./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label17_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label17_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:39:57,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:39:57,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:39:57,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:39:57,829 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:39:57,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:39:57,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:39:57,832 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:39:57,833 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:39:57,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:39:57,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:39:57,835 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:39:57,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:39:57,836 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:39:57,837 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:39:57,838 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:39:57,839 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:39:57,840 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:39:57,841 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:39:57,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:39:57,843 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:39:57,844 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:39:57,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:39:57,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:39:57,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:39:57,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:39:57,847 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:39:57,848 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:39:57,849 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:39:57,849 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:39:57,850 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:39:57,850 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:39:57,850 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:39:57,850 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:39:57,851 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:39:57,852 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:39:57,852 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 04:39:57,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:39:57,862 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:39:57,863 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:39:57,863 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:39:57,863 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:39:57,863 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:39:57,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:39:57,864 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:39:57,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:39:57,865 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:39:57,866 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:39:57,866 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:39:57,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:39:57,866 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:39:57,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:39:57,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:39:57,867 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:39:57,867 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:39:57,867 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:39:57,867 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer 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 -> Automizer 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 -> 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 [2018-11-10 04:39:57,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:39:57,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:39:57,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:39:57,903 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:39:57,904 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:39:57,904 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label17_true-unreach-call_false-termination.c [2018-11-10 04:39:57,943 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/data/d6a8b3f44/fcb869dddeaa4cf9be611bd2009e8a92/FLAGb508d4fef [2018-11-10 04:39:58,370 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:39:58,370 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/sv-benchmarks/c/eca-rers2012/Problem14_label17_true-unreach-call_false-termination.c [2018-11-10 04:39:58,380 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/data/d6a8b3f44/fcb869dddeaa4cf9be611bd2009e8a92/FLAGb508d4fef [2018-11-10 04:39:58,392 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/data/d6a8b3f44/fcb869dddeaa4cf9be611bd2009e8a92 [2018-11-10 04:39:58,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:39:58,397 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:39:58,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:39:58,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:39:58,401 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:39:58,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10835ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58, skipping insertion in model container [2018-11-10 04:39:58,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:39:58,456 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:39:58,725 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:39:58,729 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:39:58,825 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:39:58,840 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:39:58,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58 WrapperNode [2018-11-10 04:39:58,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:39:58,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:39:58,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:39:58,841 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:39:58,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... [2018-11-10 04:39:58,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:39:58,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:39:58,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:39:58,997 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:39:58,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:39:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:39:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:39:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 04:39:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:39:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:39:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:40:00,179 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:40:00,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:40:00 BoogieIcfgContainer [2018-11-10 04:40:00,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:40:00,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:40:00,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:40:00,182 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:40:00,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:39:58" (1/3) ... [2018-11-10 04:40:00,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22297b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:40:00, skipping insertion in model container [2018-11-10 04:40:00,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:58" (2/3) ... [2018-11-10 04:40:00,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22297b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:40:00, skipping insertion in model container [2018-11-10 04:40:00,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:40:00" (3/3) ... [2018-11-10 04:40:00,185 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label17_true-unreach-call_false-termination.c [2018-11-10 04:40:00,191 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:40:00,196 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:40:00,205 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:40:00,228 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:40:00,229 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:40:00,229 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:40:00,229 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:40:00,229 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:40:00,229 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:40:00,229 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:40:00,229 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:40:00,229 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:40:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-11-10 04:40:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 04:40:00,250 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:00,251 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:00,253 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:00,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:00,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1535437935, now seen corresponding path program 1 times [2018-11-10 