:15,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 384 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:18:15,239 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:15,347 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 3 [2018-12-08 16:18:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 384 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:18:15,504 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:15,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:18:15,504 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:15,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:18:15,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:18:15,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:18:15,505 INFO L87 Difference]: Start difference. First operand 4567 states and 5875 transitions. Second operand 9 states. [2018-12-08 16:18:19,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:19,378 INFO L93 Difference]: Finished difference Result 10520 states and 15253 transitions. [2018-12-08 16:18:19,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-08 16:18:19,379 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 464 [2018-12-08 16:18:19,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:19,406 INFO L225 Difference]: With dead ends: 10520 [2018-12-08 16:18:19,406 INFO L226 Difference]: Without dead ends: 6575 [2018-12-08 16:18:19,418 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 955 GetRequests, 934 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-12-08 16:18:19,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6575 states. [2018-12-08 16:18:19,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6575 to 6553. [2018-12-08 16:18:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6553 states. [2018-12-08 16:18:19,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6553 states to 6553 states and 8676 transitions. [2018-12-08 16:18:19,522 INFO L78 Accepts]: Start accepts. Automaton has 6553 states and 8676 transitions. Word has length 464 [2018-12-08 16:18:19,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:19,522 INFO L480 AbstractCegarLoop]: Abstraction has 6553 states and 8676 transitions. [2018-12-08 16:18:19,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 6553 states and 8676 transitions. [2018-12-08 16:18:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2018-12-08 16:18:19,525 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:19,526 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:18:19,526 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:19,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:19,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1831361521, now seen corresponding path program 1 times [2018-12-08 16:18:19,526 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:19,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:19,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:19,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:19,527 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 411 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:18:19,683 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:19,683 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:19,684 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 494 with the following transitions: [2018-12-08 16:18:19,684 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:19,686 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:19,686 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:20,035 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:20,035 INFO L272 AbstractInterpreter]: Visited 210 different actions 826 times. Merged at 6 different actions 19 times. Never widened. Performed 10871 root evaluator evaluations with a maximum evaluation depth of 15. Performed 10871 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:18:20,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:20,038 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:20,038 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:20,038 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:20,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:20,043 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:20,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2018-12-08 16:18:20,229 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2018-12-08 16:18:20,548 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:18:20,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [6] total 12 [2018-12-08 16:18:20,548 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:18:20,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 16:18:20,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 16:18:20,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-12-08 16:18:20,549 INFO L87 Difference]: Start difference. First operand 6553 states and 8676 transitions. Second operand 5 states. [2018-12-08 16:18:22,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:22,501 INFO L93 Difference]: Finished difference Result 17816 states and 26290 transitions. [2018-12-08 16:18:22,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 16:18:22,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 493 [2018-12-08 16:18:22,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:22,535 INFO L225 Difference]: With dead ends: 17816 [2018-12-08 16:18:22,535 INFO L226 Difference]: Without dead ends: 11885 [2018-12-08 16:18:22,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 992 GetRequests, 979 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-12-08 16:18:22,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11885 states. [2018-12-08 16:18:22,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11885 to 11123. [2018-12-08 16:18:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11123 states. [2018-12-08 16:18:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11123 states to 11123 states and 14768 transitions. [2018-12-08 16:18:22,726 INFO L78 Accepts]: Start accepts. Automaton has 11123 states and 14768 transitions. Word has length 493 [2018-12-08 16:18:22,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:22,726 INFO L480 AbstractCegarLoop]: Abstraction has 11123 states and 14768 transitions. [2018-12-08 16:18:22,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 16:18:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11123 states and 14768 transitions. [2018-12-08 16:18:22,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2018-12-08 16:18:22,731 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:22,731 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-08 16:18:22,731 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:22,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:22,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1396715431, now seen corresponding path program 1 times [2018-12-08 16:18:22,731 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:22,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:22,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:22,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:22,732 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2018-12-08 16:18:23,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:18:23,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 16:18:23,020 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:18:23,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:18:23,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:18:23,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:18:23,021 INFO L87 Difference]: Start difference. First operand 11123 states and 14768 transitions. Second operand 3 states. [2018-12-08 16:18:24,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:24,669 INFO L93 Difference]: Finished difference Result 24495 states and 34276 transitions. [2018-12-08 16:18:24,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:18:24,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 583 [2018-12-08 16:18:24,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:24,707 INFO L225 Difference]: With dead ends: 24495 [2018-12-08 16:18:24,707 INFO L226 Difference]: Without dead ends: 13994 [2018-12-08 16:18:24,730 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:18:24,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13994 states. [2018-12-08 16:18:24,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13994 to 13992. [2018-12-08 16:18:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13992 states. [2018-12-08 16:18:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13992 states to 13992 states and 19472 transitions. [2018-12-08 16:18:24,937 INFO L78 Accepts]: Start accepts. Automaton has 13992 states and 19472 transitions. Word has length 583 [2018-12-08 16:18:24,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:24,937 INFO L480 AbstractCegarLoop]: Abstraction has 13992 states and 19472 transitions. [2018-12-08 16:18:24,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:18:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 13992 states and 19472 transitions. [2018-12-08 16:18:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-08 16:18:24,946 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:24,946 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:24,947 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:24,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:24,947 INFO L82 PathProgramCache]: Analyzing trace with hash 1945948811, now seen corresponding path program 1 times [2018-12-08 16:18:24,947 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:24,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:24,947 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:24,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:24,947 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:25,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 696 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:25,211 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:25,212 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:25,212 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 671 with the following transitions: [2018-12-08 16:18:25,212 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:25,214 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:25,214 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:25,890 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:25,890 INFO L272 AbstractInterpreter]: Visited 214 different actions 1271 times. Merged at 9 different actions 46 times. Widened at 1 different actions 2 times. Performed 17219 root evaluator evaluations with a maximum evaluation depth of 15. Performed 17219 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 13 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 16:18:25,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:25,894 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:25,894 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:25,894 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:25,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:25,901 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:25,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 696 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:26,102 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 696 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:26,400 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:26,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-08 16:18:26,400 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:26,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 16:18:26,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 16:18:26,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-12-08 16:18:26,401 INFO L87 Difference]: Start difference. First operand 13992 states and 19472 transitions. Second operand 7 states. [2018-12-08 16:18:29,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:29,368 INFO L93 Difference]: Finished difference Result 31647 states and 45483 transitions. [2018-12-08 16:18:29,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 16:18:29,368 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 670 [2018-12-08 16:18:29,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:29,414 INFO L225 Difference]: With dead ends: 31647 [2018-12-08 16:18:29,414 INFO L226 Difference]: Without dead ends: 18277 [2018-12-08 16:18:29,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1355 GetRequests, 1341 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2018-12-08 16:18:29,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18277 states. [2018-12-08 16:18:29,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18277 to 15071. [2018-12-08 16:18:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15071 states. [2018-12-08 16:18:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15071 states to 15071 states and 21728 transitions. [2018-12-08 16:18:29,685 INFO L78 Accepts]: Start accepts. Automaton has 15071 states and 21728 transitions. Word has length 670 [2018-12-08 16:18:29,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:29,686 INFO L480 AbstractCegarLoop]: Abstraction has 15071 states and 21728 transitions. [2018-12-08 16:18:29,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 16:18:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 15071 states and 21728 transitions. [2018-12-08 16:18:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2018-12-08 16:18:29,694 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:29,694 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:29,694 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:29,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:29,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1652511315, now seen corresponding path program 1 times [2018-12-08 16:18:29,695 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:29,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:29,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:29,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:29,695 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 266 proven. 