04:40:00,258 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:00,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:00,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:00,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:00,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:00,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:40:00,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 04:40:00,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 04:40:00,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 04:40:00,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 04:40:00,521 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 3 states. [2018-11-10 04:40:01,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:01,243 INFO L93 Difference]: Finished difference Result 691 states and 1226 transitions. [2018-11-10 04:40:01,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 04:40:01,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2018-11-10 04:40:01,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:01,255 INFO L225 Difference]: With dead ends: 691 [2018-11-10 04:40:01,255 INFO L226 Difference]: Without dead ends: 434 [2018-11-10 04:40:01,259 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 04:40:01,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2018-11-10 04:40:01,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2018-11-10 04:40:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-11-10 04:40:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 755 transitions. [2018-11-10 04:40:01,314 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 755 transitions. Word has length 63 [2018-11-10 04:40:01,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:01,314 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 755 transitions. [2018-11-10 04:40:01,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 04:40:01,315 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 755 transitions. [2018-11-10 04:40:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 04:40:01,319 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:01,320 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:01,320 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:01,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:01,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1025550080, now seen corresponding path program 1 times [2018-11-10 04:40:01,321 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:01,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:01,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:01,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:01,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:01,491 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:40:01,491 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:40:01,493 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:40:01,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:40:01,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:40:01,494 INFO L87 Difference]: Start difference. First operand 434 states and 755 transitions. Second operand 6 states. [2018-11-10 04:40:02,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:02,239 INFO L93 Difference]: Finished difference Result 1254 states and 2256 transitions. [2018-11-10 04:40:02,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:40:02,240 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-11-10 04:40:02,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:02,246 INFO L225 Difference]: With dead ends: 1254 [2018-11-10 04:40:02,246 INFO L226 Difference]: Without dead ends: 826 [2018-11-10 04:40:02,248 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:40:02,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2018-11-10 04:40:02,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 812. [2018-11-10 04:40:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 812 states. [2018-11-10 04:40:02,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 1377 transitions. [2018-11-10 04:40:02,279 INFO L78 Accepts]: Start accepts. Automaton has 812 states and 1377 transitions. Word has length 143 [2018-11-10 04:40:02,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:02,279 INFO L481 AbstractCegarLoop]: Abstraction has 812 states and 1377 transitions. [2018-11-10 04:40:02,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:40:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1377 transitions. [2018-11-10 04:40:02,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 04:40:02,283 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:02,283 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 04:40:02,283 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:02,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:02,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1017512645, now seen corresponding path program 1 times [2018-11-10 04:40:02,284 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:02,284 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:02,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:02,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:02,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:02,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:40:02,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 04:40:02,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 04:40:02,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 04:40:02,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:40:02,400 INFO L87 Difference]: Start difference. First operand 812 states and 1377 transitions. Second operand 4 states. [2018-11-10 04:40:03,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:03,334 INFO L93 Difference]: Finished difference Result 1988 states and 3388 transitions. [2018-11-10 04:40:03,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 04:40:03,335 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2018-11-10 04:40:03,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:03,341 INFO L225 Difference]: With dead ends: 1988 [2018-11-10 04:40:03,341 INFO L226 Difference]: Without dead ends: 1182 [2018-11-10 04:40:03,345 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:40:03,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2018-11-10 04:40:03,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1182. [2018-11-10 04:40:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1182 states. [2018-11-10 04:40:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1182 states and 1751 transitions. [2018-11-10 04:40:03,374 INFO L78 Accepts]: Start accepts. Automaton has 1182 states and 1751 transitions. Word has length 176 [2018-11-10 04:40:03,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:03,374 INFO L481 AbstractCegarLoop]: Abstraction has 1182 states and 1751 transitions. [2018-11-10 04:40:03,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 04:40:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1751 transitions. [2018-11-10 04:40:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-10 04:40:03,379 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:03,379 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 04:40:03,379 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:03,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:03,379 INFO L82 PathProgramCache]: Analyzing trace with hash -234886452, now seen corresponding path program 1 times [2018-11-10 04:40:03,380 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:03,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:03,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:03,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:03,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:03,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:40:03,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:40:03,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:40:03,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:40:03,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:40:03,701 INFO L87 Difference]: Start difference. First operand 1182 states and 1751 transitions. Second operand 6 states. [2018-11-10 04:40:06,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:06,016 INFO L93 Difference]: Finished difference Result 3828 states and 5913 transitions. [2018-11-10 04:40:06,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 04:40:06,017 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 229 [2018-11-10 04:40:06,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:06,024 INFO L225 Difference]: With dead ends: 3828 [2018-11-10 04:40:06,024 INFO L226 Difference]: Without dead ends: 2652 [2018-11-10 04:40:06,028 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:40:06,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2652 states. [2018-11-10 04:40:06,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2652 to 2568. [2018-11-10 04:40:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2568 states. [2018-11-10 04:40:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 3547 transitions. [2018-11-10 04:40:06,063 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 3547 transitions. Word has length 229 [2018-11-10 04:40:06,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:06,063 INFO L481 AbstractCegarLoop]: Abstraction has 2568 states and 3547 transitions. [2018-11-10 04:40:06,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:40:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3547 transitions. [2018-11-10 04:40:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-11-10 04:40:06,069 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:06,069 INFO L375 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:06,069 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:06,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:06,069 INFO L82 PathProgramCache]: Analyzing trace with hash 96321352, now seen corresponding path program 1 times [2018-11-10 04:40:06,070 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:06,070 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:06,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:06,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:06,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 256 proven. 