2 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-12-08 16:18:29,894 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:29,894 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:29,894 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 684 with the following transitions: [2018-12-08 16:18:29,894 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [860], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:29,896 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:29,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:32,590 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:32,590 INFO L272 AbstractInterpreter]: Visited 287 different actions 851 times. Merged at 8 different actions 16 times. Never widened. Performed 11778 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11778 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 16:18:32,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:32,592 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:32,592 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:32,592 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:32,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:32,598 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:32,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-08 16:18:32,800 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 266 proven. 2 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-12-08 16:18:33,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-08 16:18:33,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-12-08 16:18:33,004 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:18:33,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:18:33,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:18:33,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:18:33,005 INFO L87 Difference]: Start difference. First operand 15071 states and 21728 transitions. Second operand 3 states. [2018-12-08 16:18:34,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:34,369 INFO L93 Difference]: Finished difference Result 29831 states and 43212 transitions. [2018-12-08 16:18:34,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:18:34,369 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 683 [2018-12-08 16:18:34,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:34,415 INFO L225 Difference]: With dead ends: 29831 [2018-12-08 16:18:34,415 INFO L226 Difference]: Without dead ends: 15382 [2018-12-08 16:18:34,440 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1368 GetRequests, 1366 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:18:34,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15382 states. [2018-12-08 16:18:34,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15382 to 15067. [2018-12-08 16:18:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15067 states. [2018-12-08 16:18:34,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15067 states to 15067 states and 21686 transitions. [2018-12-08 16:18:34,660 INFO L78 Accepts]: Start accepts. Automaton has 15067 states and 21686 transitions. Word has length 683 [2018-12-08 16:18:34,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:34,661 INFO L480 AbstractCegarLoop]: Abstraction has 15067 states and 21686 transitions. [2018-12-08 16:18:34,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:18:34,661 INFO L276 IsEmpty]: Start isEmpty. Operand 15067 states and 21686 transitions. [2018-12-08 16:18:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2018-12-08 16:18:34,670 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:34,671 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:34,671 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:34,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:34,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1247658264, now seen corresponding path program 1 times [2018-12-08 16:18:34,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:34,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:34,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:34,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:34,672 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 697 proven. 2 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-12-08 16:18:34,930 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:34,930 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:34,931 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 714 with the following transitions: [2018-12-08 16:18:34,931 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1060], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:34,932 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:34,932 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:35,420 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:35,420 INFO L272 AbstractInterpreter]: Visited 212 different actions 1048 times. Merged at 9 different actions 31 times. Never widened. Performed 14132 root evaluator evaluations with a maximum evaluation depth of 15. Performed 14132 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 10 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:18:35,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:35,422 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:35,422 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:35,422 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:18:35,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:35,429 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:35,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 697 proven. 2 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-12-08 16:18:35,673 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:35,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 697 proven. 2 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2018-12-08 16:18:35,945 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:35,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:18:35,945 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:35,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:18:35,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:18:35,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:18:35,946 INFO L87 Difference]: Start difference. First operand 15067 states and 21686 transitions. Second operand 9 states. [2018-12-08 16:18:39,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:39,422 INFO L93 Difference]: Finished difference Result 31108 states and 45949 transitions. [2018-12-08 16:18:39,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 16:18:39,423 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 713 [2018-12-08 16:18:39,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:39,463 INFO L225 Difference]: With dead ends: 31108 [2018-12-08 16:18:39,464 INFO L226 Difference]: Without dead ends: 16663 [2018-12-08 16:18:39,490 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1445 GetRequests, 1428 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-12-08 16:18:39,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16663 states. [2018-12-08 16:18:39,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16663 to 16330. [2018-12-08 16:18:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16330 states. [2018-12-08 16:18:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16330 states to 16330 states and 22800 transitions. [2018-12-08 16:18:39,704 INFO L78 Accepts]: Start accepts. Automaton has 16330 states and 22800 transitions. Word has length 713 [2018-12-08 16:18:39,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:39,704 INFO L480 AbstractCegarLoop]: Abstraction has 16330 states and 22800 transitions. [2018-12-08 16:18:39,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 16330 states and 22800 transitions. [2018-12-08 16:18:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2018-12-08 16:18:39,713 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:39,713 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2018-12-08 16:18:39,713 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:39,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:39,713 INFO L82 PathProgramCache]: Analyzing trace with hash 49723370, now seen corresponding path program 1 times [2018-12-08 16:18:39,713 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:39,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:39,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:39,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:39,714 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 773 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:40,016 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:40,016 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:40,016 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 724 with the following transitions: [2018-12-08 16:18:40,017 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [986], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:40,018 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:40,018 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:40,717 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:40,717 INFO L272 AbstractInterpreter]: Visited 214 different actions 1270 times. Merged at 9 different actions 45 times. Widened at 1 different actions 1 times. Performed 17136 root evaluator evaluations with a maximum evaluation depth of 16. Performed 17136 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 13 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:18:40,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:40,718 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:40,718 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:40,719 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:18:40,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:40,725 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:40,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 773 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:40,954 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 773 proven. 2 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-12-08 16:18:41,265 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:41,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:18:41,265 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:41,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:18:41,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:18:41,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:18:41,266 INFO L87 Difference]: Start difference. First operand 16330 states and 22800 transitions. Second operand 9 states. [2018-12-08 16:18:44,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:44,497 INFO L93 Difference]: Finished difference Result 29623 states and 40085 transitions. [2018-12-08 16:18:44,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-08 16:18:44,498 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 723 [2018-12-08 16:18:44,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:44,521 INFO L225 Difference]: With dead ends: 29623 [2018-12-08 16:18:44,521 INFO L226 Difference]: Without dead ends: 13915 [2018-12-08 16:18:44,548 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1467 GetRequests, 1449 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2018-12-08 16:18:44,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13915 states. [2018-12-08 16:18:44,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13915 to 13065. [2018-12-08 16:18:44,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13065 states. [2018-12-08 16:18:44,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13065 states to 13065 states and 14552 transitions. [2018-12-08 16:18:44,678 INFO L78 Accepts]: Start accepts. Automaton has 13065 states and 14552 transitions. Word has length 723 [2018-12-08 16:18:44,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:44,679 INFO L480 AbstractCegarLoop]: Abstraction has 13065 states and 14552 transitions. [2018-12-08 16:18:44,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 13065 states and 14552 transitions. [2018-12-08 16:18:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2018-12-08 16:18:44,687 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:44,687 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:44,687 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:44,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:44,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1591083732, now seen corresponding path program 1 times [2018-12-08 16:18:44,688 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:44,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:44,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:44,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:44,689 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 717 proven. 