190 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:40:06,559 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:06,559 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:06,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 341 proven. 53 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 04:40:06,968 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:06,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 15 [2018-11-10 04:40:06,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 04:40:06,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 04:40:06,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-11-10 04:40:06,970 INFO L87 Difference]: Start difference. First operand 2568 states and 3547 transitions. Second operand 15 states. [2018-11-10 04:40:09,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:09,488 INFO L93 Difference]: Finished difference Result 6362 states and 8966 transitions. [2018-11-10 04:40:09,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-10 04:40:09,488 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 413 [2018-11-10 04:40:09,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:09,500 INFO L225 Difference]: With dead ends: 6362 [2018-11-10 04:40:09,500 INFO L226 Difference]: Without dead ends: 3601 [2018-11-10 04:40:09,509 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 427 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=229, Invalid=701, Unknown=0, NotChecked=0, Total=930 [2018-11-10 04:40:09,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2018-11-10 04:40:09,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3210. [2018-11-10 04:40:09,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3210 states. [2018-11-10 04:40:09,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 3210 states and 4020 transitions. [2018-11-10 04:40:09,577 INFO L78 Accepts]: Start accepts. Automaton has 3210 states and 4020 transitions. Word has length 413 [2018-11-10 04:40:09,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:09,578 INFO L481 AbstractCegarLoop]: Abstraction has 3210 states and 4020 transitions. [2018-11-10 04:40:09,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 04:40:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 4020 transitions. [2018-11-10 04:40:09,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-11-10 04:40:09,590 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:09,590 INFO L375 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:09,590 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:09,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:09,591 INFO L82 PathProgramCache]: Analyzing trace with hash -905676593, now seen corresponding path program 1 times [2018-11-10 04:40:09,591 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:09,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:09,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:09,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:09,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 264 proven. 237 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:10,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:10,616 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:10,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:10,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-10 04:40:10,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 04:40:10,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [19] total 22 [2018-11-10 04:40:10,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-10 04:40:10,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-10 04:40:10,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2018-11-10 04:40:10,848 INFO L87 Difference]: Start difference. First operand 3210 states and 4020 transitions. Second operand 22 states. [2018-11-10 04:40:17,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:17,505 INFO L93 Difference]: Finished difference Result 10856 states and 14595 transitions. [2018-11-10 04:40:17,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2018-11-10 04:40:17,506 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 438 [2018-11-10 04:40:17,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:17,526 INFO L225 Difference]: With dead ends: 10856 [2018-11-10 04:40:17,526 INFO L226 Difference]: Without dead ends: 7652 [2018-11-10 04:40:17,541 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 436 SyntacticMatches, 1 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3575 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1781, Invalid=8725, Unknown=0, NotChecked=0, Total=10506 [2018-11-10 04:40:17,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7652 states. [2018-11-10 04:40:17,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7652 to 7056. [2018-11-10 04:40:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7056 states. [2018-11-10 04:40:17,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7056 states to 7056 states and 8136 transitions. [2018-11-10 04:40:17,643 INFO L78 Accepts]: Start accepts. Automaton has 7056 states and 8136 transitions. Word has length 438 [2018-11-10 04:40:17,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:17,643 INFO L481 AbstractCegarLoop]: Abstraction has 7056 states and 8136 transitions. [2018-11-10 04:40:17,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-10 04:40:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7056 states and 8136 transitions. [2018-11-10 04:40:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 808 [2018-11-10 04:40:17,661 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:17,661 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:17,662 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:17,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:17,662 INFO L82 PathProgramCache]: Analyzing trace with hash -623874549, now seen corresponding path program 1 times [2018-11-10 04:40:17,662 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:17,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:17,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:17,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:17,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1883 backedges. 702 proven. 228 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2018-11-10 04:40:18,128 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:18,129 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:18,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:18,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:18,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1883 backedges. 1362 proven. 2 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2018-11-10 04:40:18,483 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:18,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2018-11-10 04:40:18,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:40:18,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:40:18,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:40:18,484 INFO L87 Difference]: Start difference. First operand 7056 states and 8136 transitions. Second operand 7 states. [2018-11-10 04:40:20,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:20,003 INFO L93 Difference]: Finished difference Result 18761 states and 24913 transitions. [2018-11-10 04:40:20,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 04:40:20,004 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 807 [2018-11-10 04:40:20,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:20,063 INFO L225 Difference]: With dead ends: 18761 [2018-11-10 04:40:20,063 INFO L226 Difference]: Without dead ends: 11894 [2018-11-10 04:40:20,102 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 824 GetRequests, 813 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-11-10 04:40:20,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11894 states. [2018-11-10 04:40:20,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11894 to 11313. [2018-11-10 04:40:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11313 states. [2018-11-10 04:40:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11313 states to 11313 states and 13482 transitions. [2018-11-10 04:40:20,395 INFO L78 Accepts]: Start accepts. Automaton has 11313 states and 13482 transitions. Word has length 807 [2018-11-10 04:40:20,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:20,396 INFO L481 AbstractCegarLoop]: Abstraction has 11313 states and 13482 transitions. [2018-11-10 04:40:20,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:40:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11313 states and 13482 transitions. [2018-11-10 04:40:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2018-11-10 04:40:20,441 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:20,441 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:20,441 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:20,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:20,442 INFO L82 PathProgramCache]: Analyzing trace with hash -700908830, now seen corresponding path program 1 times [2018-11-10 04:40:20,442 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:20,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:20,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:20,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:20,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1897 backedges. 