2 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2018-12-08 16:18:44,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:44,939 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:44,939 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 726 with the following transitions: [2018-12-08 16:18:44,939 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [718], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [888], [893], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:44,941 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:44,941 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:45,544 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:45,544 INFO L272 AbstractInterpreter]: Visited 216 different actions 1270 times. Merged at 9 different actions 41 times. Widened at 1 different actions 1 times. Performed 17174 root evaluator evaluations with a maximum evaluation depth of 15. Performed 17174 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 13 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 16:18:45,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:45,546 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:45,546 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:45,546 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:18:45,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:45,552 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:45,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 1001 proven. 2 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2018-12-08 16:18:45,812 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 682 proven. 100 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2018-12-08 16:18:46,205 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:46,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 12 [2018-12-08 16:18:46,205 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:46,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:18:46,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:18:46,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-12-08 16:18:46,206 INFO L87 Difference]: Start difference. First operand 13065 states and 14552 transitions. Second operand 9 states. [2018-12-08 16:18:53,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:53,502 INFO L93 Difference]: Finished difference Result 39472 states and 44703 transitions. [2018-12-08 16:18:53,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-08 16:18:53,503 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 725 [2018-12-08 16:18:53,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:18:53,528 INFO L225 Difference]: With dead ends: 39472 [2018-12-08 16:18:53,528 INFO L226 Difference]: Without dead ends: 23849 [2018-12-08 16:18:53,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1518 GetRequests, 1474 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=379, Invalid=1601, Unknown=0, NotChecked=0, Total=1980 [2018-12-08 16:18:53,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23849 states. [2018-12-08 16:18:53,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23849 to 21678. [2018-12-08 16:18:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21678 states. [2018-12-08 16:18:53,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21678 states to 21678 states and 23365 transitions. [2018-12-08 16:18:53,730 INFO L78 Accepts]: Start accepts. Automaton has 21678 states and 23365 transitions. Word has length 725 [2018-12-08 16:18:53,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:18:53,730 INFO L480 AbstractCegarLoop]: Abstraction has 21678 states and 23365 transitions. [2018-12-08 16:18:53,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:18:53,730 INFO L276 IsEmpty]: Start isEmpty. Operand 21678 states and 23365 transitions. [2018-12-08 16:18:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2018-12-08 16:18:53,740 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:18:53,740 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:18:53,740 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:18:53,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:53,741 INFO L82 PathProgramCache]: Analyzing trace with hash -257207340, now seen corresponding path program 1 times [2018-12-08 16:18:53,741 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:18:53,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:53,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:53,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:18:53,742 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:18:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:54,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 665 proven. 2 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2018-12-08 16:18:54,014 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:54,014 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:18:54,014 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 756 with the following transitions: [2018-12-08 16:18:54,015 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:18:54,017 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:18:54,017 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:18:56,728 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:18:56,728 INFO L272 AbstractInterpreter]: Visited 287 different actions 852 times. Merged at 8 different actions 17 times. Never widened. Performed 11756 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11756 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 16:18:56,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:18:56,730 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:18:56,730 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:18:56,730 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:18:56,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:18:56,736 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:18:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:18:56,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:18:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 665 proven. 2 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2018-12-08 16:18:56,985 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:18:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 665 proven. 2 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2018-12-08 16:18:57,289 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:18:57,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2018-12-08 16:18:57,290 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:18:57,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 16:18:57,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 16:18:57,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:18:57,291 INFO L87 Difference]: Start difference. First operand 21678 states and 23365 transitions. Second operand 7 states. [2018-12-08 16:18:59,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:18:59,989 INFO L93 Difference]: Finished difference Result 47382 states and 51132 transitions. [2018-12-08 16:18:59,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 16:18:59,989 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 755 [2018-12-08 16:18:59,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:19:00,023 INFO L225 Difference]: With dead ends: 47382 [2018-12-08 16:19:00,023 INFO L226 Difference]: Without dead ends: 28166 [2018-12-08 16:19:00,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1529 GetRequests, 1512 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2018-12-08 16:19:00,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28166 states. [2018-12-08 16:19:00,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28166 to 23551. [2018-12-08 16:19:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23551 states. [2018-12-08 16:19:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23551 states to 23551 states and 25449 transitions. [2018-12-08 16:19:00,250 INFO L78 Accepts]: Start accepts. Automaton has 23551 states and 25449 transitions. Word has length 755 [2018-12-08 16:19:00,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:19:00,250 INFO L480 AbstractCegarLoop]: Abstraction has 23551 states and 25449 transitions. [2018-12-08 16:19:00,250 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 16:19:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 23551 states and 25449 transitions. [2018-12-08 16:19:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2018-12-08 16:19:00,259 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:19:00,259 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:19:00,260 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:19:00,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:19:00,260 INFO L82 PathProgramCache]: Analyzing trace with hash -2146492150, now seen corresponding path program 1 times [2018-12-08 16:19:00,260 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:19:00,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:19:00,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:19:00,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:19:00,260 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:19:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:19:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2018-12-08 16:19:00,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:19:00,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 16:19:00,594 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:19:00,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 16:19:00,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 16:19:00,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:19:00,595 INFO L87 Difference]: Start difference. First operand 23551 states and 25449 transitions. Second operand 4 states. [2018-12-08 16:19:02,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:19:02,803 INFO L93 Difference]: Finished difference Result 53903 states and 58345 transitions. [2018-12-08 16:19:02,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 16:19:02,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 768 [2018-12-08 16:19:02,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:19:02,840 INFO L225 Difference]: With dead ends: 53903 [2018-12-08 16:19:02,840 INFO L226 Difference]: Without dead ends: 31885 [2018-12-08 16:19:02,858 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:19:02,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31885 states. [2018-12-08 16:19:03,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31885 to 28796. [2018-12-08 16:19:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28796 states. [2018-12-08 16:19:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28796 states to 28796 states and 30805 transitions. [2018-12-08 16:19:03,105 INFO L78 Accepts]: Start accepts. Automaton has 28796 states and 30805 transitions. Word has length 768 [2018-12-08 16:19:03,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:19:03,105 INFO L480 AbstractCegarLoop]: Abstraction has 28796 states and 30805 transitions. [2018-12-08 16:19:03,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 16:19:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 28796 states and 30805 transitions. [2018-12-08 16:19:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2018-12-08 16:19:03,115 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:19:03,116 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:19:03,116 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:19:03,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:19:03,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1678763494, now seen corresponding path program 1 times [2018-12-08 16:19:03,116 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:19:03,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:19:03,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:19:03,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:19:03,117 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:19:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:19:03,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 6 proven. 270 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2018-12-08 16:19:03,588 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:19:03,588 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:19:03,588 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 809 with the following transitions: [2018-12-08 16:19:03,588 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1167], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:19:03,591 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:19:03,591 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:19:04,191 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:19:04,191 INFO L272 AbstractInterpreter]: Visited 285 different actions 1139 times. Merged at 8 different actions 31 times. Never widened. Performed 16194 root evaluator evaluations with a maximum evaluation depth of 17. Performed 16194 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 16:19:04,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:19:04,193 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:19:04,193 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:19:04,193 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:19:04,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:19:04,199 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:19:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:19:04,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:19:06,399 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-12-08 16:19:07,079 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_2 Int)) (let ((.cse0 (mod v_prenex_2 299926))) (and (= 0 .cse0) (<= (+ v_prenex_2 44) 0) (<= .cse0 (+ c_~a0~0 300073))))) (exists ((v_prenex_1 Int)) (let ((.cse1 (mod v_prenex_1 299926))) (and (< v_prenex_1 0) (<= .cse1 (+ c_~a0~0 599999)) (<= (+ v_prenex_1 44) 0) (not (= 0 .cse1)))))) is different from true [2018-12-08 16:19:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 385 trivial. 15 not checked. [2018-12-08 16:19:07,966 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:19:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 699 proven. 2 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2018-12-08 16:19:08,339 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:19:08,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 18 [2018-12-08 16:19:08,340 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:19:08,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-08 16:19:08,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-08 16:19:08,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=192, Unknown=2, NotChecked=30, Total=306 [2018-12-08 16:19:08,341 INFO L87 Difference]: Start difference. First operand 28796 states and 30805 transitions. Second operand 15 states. [2018-12-08 16:19:13,643 WARN L180 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-12-08 16:19:14,892 WARN L854 $PredicateComparison]: unable to prove that (and (or (exists ((v_prenex_2 Int)) (let ((.cse0 (mod v_prenex_2 299926))) (and (= 0 .cse0) (<= (+ v_prenex_2 44) 0) (<= .cse0 (+ c_~a0~0 300073))))) (exists ((v_prenex_1 Int)) (let ((.cse1 (mod v_prenex_1 299926))) (and (< v_prenex_1 0) (<= .cse1 (+ c_~a0~0 599999)) (<= (+ v_prenex_1 44) 0) (not (= 0 .cse1)))))) (or (exists ((v_prenex_1 Int)) (let ((.cse2 (mod v_prenex_1 299926))) (and (< v_prenex_1 0) (<= v_prenex_1 |c_old(~a0~0)|) (<= .cse2 (+ c_~a0~0 599999)) (not (= 0 .cse2))))) (exists ((v_prenex_2 Int)) (let ((.cse3 (mod v_prenex_2 299926))) (and (= 0 .cse3) (<= v_prenex_2 |c_old(~a0~0)|) (<= .cse3 (+ c_~a0~0 300073))))))) is different from true [2018-12-08 16:19:20,352 WARN L180 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 29 DAG size of output: 16 [2018-12-08 16:19:24,120 WARN L180 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-12-08 16:19:30,164 WARN L180 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 30 DAG size of output: 19 [2018-12-08 16:20:00,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:20:00,470 INFO L93 Difference]: Finished difference Result 80761 states and 87417 transitions. [2018-12-08 16:20:00,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-08 16:20:00,471 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 808 [2018-12-08 16:20:00,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:20:00,547 INFO L225 Difference]: With dead ends: 80761 [2018-12-08 16:20:00,547 INFO L226 Difference]: Without dead ends: 54120 [2018-12-08 16:20:00,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1660 GetRequests, 1612 SyntacticMatches, 11 SemanticMatches, 37 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 18.3s TimeCoverageRelationStatistics Valid=376, Invalid=957, Unknown=7, NotChecked=142, Total=1482 [2018-12-08 16:20:00,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54120 states. [2018-12-08 16:20:01,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54120 to 49796. [2018-12-08 16:20:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49796 states. [2018-12-08 16:20:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49796 states to 49796 states and 54302 transitions. [2018-12-08 16:20:01,074 INFO L78 Accepts]: Start accepts. Automaton has 49796 states and 54302 transitions. Word has length 808 [2018-12-08 16:20:01,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:20:01,075 INFO L480 AbstractCegarLoop]: Abstraction has 49796 states and 54302 transitions. [2018-12-08 16:20:01,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-08 16:20:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 49796 states and 54302 transitions. [2018-12-08 16:20:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2018-12-08 16:20:01,114 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:20:01,115 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:20:01,115 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:20:01,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:01,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1875832727, now seen corresponding path program 1 times [2018-12-08 16:20:01,116 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:20:01,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:01,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:01,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:01,116 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:20:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2151 backedges. 785 proven. 239 refuted. 0 times theorem prover too weak. 1127 trivial. 0 not checked. [2018-12-08 16:20:01,561 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:01,561 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:20:01,561 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 997 with the following transitions: [2018-12-08 16:20:01,561 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [942], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:20:01,564 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:20:01,564 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:20:04,881 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:20:04,881 INFO L272 AbstractInterpreter]: Visited 289 different actions 1148 times. Merged at 9 different actions 28 times. Never widened. Performed 16309 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16309 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 13 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-08 16:20:04,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:04,884 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:20:04,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:04,884 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:20:04,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:04,890 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:20:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:05,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:20:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2151 backedges. 1580 proven. 2 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 16:20:05,247 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:20:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2151 backedges. 785 proven. 239 refuted. 0 times theorem prover too weak. 1127 trivial. 0 not checked. [2018-12-08 16:20:05,652 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:20:05,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2018-12-08 16:20:05,653 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:20:05,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 16:20:05,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 16:20:05,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:20:05,654 INFO L87 Difference]: Start difference. First operand 49796 states and 54302 transitions. Second operand 7 states. [2018-12-08 16:20:09,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:20:09,136 INFO L93 Difference]: Finished difference Result 101466 states and 110592 transitions. [2018-12-08 16:20:09,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 16:20:09,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 996 [2018-12-08 16:20:09,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:20:09,195 INFO L225 Difference]: With dead ends: 101466 [2018-12-08 16:20:09,195 INFO L226 Difference]: Without dead ends: 45627 [2018-12-08 16:20:09,239 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2014 GetRequests, 1996 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2018-12-08 16:20:09,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45627 states. [2018-12-08 16:20:09,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45627 to 43408. [2018-12-08 16:20:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43408 states. [2018-12-08 16:20:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43408 states to 43408 states and 45620 transitions. [2018-12-08 16:20:09,639 INFO L78 Accepts]: Start accepts. Automaton has 43408 states and 45620 transitions. Word has length 996 [2018-12-08 16:20:09,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:20:09,639 INFO L480 AbstractCegarLoop]: Abstraction has 43408 states and 45620 transitions. [2018-12-08 16:20:09,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 16:20:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 43408 states and 45620 transitions. [2018-12-08 16:20:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2018-12-08 16:20:09,679 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:20:09,679 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-08 16:20:09,680 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:20:09,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:09,680 INFO L82 PathProgramCache]: Analyzing trace with hash -2083251090, now seen corresponding path program 1 times [2018-12-08 16:20:09,680 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:20:09,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:09,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:09,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:09,681 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:20:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 1325 proven. 202 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-12-08 16:20:10,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:10,200 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:20:10,201 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1037 with the following transitions: [2018-12-08 16:20:10,201 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1123], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:20:10,203 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:20:10,203 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:20:13,535 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:20:13,535 INFO L272 AbstractInterpreter]: Visited 289 different actions 1147 times. Merged at 9 different actions 27 times. Never widened. Performed 16309 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16309 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 13 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-08 16:20:13,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:13,538 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:20:13,538 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:13,538 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:20:13,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:13,544 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:20:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:13,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:20:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 1323 proven. 204 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-12-08 16:20:15,508 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:20:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 1068 proven. 2 refuted. 0 times theorem prover too weak. 1151 trivial. 