709 proven. 228 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2018-11-10 04:40:21,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:21,037 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:21,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:21,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:21,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1897 backedges. 1376 proven. 2 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2018-11-10 04:40:21,388 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:21,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2018-11-10 04:40:21,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:40:21,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:40:21,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:40:21,390 INFO L87 Difference]: Start difference. First operand 11313 states and 13482 transitions. Second operand 7 states. [2018-11-10 04:40:23,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:23,114 INFO L93 Difference]: Finished difference Result 27037 states and 37728 transitions. [2018-11-10 04:40:23,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 04:40:23,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 814 [2018-11-10 04:40:23,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:23,214 INFO L225 Difference]: With dead ends: 27037 [2018-11-10 04:40:23,215 INFO L226 Difference]: Without dead ends: 15913 [2018-11-10 04:40:23,297 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 831 GetRequests, 820 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-11-10 04:40:23,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15913 states. [2018-11-10 04:40:23,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15913 to 15499. [2018-11-10 04:40:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15499 states. [2018-11-10 04:40:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15499 states to 15499 states and 18981 transitions. [2018-11-10 04:40:23,578 INFO L78 Accepts]: Start accepts. Automaton has 15499 states and 18981 transitions. Word has length 814 [2018-11-10 04:40:23,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:23,578 INFO L481 AbstractCegarLoop]: Abstraction has 15499 states and 18981 transitions. [2018-11-10 04:40:23,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:40:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 15499 states and 18981 transitions. [2018-11-10 04:40:23,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2018-11-10 04:40:23,611 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:23,611 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:23,611 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:23,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:23,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1992122650, now seen corresponding path program 1 times [2018-11-10 04:40:23,612 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:23,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:23,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:23,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:23,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 588 proven. 403 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2018-11-10 04:40:24,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:24,262 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:24,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:24,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1991 backedges. 1399 proven. 2 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2018-11-10 04:40:24,675 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:24,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2018-11-10 04:40:24,676 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:40:24,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:40:24,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:40:24,677 INFO L87 Difference]: Start difference. First operand 15499 states and 18981 transitions. Second operand 7 states. [2018-11-10 04:40:26,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:26,205 INFO L93 Difference]: Finished difference Result 37661 states and 48082 transitions. [2018-11-10 04:40:26,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 04:40:26,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 874 [2018-11-10 04:40:26,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:26,264 INFO L225 Difference]: With dead ends: 37661 [2018-11-10 04:40:26,264 INFO L226 Difference]: Without dead ends: 22351 [2018-11-10 04:40:26,316 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 894 GetRequests, 879 SyntacticMatches, 5 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-11-10 04:40:26,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22351 states. [2018-11-10 04:40:26,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22351 to 22335. [2018-11-10 04:40:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22335 states. [2018-11-10 04:40:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22335 states to 22335 states and 26517 transitions. [2018-11-10 04:40:26,645 INFO L78 Accepts]: Start accepts. Automaton has 22335 states and 26517 transitions. Word has length 874 [2018-11-10 04:40:26,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:26,645 INFO L481 AbstractCegarLoop]: Abstraction has 22335 states and 26517 transitions. [2018-11-10 04:40:26,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:40:26,646 INFO L276 IsEmpty]: Start isEmpty. Operand 22335 states and 26517 transitions. [2018-11-10 04:40:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 916 [2018-11-10 04:40:26,681 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:26,682 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:26,682 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:26,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:26,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1691797938, now seen corresponding path program 1 times [2018-11-10 04:40:26,683 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:26,683 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:26,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:26,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:26,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 753 proven. 1046 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2018-11-10 04:40:28,154 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:28,154 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:28,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:28,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 1717 proven. 2 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2018-11-10 04:40:28,755 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:28,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6] total 17 [2018-11-10 04:40:28,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-10 04:40:28,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-10 04:40:28,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2018-11-10 04:40:28,757 INFO L87 Difference]: Start difference. First operand 22335 states and 26517 transitions. Second operand 17 states. [2018-11-10 04:40:32,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:32,961 INFO L93 Difference]: Finished difference Result 46157 states and 57912 transitions. [2018-11-10 04:40:32,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-10 04:40:32,961 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 915 [2018-11-10 04:40:32,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:33,031 INFO L225 Difference]: With dead ends: 46157 [2018-11-10 04:40:33,032 INFO L226 Difference]: Without dead ends: 23698 [2018-11-10 04:40:33,097 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 987 GetRequests, 935 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=571, Invalid=2185, Unknown=0, NotChecked=0, Total=2756 [2018-11-10 04:40:33,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23698 states. [2018-11-10 04:40:33,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23698 to 22877. [2018-11-10 04:40:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22877 states. [2018-11-10 04:40:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22877 states to 22877 states and 25493 transitions. [2018-11-10 04:40:33,412 INFO L78 Accepts]: Start accepts. Automaton has 22877 states and 25493 transitions. Word has length 915 [2018-11-10 04:40:33,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:33,413 INFO L481 AbstractCegarLoop]: Abstraction has 22877 states and 25493 transitions. [2018-11-10 04:40:33,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-10 04:40:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 22877 states and 25493 transitions. [2018-11-10 04:40:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 975 [2018-11-10 04:40:33,436 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:33,436 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-10 04:40:33,437 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:33,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:33,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1171781263, now seen corresponding path program 1 times [2018-11-10 04:40:33,437 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:33,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:33,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:33,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:33,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2684 backedges. 938 proven. 228 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2018-11-10 04:40:34,096 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:34,096 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:34,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:34,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:34,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2684 backedges. 1827 proven. 2 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2018-11-10 04:40:34,614 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:34,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2018-11-10 04:40:34,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:40:34,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:40:34,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:40:34,615 INFO L87 Difference]: Start difference. First operand 22877 states and 25493 transitions. Second operand 7 states. [2018-11-10 04:40:35,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:35,781 INFO L93 Difference]: Finished difference Result 44996 states and 50289 transitions. [2018-11-10 04:40:35,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 04:40:35,782 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 974 [2018-11-10 04:40:35,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:35,821 INFO L225 Difference]: With dead ends: 44996 [2018-11-10 04:40:35,821 INFO L226 Difference]: Without dead ends: 22308 [2018-11-10 04:40:35,852 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 990 GetRequests, 979 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-11-10 04:40:35,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22308 states. [2018-11-10 04:40:36,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22308 to 21851. [2018-11-10 04:40:36,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21851 states. [2018-11-10 04:40:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21851 states to 21851 states and 23854 transitions. [2018-11-10 04:40:36,059 INFO L78 Accepts]: Start accepts. Automaton has 21851 states and 23854 transitions. Word has length 974 [2018-11-10 04:40:36,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:36,060 INFO L481 AbstractCegarLoop]: Abstraction has 21851 states and 23854 transitions. [2018-11-10 04:40:36,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:40:36,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21851 states and 23854 transitions. [2018-11-10 04:40:36,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1152 [2018-11-10 04:40:36,082 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:36,083 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 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, 5, 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, 2, 2, 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] [2018-11-10 04:40:36,083 INFO L424 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:36,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:36,083 INFO L82 PathProgramCache]: Analyzing trace with hash -450780986, now seen corresponding path program 1 times [2018-11-10 04:40:36,083 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:36,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:36,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:36,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:36,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4002 backedges. 1708 proven. 230 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2018-11-10 04:40:36,810 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:36,810 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:36,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:36,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:37,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4002 backedges. 2498 proven. 6 refuted. 0 times theorem prover too weak. 1498 trivial. 0 not checked. [2018-11-10 04:40:37,545 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:37,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2018-11-10 04:40:37,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 04:40:37,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 04:40:37,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:40:37,547 INFO L87 Difference]: Start difference. First operand 21851 states and 23854 transitions. Second operand 9 states. [2018-11-10 04:40:42,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:42,320 INFO L93 Difference]: Finished difference Result 48308 states and 52878 transitions. [2018-11-10 04:40:42,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-10 04:40:42,320 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1151 [2018-11-10 04:40:42,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:42,365 INFO L225 Difference]: With dead ends: 48308 [2018-11-10 04:40:42,365 INFO L226 Difference]: Without dead ends: 26646 [2018-11-10 04:40:42,392 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1170 GetRequests, 1156 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2018-11-10 04:40:42,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26646 states. [2018-11-10 04:40:42,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26646 to 26052. [2018-11-10 04:40:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26052 states. [2018-11-10 04:40:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26052 states to 26052 states and 28459 transitions. [2018-11-10 04:40:42,684 INFO L78 Accepts]: Start accepts. Automaton has 26052 states and 28459 transitions. Word has length 1151 [2018-11-10 04:40:42,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:42,685 INFO L481 AbstractCegarLoop]: Abstraction has 26052 states and 28459 transitions. [2018-11-10 04:40:42,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 04:40:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 26052 states and 28459 transitions. [2018-11-10 04:40:42,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1304 [2018-11-10 04:40:42,714 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:42,714 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2018-11-10 04:40:42,714 INFO L424 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:42,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:42,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1213037227, now seen corresponding path program 1 times [2018-11-10 04:40:42,715 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:42,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:42,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:42,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:42,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 5221 backedges. 1442 proven. 944 refuted. 0 times theorem prover too weak. 2835 trivial. 0 not checked. [2018-11-10 04:40:44,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:44,657 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:44,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:44,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 5221 backedges. 2388 proven. 2 refuted. 0 times theorem prover too weak. 2831 trivial. 