0 not checked. [2018-12-08 16:20:16,068 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:20:16,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 6] total 17 [2018-12-08 16:20:16,068 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:20:16,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 16:20:16,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 16:20:16,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=181, Unknown=1, NotChecked=0, Total=272 [2018-12-08 16:20:16,069 INFO L87 Difference]: Start difference. First operand 43408 states and 45620 transitions. Second operand 14 states. [2018-12-08 16:20:26,794 WARN L180 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 27 DAG size of output: 13 [2018-12-08 16:20:39,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:20:39,943 INFO L93 Difference]: Finished difference Result 106295 states and 111425 transitions. [2018-12-08 16:20:39,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-08 16:20:39,944 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1036 [2018-12-08 16:20:39,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:20:40,040 INFO L225 Difference]: With dead ends: 106295 [2018-12-08 16:20:40,041 INFO L226 Difference]: Without dead ends: 68912 [2018-12-08 16:20:40,082 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2124 GetRequests, 2084 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=404, Invalid=855, Unknown=1, NotChecked=0, Total=1260 [2018-12-08 16:20:40,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68912 states. [2018-12-08 16:20:40,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68912 to 64886. [2018-12-08 16:20:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64886 states. [2018-12-08 16:20:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64886 states to 64886 states and 68018 transitions. [2018-12-08 16:20:40,726 INFO L78 Accepts]: Start accepts. Automaton has 64886 states and 68018 transitions. Word has length 1036 [2018-12-08 16:20:40,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:20:40,726 INFO L480 AbstractCegarLoop]: Abstraction has 64886 states and 68018 transitions. [2018-12-08 16:20:40,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 16:20:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 64886 states and 68018 transitions. [2018-12-08 16:20:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2018-12-08 16:20:40,761 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:20:40,762 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-08 16:20:40,762 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:20:40,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:40,762 INFO L82 PathProgramCache]: Analyzing trace with hash 2101488104, now seen corresponding path program 1 times [2018-12-08 16:20:40,762 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:20:40,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:40,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:40,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:20:40,763 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:20:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2230 backedges. 522 proven. 1376 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2018-12-08 16:20:42,490 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:42,490 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:20:42,491 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1046 with the following transitions: [2018-12-08 16:20:42,491 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1159], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:20:42,493 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:20:42,493 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:20:45,828 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:20:45,828 INFO L272 AbstractInterpreter]: Visited 289 different actions 1148 times. Merged at 9 different actions 28 times. Never widened. Performed 16336 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16336 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 13 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-08 16:20:45,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:20:45,830 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:20:45,830 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:20:45,830 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:20:45,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:20:45,836 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:20:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:20:45,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:20:46,659 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_13 Int)) (let ((.cse0 (mod v_prenex_13 299926))) (and (<= .cse0 (+ c_~a0~0 300073)) (= 0 .cse0)))) (exists ((v_prenex_12 Int)) (let ((.cse1 (mod v_prenex_12 299926))) (and (<= .cse1 (+ c_~a0~0 599999)) (< v_prenex_12 0) (not (= 0 .cse1))))) (exists ((v_~a0~0_1083 Int)) (and (<= 0 v_~a0~0_1083) (<= (mod v_~a0~0_1083 299926) (+ c_~a0~0 300073))))) is different from true [2018-12-08 16:20:47,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2230 backedges. 1004 proven. 60 refuted. 0 times theorem prover too weak. 1160 trivial. 6 not checked. [2018-12-08 16:20:47,123 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:20:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2230 backedges. 1068 proven. 2 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-12-08 16:20:47,692 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:20:47,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 6, 6] total 26 [2018-12-08 16:20:47,693 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:20:47,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-12-08 16:20:47,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-12-08 16:20:47,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=523, Unknown=1, NotChecked=46, Total=650 [2018-12-08 16:20:47,694 INFO L87 Difference]: Start difference. First operand 64886 states and 68018 transitions. Second operand 22 states. [2018-12-08 16:20:55,215 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2018-12-08 16:21:00,911 WARN L180 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2018-12-08 16:21:07,996 WARN L180 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 42 DAG size of output: 25 [2018-12-08 16:21:21,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:21:21,995 INFO L93 Difference]: Finished difference Result 136416 states and 142978 transitions. [2018-12-08 16:21:21,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-12-08 16:21:21,996 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1045 [2018-12-08 16:21:21,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:21:22,100 INFO L225 Difference]: With dead ends: 136416 [2018-12-08 16:21:22,100 INFO L226 Difference]: Without dead ends: 72156 [2018-12-08 16:21:22,159 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2277 GetRequests, 2158 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 4827 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=1933, Invalid=12342, Unknown=9, NotChecked=236, Total=14520 [2018-12-08 16:21:22,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72156 states. [2018-12-08 16:21:22,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72156 to 70262. [2018-12-08 16:21:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70262 states. [2018-12-08 16:21:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70262 states to 70262 states and 73606 transitions. [2018-12-08 16:21:22,910 INFO L78 Accepts]: Start accepts. Automaton has 70262 states and 73606 transitions. Word has length 1045 [2018-12-08 16:21:22,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:21:22,911 INFO L480 AbstractCegarLoop]: Abstraction has 70262 states and 73606 transitions. [2018-12-08 16:21:22,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-12-08 16:21:22,911 INFO L276 IsEmpty]: Start isEmpty. Operand 70262 states and 73606 transitions. [2018-12-08 16:21:22,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1252 [2018-12-08 16:21:22,974 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:21:22,974 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-08 16:21:22,975 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:21:22,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:22,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1476804911, now seen corresponding path program 1 times [2018-12-08 16:21:22,975 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:21:22,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:22,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:22,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:22,976 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:21:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:23,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3186 backedges. 1730 proven. 126 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2018-12-08 16:21:23,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:23,657 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:21:23,657 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1252 with the following transitions: [2018-12-08 16:21:23,657 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [862], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1159], [1160], [1164], [1168], [1171], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:21:23,660 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:21:23,660 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:21:27,773 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:21:27,773 INFO L272 AbstractInterpreter]: Visited 302 different actions 1199 times. Merged at 8 different actions 27 times. Never widened. Performed 17114 root evaluator evaluations with a maximum evaluation depth of 21. Performed 17114 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 15 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-08 16:21:27,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:27,775 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:21:27,775 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:27,775 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:21:27,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:27,782 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:21:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:27,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:21:28,628 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_16 Int)) (and (<= 0 v_prenex_16) (<= (mod v_prenex_16 299926) (+ c_~a0~0 300073)))) (exists ((v_~a0~0_1113 Int)) (let ((.cse0 (mod v_~a0~0_1113 299926))) (and (not (= .cse0 0)) (<= .cse0 (+ c_~a0~0 599999)) (< v_~a0~0_1113 0)))) (exists ((v_prenex_17 Int)) (let ((.cse1 (mod v_prenex_17 299926))) (and (<= .cse1 (+ c_~a0~0 300073)) (= .cse1 0))))) is different from true [2018-12-08 16:21:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3186 backedges. 1724 proven. 120 refuted. 0 times theorem prover too weak. 1330 trivial. 12 not checked. [2018-12-08 16:21:29,355 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:21:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 3186 backedges. 1852 proven. 4 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2018-12-08 16:21:30,277 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:21:30,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 13 [2018-12-08 16:21:30,278 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:21:30,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 16:21:30,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 16:21:30,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=87, Unknown=1, NotChecked=20, Total=156 [2018-12-08 16:21:30,279 INFO L87 Difference]: Start difference. First operand 70262 states and 73606 transitions. Second operand 10 states. [2018-12-08 16:21:35,738 WARN L180 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 30 DAG size of output: 13 [2018-12-08 16:21:40,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:21:40,333 INFO L93 Difference]: Finished difference Result 86163 states and 90218 transitions. [2018-12-08 16:21:40,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 16:21:40,333 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1251 [2018-12-08 16:21:40,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:21:40,451 INFO L225 Difference]: With dead ends: 86163 [2018-12-08 16:21:40,451 INFO L226 Difference]: Without dead ends: 86161 [2018-12-08 16:21:40,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2529 GetRequests, 2508 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=139, Invalid=242, Unknown=3, NotChecked=36, Total=420 [2018-12-08 16:21:40,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86161 states. [2018-12-08 16:21:41,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86161 to 75579. [2018-12-08 16:21:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75579 states. [2018-12-08 16:21:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75579 states to 75579 states and 79138 transitions. [2018-12-08 16:21:41,284 INFO L78 Accepts]: Start accepts. Automaton has 75579 states and 79138 transitions. Word has length 1251 [2018-12-08 16:21:41,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:21:41,285 INFO L480 AbstractCegarLoop]: Abstraction has 75579 states and 79138 transitions. [2018-12-08 16:21:41,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 16:21:41,285 INFO L276 IsEmpty]: Start isEmpty. Operand 75579 states and 79138 transitions. [2018-12-08 16:21:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1384 [2018-12-08 16:21:41,358 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:21:41,358 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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] [2018-12-08 16:21:41,358 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:21:41,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:41,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1649578445, now seen corresponding path program 1 times [2018-12-08 16:21:41,359 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:21:41,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:41,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:41,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:41,360 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:21:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3869 backedges. 550 proven. 10 refuted. 0 times theorem prover too weak. 3309 trivial. 