0 not checked. [2018-11-10 04:40:45,444 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:45,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5] total 17 [2018-11-10 04:40:45,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-10 04:40:45,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-10 04:40:45,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2018-11-10 04:40:45,445 INFO L87 Difference]: Start difference. First operand 26052 states and 28459 transitions. Second operand 17 states. [2018-11-10 04:40:51,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:40:51,493 INFO L93 Difference]: Finished difference Result 52236 states and 57184 transitions. [2018-11-10 04:40:51,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-11-10 04:40:51,493 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 1303 [2018-11-10 04:40:51,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:40:51,523 INFO L225 Difference]: With dead ends: 52236 [2018-11-10 04:40:51,523 INFO L226 Difference]: Without dead ends: 26373 [2018-11-10 04:40:51,545 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1384 GetRequests, 1330 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=601, Invalid=2479, Unknown=0, NotChecked=0, Total=3080 [2018-11-10 04:40:51,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26373 states. [2018-11-10 04:40:51,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26373 to 25667. [2018-11-10 04:40:51,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25667 states. [2018-11-10 04:40:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25667 states to 25667 states and 27975 transitions. [2018-11-10 04:40:51,774 INFO L78 Accepts]: Start accepts. Automaton has 25667 states and 27975 transitions. Word has length 1303 [2018-11-10 04:40:51,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:40:51,775 INFO L481 AbstractCegarLoop]: Abstraction has 25667 states and 27975 transitions. [2018-11-10 04:40:51,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-10 04:40:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 25667 states and 27975 transitions. [2018-11-10 04:40:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1509 [2018-11-10 04:40:51,808 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:40:51,809 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:40:51,809 INFO L424 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:40:51,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:40:51,809 INFO L82 PathProgramCache]: Analyzing trace with hash 857187999, now seen corresponding path program 1 times [2018-11-10 04:40:51,809 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:40:51,809 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:40:51,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:51,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:51,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:40:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6605 backedges. 1325 proven. 3191 refuted. 0 times theorem prover too weak. 2089 trivial. 0 not checked. [2018-11-10 04:40:54,470 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:40:54,470 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:40:54,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:40:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:54,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:40:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 6605 backedges. 4013 proven. 2 refuted. 0 times theorem prover too weak. 2590 trivial. 0 not checked. [2018-11-10 04:40:55,334 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:40:55,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 5] total 19 [2018-11-10 04:40:55,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 04:40:55,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 04:40:55,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2018-11-10 04:40:55,336 INFO L87 Difference]: Start difference. First operand 25667 states and 27975 transitions. Second operand 19 states. [2018-11-10 04:41:00,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:00,061 INFO L93 Difference]: Finished difference Result 52231 states and 59912 transitions. [2018-11-10 04:41:00,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-11-10 04:41:00,062 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 1508 [2018-11-10 04:41:00,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:00,132 INFO L225 Difference]: With dead ends: 52231 [2018-11-10 04:41:00,132 INFO L226 Difference]: Without dead ends: 26753 [2018-11-10 04:41:00,178 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1614 GetRequests, 1546 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1312 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=984, Invalid=3572, Unknown=0, NotChecked=0, Total=4556 [2018-11-10 04:41:00,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26753 states. [2018-11-10 04:41:00,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26753 to 25705. [2018-11-10 04:41:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25705 states. [2018-11-10 04:41:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25705 states to 25705 states and 27763 transitions. [2018-11-10 04:41:00,526 INFO L78 Accepts]: Start accepts. Automaton has 25705 states and 27763 transitions. Word has length 1508 [2018-11-10 04:41:00,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:00,527 INFO L481 AbstractCegarLoop]: Abstraction has 25705 states and 27763 transitions. [2018-11-10 04:41:00,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 04:41:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 25705 states and 27763 transitions. [2018-11-10 04:41:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1628 [2018-11-10 04:41:00,552 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:41:00,553 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 8, 8, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-11-10 04:41:00,553 INFO L424 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:41:00,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:00,553 INFO L82 PathProgramCache]: Analyzing trace with hash 2068892919, now seen corresponding path program 1 times [2018-11-10 04:41:00,553 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:41:00,554 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:41:00,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:00,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:00,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7867 backedges. 1796 proven. 1168 refuted. 0 times theorem prover too weak. 4903 trivial. 0 not checked. [2018-11-10 04:41:02,804 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:41:02,804 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:41:02,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:02,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:41:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 7867 backedges. 3025 proven. 2 refuted. 0 times theorem prover too weak. 4840 trivial. 0 not checked. [2018-11-10 04:41:03,831 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:41:03,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5] total 17 [2018-11-10 04:41:03,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-10 04:41:03,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-10 04:41:03,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2018-11-10 04:41:03,832 INFO L87 Difference]: Start difference. First operand 25705 states and 27763 transitions. Second operand 17 states. [2018-11-10 04:41:07,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:07,664 INFO L93 Difference]: Finished difference Result 51493 states and 55674 transitions. [2018-11-10 04:41:07,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-10 04:41:07,664 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 1627 [2018-11-10 04:41:07,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:07,695 INFO L225 Difference]: With dead ends: 51493 [2018-11-10 04:41:07,695 INFO L226 Difference]: Without dead ends: 25977 [2018-11-10 04:41:07,721 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1711 GetRequests, 1656 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=574, Invalid=2618, Unknown=0, NotChecked=0, Total=3192 [2018-11-10 04:41:07,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25977 states. [2018-11-10 04:41:07,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25977 to 25701. [2018-11-10 04:41:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25701 states. [2018-11-10 04:41:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25701 states to 25701 states and 27672 transitions. [2018-11-10 04:41:07,991 INFO L78 Accepts]: Start accepts. Automaton has 25701 states and 27672 transitions. Word has length 1627 [2018-11-10 04:41:07,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:07,992 INFO L481 AbstractCegarLoop]: Abstraction has 25701 states and 27672 transitions. [2018-11-10 04:41:07,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-10 04:41:07,992 INFO L276 IsEmpty]: Start isEmpty. Operand 25701 states and 27672 transitions. [2018-11-10 04:41:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1837 [2018-11-10 04:41:08,038 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:41:08,038 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-11-10 04:41:08,039 INFO L424 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:41:08,039 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:08,039 INFO L82 PathProgramCache]: Analyzing trace with hash -1506400572, now seen corresponding path program 1 times [2018-11-10 04:41:08,039 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:41:08,039 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:41:08,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:08,040 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:08,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10394 backedges. 1832 proven. 79 refuted. 0 times theorem prover too weak. 8483 trivial. 0 not checked. [2018-11-10 04:41:09,665 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:41:09,665 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:41:09,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:09,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:41:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 10394 backedges. 3251 proven. 2 refuted. 0 times theorem prover too weak. 7141 trivial. 0 not checked. [2018-11-10 04:41:10,751 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:41:10,752 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-11-10 04:41:10,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 04:41:10,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 04:41:10,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:41:10,753 INFO L87 Difference]: Start difference. First operand 25701 states and 27672 transitions. Second operand 10 states. [2018-11-10 04:41:12,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:12,558 INFO L93 Difference]: Finished difference Result 48099 states and 51946 transitions. [2018-11-10 04:41:12,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 04:41:12,558 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1836 [2018-11-10 04:41:12,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:12,587 INFO L225 Difference]: With dead ends: 48099 [2018-11-10 04:41:12,587 INFO L226 Difference]: Without dead ends: 21609 [2018-11-10 04:41:12,619 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1868 GetRequests, 1845 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2018-11-10 04:41:12,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21609 states. [2018-11-10 04:41:12,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21609 to 21229. [2018-11-10 04:41:12,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21229 states. [2018-11-10 04:41:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21229 states to 21229 states and 22610 transitions. [2018-11-10 04:41:12,846 INFO L78 Accepts]: Start accepts. Automaton has 21229 states and 22610 transitions. Word has length 1836 [2018-11-10 04:41:12,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:12,847 INFO L481 AbstractCegarLoop]: Abstraction has 21229 states and 22610 transitions. [2018-11-10 04:41:12,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 04:41:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 21229 states and 22610 transitions. [2018-11-10 04:41:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1847 [2018-11-10 04:41:12,873 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:41:12,873 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 9, 9, 8, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-11-10 04:41:12,873 INFO L424 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:41:12,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:12,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1000087254, now seen corresponding path program 1 times [2018-11-10 04:41:12,874 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:41:12,874 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:41:12,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:12,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:12,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 2179 proven. 2489 refuted. 0 times theorem prover too weak. 5916 trivial. 0 not checked. [2018-11-10 04:41:15,678 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:41:15,678 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:41:15,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:15,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:41:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 4574 proven. 6 refuted. 0 times theorem prover too weak. 6004 trivial. 0 not checked. [2018-11-10 04:41:16,837 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:41:16,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-11-10 04:41:16,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-10 04:41:16,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-10 04:41:16,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2018-11-10 04:41:16,839 INFO L87 Difference]: Start difference. First operand 21229 states and 22610 transitions. Second operand 16 states. [2018-11-10 04:41:20,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:20,427 INFO L93 Difference]: Finished difference Result 41895 states and 45242 transitions. [2018-11-10 04:41:20,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-10 04:41:20,427 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1846 [2018-11-10 04:41:20,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:20,454 INFO L225 Difference]: With dead ends: 41895 [2018-11-10 04:41:20,455 INFO L226 Difference]: Without dead ends: 20308 [2018-11-10 04:41:20,475 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1936 GetRequests, 1887 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=493, Invalid=2057, Unknown=0, NotChecked=0, Total=2550 [2018-11-10 04:41:20,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20308 states. [2018-11-10 04:41:20,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20308 to 19438. [2018-11-10 04:41:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19438 states. [2018-11-10 04:41:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19438 states to 19438 states and 20502 transitions. [2018-11-10 04:41:20,694 INFO L78 Accepts]: Start accepts. Automaton has 19438 states and 20502 transitions. Word has length 1846 [2018-11-10 04:41:20,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:20,695 INFO L481 AbstractCegarLoop]: Abstraction has 19438 states and 20502 transitions. [2018-11-10 04:41:20,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-10 04:41:20,695 INFO L276 IsEmpty]: Start isEmpty. Operand 19438 states and 20502 transitions. [2018-11-10 04:41:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1887 [2018-11-10 04:41:20,720 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:41:20,720 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:41:20,720 INFO L424 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:41:20,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:20,721 INFO L82 PathProgramCache]: Analyzing trace with hash -2116795064, now seen corresponding path program 1 times [2018-11-10 04:41:20,721 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:41:20,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:41:20,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:20,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:20,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 10569 backedges. 2309 proven. 501 refuted. 0 times theorem prover too weak. 7759 trivial. 0 not checked. [2018-11-10 04:41:22,361 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:41:22,361 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 04:41:22,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:22,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:41:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10569 backedges. 4541 proven. 2 refuted. 0 times theorem prover too weak. 6026 trivial. 0 not checked. [2018-11-10 04:41:23,509 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 04:41:23,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-10 04:41:23,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 04:41:23,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 04:41:23,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-11-10 04:41:23,511 INFO L87 Difference]: Start difference. First operand 19438 states and 20502 transitions. Second operand 11 states. [2018-11-10 04:41:25,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:25,420 INFO L93 Difference]: Finished difference Result 44690 states and 47293 transitions. [2018-11-10 04:41:25,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-10 04:41:25,420 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1886 [2018-11-10 04:41:25,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:25,426 INFO L225 Difference]: With dead ends: 44690 [2018-11-10 04:41:25,426 INFO L226 Difference]: Without dead ends: 4455 [2018-11-10 04:41:25,456 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1931 GetRequests, 1901 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=691, Unknown=0, NotChecked=0, Total=930 [2018-11-10 04:41:25,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4455 states. [2018-11-10 04:41:25,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4455 to 4099. [2018-11-10 04:41:25,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4099 states. [2018-11-10 04:41:25,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 4197 transitions. [2018-11-10 04:41:25,506 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 4197 transitions. Word has length 1886 [2018-11-10 04:41:25,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:25,507 INFO L481 AbstractCegarLoop]: Abstraction has 4099 states and 4197 transitions. [2018-11-10 04:41:25,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 04:41:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4197 transitions. [2018-11-10 04:41:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1963 [2018-11-10 04:41:25,525 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:41:25,525 INFO L375 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 10, 10, 10, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:41:25,525 INFO L424 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:41:25,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:25,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1071128465, now seen corresponding path program 1 times [2018-11-10 04:41:25,526 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:41:25,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:41:25,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:25,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:41:25,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:41:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 882 proven. 