0 not checked. [2018-12-08 16:21:42,049 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:42,049 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:21:42,050 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1384 with the following transitions: [2018-12-08 16:21:42,050 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [605], [606], [610], [614], [618], [622], [626], [630], [633], [636], [640], [641], [645], [649], [653], [657], [668], [671], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1167], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1259], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:21:42,053 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:21:42,053 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:21:45,266 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:21:45,266 INFO L272 AbstractInterpreter]: Visited 305 different actions 1208 times. Merged at 8 different actions 28 times. Never widened. Performed 16870 root evaluator evaluations with a maximum evaluation depth of 21. Performed 16870 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 16 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-08 16:21:45,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:45,268 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:21:45,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:45,268 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:21:45,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:45,274 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:21:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:45,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:21:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3869 backedges. 2064 proven. 0 refuted. 0 times theorem prover too weak. 1805 trivial. 0 not checked. [2018-12-08 16:21:45,829 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:21:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3869 backedges. 550 proven. 10 refuted. 0 times theorem prover too weak. 3309 trivial. 0 not checked. [2018-12-08 16:21:46,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-08 16:21:46,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-08 16:21:46,346 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:21:46,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:21:46,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:21:46,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:21:46,347 INFO L87 Difference]: Start difference. First operand 75579 states and 79138 transitions. Second operand 3 states. [2018-12-08 16:21:47,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:21:47,573 INFO L93 Difference]: Finished difference Result 152709 states and 159835 transitions. [2018-12-08 16:21:47,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:21:47,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1383 [2018-12-08 16:21:47,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:21:47,689 INFO L225 Difference]: With dead ends: 152709 [2018-12-08 16:21:47,689 INFO L226 Difference]: Without dead ends: 78063 [2018-12-08 16:21:47,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2768 GetRequests, 2766 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:21:47,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78063 states. [2018-12-08 16:21:48,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78063 to 68743. [2018-12-08 16:21:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68743 states. [2018-12-08 16:21:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68743 states to 68743 states and 71613 transitions. [2018-12-08 16:21:48,513 INFO L78 Accepts]: Start accepts. Automaton has 68743 states and 71613 transitions. Word has length 1383 [2018-12-08 16:21:48,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:21:48,514 INFO L480 AbstractCegarLoop]: Abstraction has 68743 states and 71613 transitions. [2018-12-08 16:21:48,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:21:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 68743 states and 71613 transitions. [2018-12-08 16:21:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1469 [2018-12-08 16:21:48,581 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:21:48,582 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:21:48,582 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:21:48,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:48,582 INFO L82 PathProgramCache]: Analyzing trace with hash 833329087, now seen corresponding path program 1 times [2018-12-08 16:21:48,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:21:48,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:48,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:48,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:21:48,583 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:21:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 1714 proven. 316 refuted. 0 times theorem prover too weak. 1950 trivial. 0 not checked. [2018-12-08 16:21:50,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:50,173 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:21:50,174 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1469 with the following transitions: [2018-12-08 16:21:50,174 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [541], [543], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [605], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [671], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1083], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1259], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1573], [1578], [1580], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:21:50,176 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:21:50,176 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:21:52,664 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:21:52,665 INFO L272 AbstractInterpreter]: Visited 305 different actions 1215 times. Merged at 9 different actions 35 times. Never widened. Performed 16917 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16917 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 16 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-08 16:21:52,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:21:52,666 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:21:52,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:21:52,666 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/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 [2018-12-08 16:21:52,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:21:52,673 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:21:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:21:52,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:21:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 2261 proven. 2 refuted. 0 times theorem prover too weak. 1717 trivial. 0 not checked. [2018-12-08 16:21:53,357 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:21:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 1409 proven. 172 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2018-12-08 16:21:54,130 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:21:54,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:21:54,131 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:21:54,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 16:21:54,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 16:21:54,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:21:54,132 INFO L87 Difference]: Start difference. First operand 68743 states and 71613 transitions. Second operand 8 states. [2018-12-08 16:21:55,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:21:55,752 INFO L93 Difference]: Finished difference Result 127991 states and 133086 transitions. [2018-12-08 16:21:55,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 16:21:55,753 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1468 [2018-12-08 16:21:55,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:21:55,754 INFO L225 Difference]: With dead ends: 127991 [2018-12-08 16:21:55,754 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 16:21:55,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2947 GetRequests, 2935 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-08 16:21:55,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 16:21:55,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 16:21:55,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 16:21:55,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 16:21:55,824 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1468 [2018-12-08 16:21:55,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:21:55,824 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:21:55,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 16:21:55,824 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 16:21:55,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:21:55,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 16:21:55,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:55,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:56,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:57,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:58,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,088 WARN L180 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 1100 DAG size of output: 693 [2018-12-08 16:21:59,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:21:59,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,939 WARN L180 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1097 DAG size of output: 692 [2018-12-08 16:22:00,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:00,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:01,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:22:18,536 WARN L180 SmtUtils]: Spent 16.68 s on a formula simplification. DAG size of input: 1403 DAG size of output: 224 [2018-12-08 16:22:41,303 WARN L180 SmtUtils]: Spent 22.73 s on a formula simplification. DAG size of input: 1405 DAG size of output: 215 [2018-12-08 16:23:08,653 WARN L180 SmtUtils]: Spent 27.34 s on a formula simplification. DAG size of input: 662 DAG size of output: 132 [2018-12-08 16:23:33,714 WARN L180 SmtUtils]: Spent 25.06 s on a formula simplification. DAG size of input: 662 DAG size of output: 135 [2018-12-08 16:23:55,703 WARN L180 SmtUtils]: Spent 21.94 s on a formula simplification. DAG size of input: 1418 DAG size of output: 230 [2018-12-08 16:23:55,707 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:23:55,707 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|) (= |old(~a4~0)| ~a4~0)) [2018-12-08 16:23:55,707 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:23:55,707 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 16:23:55,707 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,707 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse51 (+ |old(~a4~0)| 89)) (.cse53 (= 2 |old(~a2~0)|))) (let ((.cse34 (not .cse53)) (.cse52 (+ |old(~a0~0)| 147)) (.cse19 (< 0 .cse51))) (let ((.cse49 (+ |old(~a0~0)| 44)) (.cse18 (= 1 ~a2~0)) (.cse46 (+ |old(~a29~0)| 144)) (.cse26 (not (= 4 |old(~a2~0)|))) (.cse38 (or .cse53 .cse19)) (.cse4 (not (= 3 |old(~a2~0)|))) (.cse22 (= ~a29~0 |old(~a29~0)|)) (.cse24 (= |old(~a4~0)| ~a4~0)) (.cse16 (= 3 ~a2~0)) (.cse50 (+ ~a4~0 89)) (.cse48 (= |old(~a2~0)| ~a2~0)) (.cse8 (< 0 (+ |old(~a29~0)| 16))) (.cse33 (<= .cse52 0)) (.cse13 (<= |old(~a29~0)| ~a29~0)) (.cse14 (<= ~a4~0 |old(~a4~0)|)) (.cse23 (= 2 ~a2~0)) (.cse15 (= ~a0~0 |old(~a0~0)|)) (.cse0 (< 0 (+ |old(~a4~0)| 42))) (.cse27 (< 0 .cse52)) (.cse35 (or .cse19 .cse34)) (.cse42 (<= |old(~a29~0)| 43))) (let ((.cse36 (<= (+ ~a29~0 16) 0)) (.cse39 (or .cse35 .cse42)) (.cse40 (or .cse0 .cse27)) (.cse41 (and (and .cse13 .cse14 .cse23) .cse15)) (.cse20 (and (or .cse35 .cse8) (or .cse19 .cse33 .cse34))) (.cse37 (and (<= .cse50 0) (not (= ~a2~0 2)) .cse48 .cse14)) (.cse3 (and .cse22 .cse24 .cse15 .cse16)) (.cse5 (< 0 (+ |old(~a0~0)| 61))) (.cse44 (< (+ |old(~a0~0)| 140) 0)) (.cse1 (< 0 (+ |old(~a0~0)| 104))) (.cse25 (< (+ |old(~a4~0)| 85) 0)) (.cse17 (or .cse19 .cse4)) (.cse43 (or .cse26 .cse38)) (.cse28 (< 0 (+ |old(~a4~0)| 86))) (.cse7 (< (+ |old(~a0~0)| 97) 0)) (.cse2 (< 0 .cse46)) (.cse21 (< 43 |old(~a29~0)|)) (.cse45 (and .cse24 .cse22)) (.cse9 (and .cse22 .cse24 .cse18 .cse15)) (.cse31 (not (= 0 .cse51))) (.cse6 (not (= 1 |old(~a2~0)|))) (.cse29 (= .cse50 0)) (.cse30 (< 0 .cse49)) (.cse32 (< .cse49 0)) (.cse47 (< |old(~a0~0)| 300020)) (.cse10 (not (= 5 |old(~a2~0)|))) (.cse11 (and .cse22 .cse24 .cse48 .cse15)) (.cse12 (< (+ |old(~a0~0)| 599999) 0))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse6 .cse0 .cse7 .cse8) .cse9) (or (or .cse0 .cse10 .cse1 .cse8) .cse11 .cse12) (or (and .cse13 .cse14 .cse15 .cse16) .cse17) (or .cse5 (and .cse13 .cse18 .cse14 .cse15) (or .cse19 .cse6)) (or .cse20 .cse7 .cse21 (and .cse22 .cse15 .cse23 .cse24)) (or .cse6 .cse0 .cse21 .cse25 .cse12 .cse9) (or (and .cse22 (= ~a2~0 |old(~a2~0)|) .cse15 .cse24) (or .cse26 .cse0 .cse27 .cse25) .cse12) (or .cse28 .cse7 .cse10 .cse11) (or .cse11 (or .cse5 .cse26 .cse0 .cse7)) (or .cse6 (and .cse29 .cse18 .cse15 (= (+ ~a29~0 127) 0)) (not (= 0 (+ |old(~a29~0)| 127))) .cse30 .cse31 .cse32) (or .cse5 .cse0 .cse11 .cse25 .cse33 .cse34) (or .cse35 .cse27 .cse36 .cse8) (or .cse28 .cse7 .cse34 .cse11 .cse2) (or (and .cse13 .cse37 .cse15) .cse10 .cse38) (or .cse17 .cse8 .cse36) (or (and .cse22 (and .cse23 (= |old(~a0~0)| ~a0~0)) .cse24) (< |old(~a0~0)| 94) .cse39) (or .cse40 .cse3 .cse21 .cse12 .cse4) (or .cse39 .cse41 .cse1) (or (or .cse40 .cse8) (and .cse22 .cse15 .cse16 .cse24) .cse4) (or .cse28 .cse7 .cse3 .cse4) (or (or .cse33 (or .cse6 .cse0 .cse1)) (and (and .cse22 (and .cse18 .cse15)) .cse24)) (or .cse5 .cse9 .cse6 .cse0 .cse25 .cse33) (or .cse26 .cse0 .cse42 .cse25 .cse11 .cse1 .cse12) (or .cse5 .cse41 .cse20) (or .cse5 .cse43 (and (and .cse13 .cse37) .cse15)) (or .cse28 .cse6 .cse9 .cse5 .cse2) (or .cse5 .cse0 .cse44 .cse25 .cse4 .cse3) (or .cse0 .cse42 .cse25 .cse1 .cse4 .cse3) (or .cse5 .cse0 .cse10 .cse25 .cse11 .cse33) (or .cse11 (or .cse0 .cse10 .cse25 .cse1 .cse12)) (or .cse26 .cse0 .cse44 .cse11 .cse1 .cse8) (or .cse11 (or .cse12 (or .cse0 .cse27 .cse25 .cse34))) (or (or .cse17 .cse2) (and .cse22 .cse24)) (or (or .cse43 .cse8) .cse45) (or (or .cse6 .cse0 .cse27) .cse9 .cse12) (or .cse28 .cse26 .cse7 .cse21 .cse11) (or .cse35 .cse27 (<= (+ ~a29~0 144) 0) .cse2) (or (or (or .cse10 .cse38) .cse21) .cse45) (or .cse6 .cse9 .cse8 .cse19 (<= .cse46 0) .cse47) (or .cse31 .cse6 .cse27 .cse29) (or .cse30 .cse19 .cse11 .cse32 .cse34) (or .cse26 .cse11 .cse0 .cse47) (or (or .cse0 .cse10 .cse42) .cse11 .cse12)))))) [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,708 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,709 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,710 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 16:23:55,711 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,712 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-08 16:23:55,713 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,714 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-08 16:23:55,715 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-08 16:23:55,716 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,717 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,718 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse52 (+ |old(~a4~0)| 89)) (.cse54 (= 2 |old(~a2~0)|))) (let ((.cse33 (not .cse54)) (.cse53 (+ |old(~a0~0)| 147)) (.cse14 (< 0 .cse52))) (let ((.cse50 (+ |old(~a0~0)| 44)) (.cse4 (not (= 3 |old(~a2~0)|))) (.cse19 (= 3 ~a2~0)) (.cse51 (+ ~a4~0 89)) (.cse49 (= |old(~a2~0)| ~a2~0)) (.cse30 (not (= 4 |old(~a2~0)|))) (.cse29 (or .cse54 .cse14)) (.cse8 (< 0 (+ |old(~a29~0)| 16))) (.cse32 (<= .cse53 0)) (.cse16 (<= |old(~a29~0)| ~a29~0)) (.cse17 (<= ~a4~0 |old(~a4~0)|)) (.cse25 (= 2 ~a2~0)) (.cse24 (= ~a29~0 |old(~a29~0)|)) (.cse26 (= |old(~a4~0)| ~a4~0)) (.cse21 (= 1 ~a2~0)) (.cse18 (= ~a0~0 |old(~a0~0)|)) (.cse0 (< 0 (+ |old(~a4~0)| 42))) (.cse27 (< 0 .cse53)) (.cse34 (or .cse14 .cse33)) (.cse36 (<= |old(~a29~0)| 43))) (let ((.cse35 (<= (+ ~a29~0 16) 0)) (.cse39 (or .cse34 .cse36)) (.cse40 (or .cse0 .cse27)) (.cse15 (< |old(~a0~0)| 300020)) (.cse9 (and .cse24 .cse26 .cse21 .cse18)) (.cse41 (and (and .cse16 .cse17 .cse25) .cse18)) (.cse22 (and (or .cse34 .cse8) (or .cse14 .cse32 .cse33))) (.cse37 (or .cse30 .cse29)) (.cse38 (and (<= .cse51 0) (not (= ~a2~0 2)) .cse49 .cse17)) (.cse3 (and .cse24 .cse26 .cse18 .cse19)) (.cse5 (< 0 (+ |old(~a0~0)| 61))) (.cse11 (not (= 5 |old(~a2~0)|))) (.cse13 (< (+ |old(~a0~0)| 599999) 0)) (.cse12 (< (+ |old(~a4~0)| 85) 0)) (.cse20 (or .cse14 .cse4)) (.cse28 (and .cse24 .cse26)) (.cse45 (not (= 0 .cse52))) (.cse47 (= .cse51 0)) (.cse43 (= |calculate_output_#in~input| 0)) (.cse31 (< 0 (+ |old(~a4~0)| 86))) (.cse7 (< (+ |old(~a0~0)| 97) 0)) (.cse23 (< 43 |old(~a29~0)|)) (.cse2 (< 0 (+ |old(~a29~0)| 144))) (.cse6 (not (= 1 |old(~a2~0)|))) (.cse44 (< 0 .cse50)) (.cse46 (< .cse50 0)) (.cse10 (and .cse24 .cse26 .cse49 .cse18)) (.cse42 (< (+ |old(~a0~0)| 140) 0)) (.cse1 (< 0 (+ |old(~a0~0)| 104)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse6 .cse0 .cse7 .cse8) .cse9) (or .cse10 .cse0 .cse11 .cse12 .cse1 .cse13) (or .cse6 .cse9 .cse8 .cse14 .cse15) (or (or .cse0 .cse11 .cse1 .cse8) .cse10 .cse13) (or (and .cse16 .cse17 .cse18 .cse19) .cse20) (or .cse5 (and .cse16 .cse21 .cse17 .cse18) (or .cse14 .cse6)) (or .cse22 .cse7 .cse23 (and .cse24 .cse18 .cse25 .cse26)) (or (or .cse6 .cse0 .cse27) .cse13 .cse9) (or .cse28 (or (or .cse11 .cse29) .cse23)) (or .cse6 .cse0 .cse23 .cse12 .cse13 .cse9) (or (and .cse24 (= ~a2~0 |old(~a2~0)|) .cse18 .cse26) (or .cse30 .cse0 .cse27 .cse12) .cse13) (or .cse31 .cse7 .cse11 .cse10) (or .cse10 (or .cse5 .cse30 .cse0 .cse7)) (or .cse5 .cse0 .cse10 .cse12 .cse32 .cse33) (or .cse34 .cse27 .cse35 .cse8) (or .cse31 .cse7 .cse33 .cse10 .cse2) (or .cse10 .cse30 .cse0 .cse36 .cse12 .cse1 .cse13) (or (or .cse37 .cse8) .cse28) (or (and .cse16 .cse38 .cse18) .cse11 .cse29) (or .cse20 .cse8 .cse35) (or (and .cse24 (and .cse25 (= |old(~a0~0)| ~a0~0)) .cse26) (< |old(~a0~0)| 94) .cse39) (or .cse40 .cse3 .cse23 .cse13 .cse4) (or .cse39 .cse41 .cse1) (or (or .cse40 .cse8) (and .cse24 .cse18 .cse19 .cse26) .cse4) (or .cse31 .cse7 .cse3 .cse4) (or .cse31 .cse6 .cse9 .cse2) (or .cse30 .cse0 .cse10 .cse15) (or .cse5 .cse9 .cse6 .cse0 .cse12 .cse32) (or .cse5 .cse41 .cse22) (or .cse5 .cse37 (and (and .cse16 .cse38) .cse18)) (or .cse5 .cse0 .cse42 .cse12 .cse4 .cse3) (or .cse0 .cse36 .cse12 .cse1 .cse4 .cse3) (or .cse6 (not (= 0 (+ |old(~a29~0)| 127))) .cse43 .cse44 .cse45 .cse46 (and .cse47 .cse21 .cse18 (= (+ ~a29~0 127) 0))) (or .cse5 .cse0 .cse11 .cse12 .cse10 .cse32) (or (or .cse0 .cse11 .cse36) .cse13 .cse10) (or .cse10 (or .cse13 (or .cse0 .cse27 .cse12 .cse33))) (or (or .cse20 .cse2) .cse28) (or .cse45 .cse47 .cse6 .cse27 .cse43) (or .cse31 .cse30 .cse7 .cse23 .cse10) (or .cse34 .cse27 (<= (+ ~a29~0 144) 0) .cse2) (or (and (and .cse24 (and .cse21 .cse18)) .cse26) (or (forall ((v_prenex_1 Int)) (let ((.cse48 (mod v_prenex_1 299926))) (or (= 0 .cse48) (<= 0 v_prenex_1) (< |old(~a0~0)| v_prenex_1) (< (+ |old(~a0~0)| 599999) .cse48)))) .cse6 .cse0 .cse1)) (or .cse44 .cse14 .cse10 .cse46 .cse33) (or .cse30 .cse10 .cse0 .cse42 .cse1 .cse8)))))) [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,719 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,720 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,721 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,722 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse54 (+ |old(~a4~0)| 89)) (.cse56 (= 2 |old(~a2~0)|))) (let ((.cse43 (not .cse56)) (.cse55 (+ |old(~a0~0)| 147)) (.cse12 (< 0 .cse54))) (let ((.cse51 (= |old(~a2~0)| ~a2~0)) (.cse37 (not (= 4 |old(~a2~0)|))) (.cse36 (or .cse56 .cse12)) (.cse53 (+ |old(~a0~0)| 44)) (.cse25 (= 1 ~a2~0)) (.cse4 (not (= 3 |old(~a2~0)|))) (.cse11 (< 0 (+ |old(~a29~0)| 16))) (.cse8 (<= .cse55 0)) (.cse14 (<= |old(~a29~0)| ~a29~0)) (.cse15 (<= ~a4~0 |old(~a4~0)|)) (.cse32 (= 2 ~a2~0)) (.cse31 (= ~a29~0 |old(~a29~0)|)) (.cse33 (= |old(~a4~0)| ~a4~0)) (.cse16 (= ~a0~0 |old(~a0~0)|)) (.cse17 (= 3 ~a2~0)) (.cse0 (< 0 (+ |old(~a4~0)| 42))) (.cse38 (< 0 .cse55)) (.cse44 (or .cse12 .cse43)) (.cse34 (<= |old(~a29~0)| 43)) (.cse52 (+ ~a4~0 89)) (.cse41 (+ ~a29~0 16))) (let ((.cse45 (<= .cse41 0)) (.cse21 (not (= 0 .cse54))) (.cse19 (= |calculate_output_#in~input| 0)) (.cse23 (not (= calculate_output_~input 0))) (.cse24 (= .cse52 0)) (.cse40 (< (+ |old(~a0~0)| 140) 0)) (.cse46 (or .cse44 .cse34)) (.cse47 (or .cse0 .cse38)) (.cse3 (and .cse31 .cse33 .cse16 .cse17)) (.cse48 (and (and .cse14 .cse15 .cse32) .cse16)) (.cse29 (and (or .cse44 .cse11) (or .cse12 .cse8 .cse43))) (.cse5 (< 0 (+ |old(~a0~0)| 61))) (.cse13 (< |old(~a0~0)| 300020)) (.cse18 (or .cse12 .cse4)) (.cse9 (and .cse31 .cse33 .cse25 .cse16)) (.cse10 (< (+ |old(~a0~0)| 97) 0)) (.cse30 (< 43 |old(~a29~0)|)) (.cse42 (<= (+ ~a29~0 144) 0)) (.cse39 (< 0 (+ |old(~a4~0)| 86))) (.cse6 (not (= 1 |old(~a2~0)|))) (.cse2 (< 0 (+ |old(~a29~0)| 144))) (.cse1 (< 0 (+ |old(~a0~0)| 104))) (.cse20 (< 0 .cse53)) (.cse22 (< .cse53 0)) (.cse35 (and .cse31 .cse33)) (.cse49 (or .cse37 .cse36)) (.cse7 (< (+ |old(~a4~0)| 85) 0)) (.cse50 (and .cse14 (and (<= .cse52 0) (not (= ~a2~0 2)) .cse51 .cse15))) (.cse26 (not (= 5 |old(~a2~0)|))) (.cse27 (and .cse31 .cse33 .cse51 .cse16)) (.cse28 (< (+ |old(~a0~0)| 599999) 0))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse6 .cse0 .cse7 .cse8) .cse9) (or (or .cse5 .cse6 .cse0 .cse10 .cse11) .cse9) (or .cse6 .cse9 .cse11 .cse12 .cse13) (or (and .cse14 .cse15 .cse16 .cse17) .cse18) (or .cse6 (not (= 0 (+ |old(~a29~0)| 127))) .cse19 .cse20 .cse21 .cse22 (and .cse23 .cse24 .cse25 .cse16 (= (+ ~a29~0 127) 0))) (or (or .cse0 .cse26 .cse1 .cse11) .cse27 .cse28) (or .cse5 (and .cse14 .cse25 .cse15 .cse16) (or .cse12 .cse6)) (or .cse29 .cse10 .cse30 (and .cse31 .cse16 .cse32 .cse33)) (or .cse0 .cse34 .cse7 .cse1 .cse3 .cse4) (or .cse35 (or (or .cse26 .cse36) .cse30)) (or .cse6 .cse0 .cse30 .cse7 .cse28 .cse9) (or (and .cse31 (= ~a2~0 |old(~a2~0)|) .cse16 .cse33) (or .cse37 .cse0 .cse38 .cse7) .cse28) (or .cse39 .cse10 .cse26 .cse27) (or .cse5 .cse0 .cse40 .cse7 (and (or (< 0 .cse41) (not (= calculate_output_~input 4)) .cse42 (< 0 (+ ~a0~0 98))) .cse31 .cse33 .cse16 .cse17) .cse4) (or .cse27 (or .cse5 .cse37 .cse0 .cse10)) (or .cse5 .cse0 .cse27 .cse7 .cse8 .cse43) (or .cse44 .cse38 .cse45 .cse11) (or .cse39 .cse10 .cse43 .cse27 .cse2) (or .cse18 .cse11 .cse45) (or .cse21 .cse6 .cse38 .cse19 (and .cse23 .cse24)) (or (and .cse31 (and .cse32 (= |old(~a0~0)| ~a0~0)) .cse33) (< |old(~a0~0)| 94) .cse46) (or .cse37 .cse0 .cse27 .cse40 .cse1 .cse11) (or .cse47 .cse3 .cse30 .cse28 .cse4) (or .cse46 .cse48 .cse1) (or (or .cse47 .cse11) (and .cse31 .cse16 .cse17 .cse33) .cse4) (or .cse39 .cse10 .cse3 .cse4) (or .cse16 .cse26 .cse36) (or .cse5 .cse0 .cse26 .cse27 .cse7 .cse8) (or (or .cse8 (or .cse6 .cse0 .cse1)) (and (and .cse31 (and .cse25 .cse16)) .cse33)) (or .cse5 .cse48 .cse29) (or .cse5 .cse49 (and .cse50 .cse16)) (or .cse37 .cse0 .cse13 .cse27) (or .cse27 (or .cse28 (or .cse0 .cse38 .cse7 .cse43))) (or (or .cse18 .cse2) .cse35) (or (or .cse6 .cse0 .cse38) .cse9 .cse28) (or .cse39 .cse37 .cse10 .cse30 .cse27) (or .cse44 .cse38 .cse42 .cse2) (or .cse39 .cse6 (and (<= (+ ~a0~0 61) 0) .cse31 .cse33 .cse25 .cse16) .cse2) (or .cse37 .cse27 .cse0 .cse34 .cse7 .cse1 .cse28) (or .cse20 .cse12 .cse27 .cse22 .cse43) (or .cse35 (or .cse49 .cse11)) (or (or .cse0 .cse38 .cse26 .cse7 .cse28) .cse27) (or .cse50 .cse26 .cse36) (or (or .cse0 .cse26 .cse34) .cse27 .cse28)))))) [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,723 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-08 16:23:55,724 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-08 16:23:55,725 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-08 16:23:55,726 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,727 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,728 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 199) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,729 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,730 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,731 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 16:23:55,732 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-08 16:23:55,733 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-08 16:23:55,741 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:23:55,742 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a0~0 44))) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (<= 0 .cse0) (<= .cse0 0) (= (+ ~a29~0 127) 0))) [2018-12-08 16:23:55,742 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 16:23:55,742 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:23:55,742 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (let ((.cse0 (+ |old(~a0~0)| 44))) (or (not (= 1 |old(~a2~0)|)) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0)) (not (= 0 (+ |old(~a29~0)| 127))) (< 0 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (< .cse0 0))) [2018-12-08 16:23:55,742 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 16:23:55,742 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse21 (+ ~a4~0 89)) (.cse25 (+ ~a0~0 147))) (let ((.cse3 (<= (+ ~a4~0 42) 0)) (.cse7 (<= .cse25 0)) (.cse14 (= 3 ~a2~0)) (.cse5 (<= .cse21 0)) (.cse26 (<= |old(~a2~0)| 4)) (.cse8 (= 2 ~a2~0)) (.cse11 (< 43 ~a29~0))) (let ((.cse16 (<= 0 (+ ~a0~0 140))) (.cse20 (<= (+ ~a29~0 144) 0)) (.cse22 (= ~a0~0 |old(~a0~0)|)) (.cse19 (and .cse5 .cse26 .cse8 .cse11)) (.cse0 (<= 0 (+ ~a4~0 85))) (.cse24 (and .cse3 .cse26 .cse7 .cse14 (<= 0 (+ |old(~a0~0)| 146)))) (.cse15 (<= ~a29~0 43)) (.cse9 (<= 0 (+ ~a0~0 599999))) (.cse12 (<= (+ ~a4~0 86) 0)) (.cse13 (<= 0 (+ ~a0~0 97))) (.cse10 (= 5 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse23 (<= 300020 ~a0~0)) (.cse6 (= 4 ~a2~0)) (.cse18 (<= (+ ~a29~0 16) 0)) (.cse17 (<= (+ ~a0~0 104) 0)) (.cse1 (< 0 .cse25)) (.cse4 (= 1 ~a2~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse6) .cse2) (and .cse0 .cse7 .cse8 .cse9 .cse3) (and (and .cse3 .cse10 .cse11) .cse9) (and .cse12 .cse13 .cse14) (and .cse12 .cse13 .cse15 .cse6) (and .cse16 .cse17 .cse18 .cse6 .cse3) (and .cse7 .cse9 .cse3 .cse4) (and (and .cse5 .cse1 .cse8) .cse15) (and .cse19 (<= 94 ~a0~0)) (and .cse5 .cse10) (and .cse12 .cse8 .cse13 .cse20) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse17 .cse18 .cse10 .cse9 .cse3) (and .cse17 .cse3 .cse20 .cse14) (and .cse5 .cse14) (and .cse0 .cse1 .cse10 .cse2 .cse3) (and .cse0 .cse1 .cse8 .cse2 .cse3) (and .cse0 .cse17 .cse11 .cse3 .cse14) (and .cse0 .cse17 .cse6 .cse11 (<= 0 (+ ~a0~0 300073)) .cse3) (not (= 1 |old(~a2~0)|)) (and .cse0 .cse3 .cse7 .cse6 .cse9) (and (= .cse21 0) (not (= main_~input~0 0)) .cse4 .cse22 (= (+ ~a29~0 127) 0)) (and .cse0 .cse7 .cse10 .cse9 .cse3) (and .cse5 .cse18 .cse23 .cse4) (and .cse3 .cse13 .cse2 .cse6) (and .cse0 .cse16 .cse2 .cse3 .cse14) (and .cse12 .cse4 .cse20) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse24 .cse18) (and .cse8 (= |old(~a4~0)| ~a4~0) .cse22) (and .cse19 .cse2) (and .cse0 .cse15 .cse9 .cse3 .cse4) (and .cse18 .cse2 .cse3 .cse13 .cse4) (and .cse24 .cse15 .cse9) (and .cse12 .cse13 .cse10) (and (and .cse5 .cse4) .cse2) (and .cse3 .cse23 .cse6) (and .cse5 .cse18 .cse8) (and .cse17 .cse1 .cse3 .cse4))))) [2018-12-08 16:23:55,751 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-08 16:23:55,751 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-08 16:23:55,752 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse21 (+ ~a4~0 89)) (.cse25 (+ ~a0~0 147))) (let ((.cse3 (<= (+ ~a4~0 42) 0)) (.cse7 (<= .cse25 0)) (.cse14 (= 3 ~a2~0)) (.cse5 (<= .cse21 0)) (.cse26 (<= |old(~a2~0)| 4)) (.cse8 (= 2 ~a2~0)) (.cse11 (< 43 ~a29~0))) (let ((.cse16 (<= 0 (+ ~a0~0 140))) (.cse20 (<= (+ ~a29~0 144) 0)) (.cse22 (= ~a0~0 |old(~a0~0)|)) (.cse19 (and .cse5 .cse26 .cse8 .cse11)) (.cse0 (<= 0 (+ ~a4~0 85))) (.cse24 (and .cse3 .cse26 .cse7 .cse14 (<= 0 (+ |old(~a0~0)| 146)))) (.cse15 (<= ~a29~0 43)) (.cse9 (<= 0 (+ ~a0~0 599999))) (.cse12 (<= (+ ~a4~0 86) 0)) (.cse13 (<= 0 (+ ~a0~0 97))) (.cse10 (= 5 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse23 (<= 300020 ~a0~0)) (.cse6 (= 4 ~a2~0)) (.cse18 (<= (+ ~a29~0 16) 0)) (.cse17 (<= (+ ~a0~0 104) 0)) (.cse1 (< 0 .cse25)) (.cse4 (= 1 ~a2~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse6) .cse2) (and .cse0 .cse7 .cse8 .cse9 .cse3) (and (and .cse3 .cse10 .cse11) .cse9) (and .cse12 .cse13 .cse14) (and .cse12 .cse13 .cse15 .cse6) (and .cse16 .cse17 .cse18 .cse6 .cse3) (and .cse7 .cse9 .cse3 .cse4) (and (and .cse5 .cse1 .cse8) .cse15) (and .cse19 (<= 94 ~a0~0)) (and .cse5 .cse10) (and .cse12 .cse8 .cse13 .cse20) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse17 .cse18 .cse10 .cse9 .cse3) (and (= .cse21 0) .cse4 .cse22 (= (+ ~a29~0 127) 0)) (and .cse17 .cse3 .cse20 .cse14) (and .cse5 .cse14) (and .cse0 .cse1 .cse10 .cse2 .cse3) (and .cse0 .cse1 .cse8 .cse2 .cse3) (and .cse0 .cse17 .cse11 .cse3 .cse14) (and .cse0 .cse17 .cse6 .cse11 (<= 0 (+ ~a0~0 300073)) .cse3) (not (= 1 |old(~a2~0)|)) (and .cse0 .cse3 .cse7 .cse6 .cse9) (and .cse0 .cse7 .cse10 .cse9 .cse3) (and .cse5 .cse18 .cse23 .cse4) (and .cse3 .cse13 .cse2 .cse6) (and .cse0 .cse16 .cse2 .cse3 .cse14) (and .cse12 .cse4 .cse20) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse24 .cse18) (and .cse8 (= |old(~a4~0)| ~a4~0) .cse22) (and .cse19 .cse2) (and .cse0 .cse15 .cse9 .cse3 .cse4) (and .cse18 .cse2 .cse3 .cse13 .cse4) (and .cse24 .cse15 .cse9) (and .cse12 .cse13 .cse10) (and (and .cse5 .cse4) .cse2) (and .cse3 .cse23 .cse6) (and .cse5 .cse18 .cse8) (and .cse17 .cse1 .cse3 .cse4))))) [2018-12-08 16:23:55,761 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 16:23:55,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 04:23:55 BoogieIcfgContainer [2018-12-08 16:23:55,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 16:23:55,772 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:23:55,772 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:23:55,772 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:23:55,772 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:17:03" (3/4) ... [2018-12-08 16:23:55,775 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:23:55,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 16:23:55,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-08 16:23:55,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 16:23:55,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 16:23:55,790 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 16:23:55,791 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 16:23:55,809 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((0 <= a4 + 85 && 0 < a0 + 147) && a0 + 61 <= 0) && a4 + 42 <= 0) && 1 == a2) || ((a4 + 89 <= 0 && 4 == a2) && a0 + 61 <= 0)) || ((((0 <= a4 + 85 && a0 + 147 <= 0) && 2 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 42 <= 0 && 5 == a2) && 43 < a29) && 0 <= a0 + 599999)) || ((a4 + 86 <= 0 && 0 <= a0 + 97) && 3 == a2)) || (((a4 + 86 <= 0 && 0 <= a0 + 97) && a29 <= 43) && 4 == a2)) || ((((0 <= a0 + 140 && a0 + 104 <= 0) && a29 + 16 <= 0) && 4 == a2) && a4 + 42 <= 0)) || (((a0 + 147 <= 0 && 0 <= a0 + 599999) && a4 + 42 <= 0) && 1 == a2)) || (((a4 + 89 <= 0 && 0 < a0 + 147) && 2 == a2) && a29 <= 43)) || ((((a4 + 89 <= 0 && \old(a2) <= 4) && 2 == a2) && 43 < a29) && 94 <= a0)) || (a4 + 89 <= 0 && 5 == a2)) || (((a4 + 86 <= 0 && 2 == a2) && 0 <= a0 + 97) && a29 + 144 <= 0)) || !(0 == \old(a0) + 44)) || ((((a0 + 104 <= 0 && a29 + 16 <= 0) && 5 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 89 == 0 && 1 == a2) && a0 == \old(a0)) && a29 + 127 == 0)) || (((a0 + 104 <= 0 && a4 + 42 <= 0) && a29 + 144 <= 0) && 3 == a2)) || (a4 + 89 <= 0 && 3 == a2)) || ((((0 <= a4 + 85 && 0 < a0 + 147) && 5 == a2) && a0 + 61 <= 0) && a4 + 42 <= 0)) || ((((0 <= a4 + 85 && 0 < a0 + 147) && 2 == a2) && a0 + 61 <= 0) && a4 + 42 <= 0)) || ((((0 <= a4 + 85 && a0 + 104 <= 0) && 43 < a29) && a4 + 42 <= 0) && 3 == a2)) || (((((0 <= a4 + 85 && a0 + 104 <= 0) && 4 == a2) && 43 < a29) && 0 <= a0 + 300073) && a4 + 42 <= 0)) || !(1 == \old(a2))) || ((((0 <= a4 + 85 && a4 + 42 <= 0) && a0 + 147 <= 0) && 4 == a2) && 0 <= a0 + 599999)) || ((((0 <= a4 + 85 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 89 <= 0 && a29 + 16 <= 0) && 300020 <= a0) && 1 == a2)) || (((a4 + 42 <= 0 && 0 <= a0 + 97) && a0 + 61 <= 0) && 4 == a2)) || ((((0 <= a4 + 85 && 0 <= a0 + 140) && a0 + 61 <= 0) && a4 + 42 <= 0) && 3 == a2)) || ((a4 + 86 <= 0 && 1 == a2) && a29 + 144 <= 0)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || (((((a4 + 42 <= 0 && \old(a2) <= 4) && a0 + 147 <= 0) && 3 == a2) && 0 <= \old(a0) + 146) && a29 + 16 <= 0)) || ((2 == a2 && \old(a4) == a4) && a0 == \old(a0))) || ((((a4 + 89 <= 0 && \old(a2) <= 4) && 2 == a2) && 43 < a29) && a0 + 61 <= 0)) || ((((0 <= a4 + 85 && a29 <= 43) && 0 <= a0 + 599999) && a4 + 42 <= 0) && 1 == a2)) || ((((a29 + 16 <= 0 && a0 + 61 <= 0) && a4 + 42 <= 0) && 0 <= a0 + 97) && 1 == a2)) || ((((((a4 + 42 <= 0 && \old(a2) <= 4) && a0 + 147 <= 0) && 3 == a2) && 0 <= \old(a0) + 146) && a29 <= 43) && 0 <= a0 + 599999)) || ((a4 + 86 <= 0 && 0 <= a0 + 97) && 5 == a2)) || ((a4 + 89 <= 0 && 1 == a2) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 300020 <= a0) && 4 == a2)) || ((a4 + 89 <= 0 && a29 + 16 <= 0) && 2 == a2)) || (((a0 + 104 <= 0 && 0 < a0 + 147) && a4 + 42 <= 0) && 1 == a2) [2018-12-08 16:23:55,882 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d59c4511-c4a0-4352-8e8b-45119ee6010c/bin-2019/utaipan/witness.graphml [2018-12-08 16:23:55,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:23:55,883 INFO L168 Benchmark]: Toolchain (without parser) took 415195.04 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 939.5 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,884 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:23:55,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 939.5 MB in the beginning and 1.1 GB in the end (delta: -156.9 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.79 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,884 INFO L168 Benchmark]: Boogie Preprocessor took 69.68 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,884 INFO L168 Benchmark]: RCFGBuilder took 2209.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -115.6 MB). Peak memory consumption was 287.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,885 INFO L168 Benchmark]: TraceAbstraction took 412177.33 ms. Allocated memory was 1.3 GB in the beginning and 5.2 GB in the end (delta: 3.9 GB). Free memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,885 INFO L168 Benchmark]: Witness Printer took 110.80 ms. Allocated memory is still 5.2 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:55,886 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 597.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 939.5 MB in the beginning and 1.1 GB in the end (delta: -156.9 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.79 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.68 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2209.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -115.6 MB). Peak memory consumption was 287.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 412177.33 ms. Allocated memory was 1.3 GB in the beginning and 5.2 GB in the end (delta: 3.9 GB). Free memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 110.80 ms. Allocated memory is still 5.2 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 199]: 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: 1766]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((0 <= a4 + 85 && 0 < a0 + 147) && a0 + 61 <= 0) && a4 + 42 <= 0) && 1 == a2) || ((a4 + 89 <= 0 && 4 == a2) && a0 + 61 <= 0)) || ((((0 <= a4 + 85 && a0 + 147 <= 0) && 2 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 42 <= 0 && 5 == a2) && 43 < a29) && 0 <= a0 + 599999)) || ((a4 + 86 <= 0 && 0 <= a0 + 97) && 3 == a2)) || (((a4 + 86 <= 0 && 0 <= a0 + 97) && a29 <= 43) && 4 == a2)) || ((((0 <= a0 + 140 && a0 + 104 <= 0) && a29 + 16 <= 0) && 4 == a2) && a4 + 42 <= 0)) || (((a0 + 147 <= 0 && 0 <= a0 + 599999) && a4 + 42 <= 0) && 1 == a2)) || (((a4 + 89 <= 0 && 0 < a0 + 147) && 2 == a2) && a29 <= 43)) || ((((a4 + 89 <= 0 && \old(a2) <= 4) && 2 == a2) && 43 < a29) && 94 <= a0)) || (a4 + 89 <= 0 && 5 == a2)) || (((a4 + 86 <= 0 && 2 == a2) && 0 <= a0 + 97) && a29 + 144 <= 0)) || !(0 == \old(a0) + 44)) || ((((a0 + 104 <= 0 && a29 + 16 <= 0) && 5 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 89 == 0 && 1 == a2) && a0 == \old(a0)) && a29 + 127 == 0)) || (((a0 + 104 <= 0 && a4 + 42 <= 0) && a29 + 144 <= 0) && 3 == a2)) || (a4 + 89 <= 0 && 3 == a2)) || ((((0 <= a4 + 85 && 0 < a0 + 147) && 5 == a2) && a0 + 61 <= 0) && a4 + 42 <= 0)) || ((((0 <= a4 + 85 && 0 < a0 + 147) && 2 == a2) && a0 + 61 <= 0) && a4 + 42 <= 0)) || ((((0 <= a4 + 85 && a0 + 104 <= 0) && 43 < a29) && a4 + 42 <= 0) && 3 == a2)) || (((((0 <= a4 + 85 && a0 + 104 <= 0) && 4 == a2) && 43 < a29) && 0 <= a0 + 300073) && a4 + 42 <= 0)) || !(1 == \old(a2))) || ((((0 <= a4 + 85 && a4 + 42 <= 0) && a0 + 147 <= 0) && 4 == a2) && 0 <= a0 + 599999)) || ((((0 <= a4 + 85 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 599999) && a4 + 42 <= 0)) || (((a4 + 89 <= 0 && a29 + 16 <= 0) && 300020 <= a0) && 1 == a2)) || (((a4 + 42 <= 0 && 0 <= a0 + 97) && a0 + 61 <= 0) && 4 == a2)) || ((((0 <= a4 + 85 && 0 <= a0 + 140) && a0 + 61 <= 0) && a4 + 42 <= 0) && 3 == a2)) || ((a4 + 86 <= 0 && 1 == a2) && a29 + 144 <= 0)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || (((((a4 + 42 <= 0 && \old(a2) <= 4) && a0 + 147 <= 0) && 3 == a2) && 0 <= \old(a0) + 146) && a29 + 16 <= 0)) || ((2 == a2 && \old(a4) == a4) && a0 == \old(a0))) || ((((a4 + 89 <= 0 && \old(a2) <= 4) && 2 == a2) && 43 < a29) && a0 + 61 <= 0)) || ((((0 <= a4 + 85 && a29 <= 43) && 0 <= a0 + 599999) && a4 + 42 <= 0) && 1 == a2)) || ((((a29 + 16 <= 0 && a0 + 61 <= 0) && a4 + 42 <= 0) && 0 <= a0 + 97) && 1 == a2)) || ((((((a4 + 42 <= 0 && \old(a2) <= 4) && a0 + 147 <= 0) && 3 == a2) && 0 <= \old(a0) + 146) && a29 <= 43) && 0 <= a0 + 599999)) || ((a4 + 86 <= 0 && 0 <= a0 + 97) && 5 == a2)) || ((a4 + 89 <= 0 && 1 == a2) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 300020 <= a0) && 4 == a2)) || ((a4 + 89 <= 0 && a29 + 16 <= 0) && 2 == a2)) || (((a0 + 104 <= 0 && 0 < a0 + 147) && a4 + 42 <= 0) && 1 == a2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 412.1s OverallTime, 21 OverallIterations, 9 TraceHistogramMax, 226.5s AutomataDifference, 0.0s DeadEndRemovalTime, 119.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 3211 SDtfs, 41634 SDslu, 5267 SDs, 0 SdLazy, 79077 SolverSat, 12560 SolverUnsat, 51 SolverUnknown, 0 SolverNotchecked, 163.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 28229 GetRequests, 27778 SyntacticMatches, 39 SemanticMatches, 412 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 6473 ImplicationChecksByTransitivity, 46.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75579occurred in iteration=19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 30.5s AbstIntTime, 17 AbstIntIterations, 1 AbstIntStrong, 0.9966826583455229 AbsIntWeakeningRatio, 0.0935672514619883 AbsIntAvgWeakeningVarsNumRemoved, 14.912280701754385 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 5.9s AutomataMinimizationTime, 21 MinimizatonAttempts, 48056 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 6729 PreInvPairs, 7720 NumberOfFragments, 6573 HoareAnnotationTreeSize, 6729 FomulaSimplifications, 1284490 FormulaSimplificationTreeSizeReduction, 5.8s HoareSimplificationTime, 9 FomulaSimplificationsInter, 810179 FormulaSimplificationTreeSizeReductionInter, 113.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 29215 NumberOfCodeBlocks, 29215 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 42818 ConstructedInterpolants, 216 QuantifiedInterpolants, 95055804 SizeOfPredicates, 21 NumberOfNonLiveVariables, 18460 ConjunctsInSsa, 99 ConjunctsInUnsatCore, 53 InterpolantComputations, 8 PerfectInterpolantSequences, 78749/83209 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...