0 refuted. 0 times theorem prover too weak. 11135 trivial. 0 not checked. [2018-11-10 04:41:26,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:41:26,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 04:41:26,910 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 04:41:26,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 04:41:26,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:41:26,910 INFO L87 Difference]: Start difference. First operand 4099 states and 4197 transitions. Second operand 4 states. [2018-11-10 04:41:27,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:41:27,151 INFO L93 Difference]: Finished difference Result 4099 states and 4197 transitions. [2018-11-10 04:41:27,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 04:41:27,152 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1962 [2018-11-10 04:41:27,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:41:27,153 INFO L225 Difference]: With dead ends: 4099 [2018-11-10 04:41:27,153 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 04:41:27,156 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:41:27,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 04:41:27,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 04:41:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 04:41:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 04:41:27,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1962 [2018-11-10 04:41:27,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:41:27,157 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 04:41:27,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 04:41:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 04:41:27,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:41:27,160 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 04:41:27,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:27,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:27,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:27,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:27,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:27,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:28,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:29,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:30,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:30,621 WARN L179 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 1417 DAG size of output: 1289 [2018-11-10 04:41:30,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:30,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:31,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:32,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:32,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:33,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:41:33,777 WARN L179 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 1417 DAG size of output: 1289 [2018-11-10 04:41:34,884 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 387 DAG size of output: 95 [2018-11-10 04:41:44,522 WARN L179 SmtUtils]: Spent 9.63 s on a formula simplification. DAG size of input: 1287 DAG size of output: 92 [2018-11-10 04:41:54,408 WARN L179 SmtUtils]: Spent 9.88 s on a formula simplification. DAG size of input: 1287 DAG size of output: 92 [2018-11-10 04:41:54,409 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)) [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-10 04:41:54,410 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,411 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 04:41:54,412 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 04:41:54,413 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-10 04:41:54,414 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse15 (= 10 |old(~a21~0)|)) (.cse14 (= 8 |old(~a21~0)|)) (.cse10 (= ~a21~0 |old(~a21~0)|)) (.cse9 (= ~a12~0 |old(~a12~0)|)) (.cse18 (= |old(~a15~0)| ~a15~0)) (.cse11 (= 1 ~a24~0))) (let ((.cse12 (= 5 |old(~a15~0)|)) (.cse5 (and .cse9 .cse18 .cse11 (= 10 ~a21~0))) (.cse6 (< 11 |old(~a12~0)|)) (.cse13 (= 7 |old(~a21~0)|)) (.cse0 (not (= 6 |old(~a21~0)|))) (.cse2 (and .cse9 .cse10 .cse18 .cse11)) (.cse16 (< 73282 |old(~a12~0)|)) (.cse3 (< 7 |old(~a15~0)|)) (.cse17 (not .cse14)) (.cse4 (not .cse15)) (.cse1 (not (= 1 |old(~a24~0)|))) (.cse7 (not (= 8 |old(~a15~0)|))) (.cse8 (and .cse9 .cse10 .cse11 (= 8 ~a15~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or .cse0 .cse1 .cse7 .cse8) (or (and .cse9 .cse10 (= 7 ~a15~0) .cse11) .cse1 (not (= 7 |old(~a15~0)|))) (or .cse12 .cse13 .cse1 .cse2 .cse14 .cse3 .cse15) (or (or (not (= 9 |old(~a21~0)|)) .cse7) (< 76 |old(~a12~0)|) .cse8 .cse1) (or .cse4 .cse1 (not .cse12) .cse16 .cse5) (or (and .cse9 .cse10 .cse11 (= 9 ~a15~0)) (not (= 9 |old(~a15~0)|)) .cse1) (or (not .cse13) .cse1 .cse6 .cse7 .cse8) (or .cse1 .cse7 .cse8 .cse16 .cse17) (or (< 78 |old(~a12~0)|) .cse2 .cse13 .cse1 .cse3 .cse15) (or (< 72 |old(~a12~0)|) .cse2 .cse1 .cse3 (<= |old(~a12~0)| 18) (< 7 |old(~a21~0)|)) (or (and .cse9 (= ~a24~0 |old(~a24~0)|) .cse10 .cse18) (< 0 (+ |old(~a12~0)| 49)) .cse0 .cse3) (or .cse2 .cse1 .cse16 .cse3 .cse17) (or (or .cse4 .cse1 .cse7) .cse8)))) [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 04:41:54,415 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-10 04:41:54,416 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,417 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-10 04:41:54,418 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 172) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 04:41:54,419 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-10 04:41:54,420 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:41:54,421 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 7 ~a21~0) (= 1 ~a24~0) (= 8 ~a15~0) (<= (+ ~a12~0 49) 0)) [2018-11-10 04:41:54,421 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:41:54,421 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:41:54,422 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (< 0 (+ |old(~a12~0)| 49)) (not (= 8 |old(~a15~0)|)) (not (= 7 |old(~a21~0)|)) (not (= 1 |old(~a24~0)|)) (and (= ~a12~0 |old(~a12~0)|) (= ~a21~0 |old(~a21~0)|) (= 1 ~a24~0) (= 8 ~a15~0))) [2018-11-10 04:41:54,422 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-10 04:41:54,422 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse12 (= 6 ~a21~0)) (.cse2 (= ~a24~0 |old(~a24~0)|))) (let ((.cse1 (= 7 ~a21~0)) (.cse5 (<= ~a12~0 11)) (.cse6 (and .cse12 .cse2)) (.cse4 (= 8 ~a15~0)) (.cse0 (<= ~a15~0 7)) (.cse8 (not (= 10 ~a21~0))) (.cse7 (not (= ~a21~0 7))) (.cse14 (= 5 ~a15~0)) (.cse13 (= ~a21~0 10)) (.cse10 (<= ~a12~0 73282)) (.cse3 (= 1 ~a24~0)) (.cse11 (= ~a21~0 8)) (.cse9 (= ~a15~0 |old(~a15~0)|))) (or (and .cse0 (and .cse1 (< 18 ~a12~0) .cse2 (<= ~a12~0 72))) (and .cse3 (= 9 ~a15~0)) (not (= 7 |old(~a21~0)|)) (and (and .cse1 (and (= |old(~a24~0)| ~a24~0) .cse4)) .cse5) (and .cse2 (= 7 ~a15~0)) (and .cse6 .cse0) (< 0 (+ |old(~a12~0)| 49)) (and .cse0 (and .cse3 .cse5 .cse7)) (and (<= ~a12~0 78) (and (and .cse8 .cse3) .cse7) .cse0) (not (= 1 |old(~a24~0)|)) (not (= 8 |old(~a15~0)|)) (and .cse6 .cse9) (and .cse0 (and .cse3 (and .cse10 .cse11))) (and .cse12 .cse0 (<= (+ ~a12~0 49) 0)) (and .cse4 .cse3 .cse13) (and .cse0 (and (not .cse11) (and .cse3 (and .cse8 (not .cse14))) .cse7)) (and (and (<= ~a12~0 76) .cse3 (= 9 ~a21~0)) .cse9) (and .cse14 (and .cse10 (and .cse3 .cse13))) (and (and .cse10 .cse3 .cse11) .cse9)))) [2018-11-10 04:41:54,422 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-10 04:41:54,422 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-10 04:41:54,422 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-10 04:41:54,422 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse12 (= 6 ~a21~0)) (.cse2 (= ~a24~0 |old(~a24~0)|))) (let ((.cse1 (= 7 ~a21~0)) (.cse5 (<= ~a12~0 11)) (.cse6 (and .cse12 .cse2)) (.cse4 (= 8 ~a15~0)) (.cse0 (<= ~a15~0 7)) (.cse8 (not (= 10 ~a21~0))) (.cse7 (not (= ~a21~0 7))) (.cse14 (= 5 ~a15~0)) (.cse13 (= ~a21~0 10)) (.cse10 (<= ~a12~0 73282)) (.cse3 (= 1 ~a24~0)) (.cse11 (= ~a21~0 8)) (.cse9 (= ~a15~0 |old(~a15~0)|))) (or (and .cse0 (and .cse1 (< 18 ~a12~0) .cse2 (<= ~a12~0 72))) (and .cse3 (= 9 ~a15~0)) (not (= 7 |old(~a21~0)|)) (and (and .cse1 (and (= |old(~a24~0)| ~a24~0) .cse4)) .cse5) (and .cse2 (= 7 ~a15~0)) (and .cse6 .cse0) (< 0 (+ |old(~a12~0)| 49)) (and .cse0 (and .cse3 .cse5 .cse7)) (and (<= ~a12~0 78) (and (and .cse8 .cse3) .cse7) .cse0) (not (= 1 |old(~a24~0)|)) (not (= 8 |old(~a15~0)|)) (and .cse6 .cse9) (and .cse0 (and .cse3 (and .cse10 .cse11))) (and .cse12 .cse0 (<= (+ ~a12~0 49) 0)) (and .cse4 .cse3 .cse13) (and .cse0 (and (not .cse11) (and .cse3 (and .cse8 (not .cse14))) .cse7)) (and (and (<= ~a12~0 76) .cse3 (= 9 ~a21~0)) .cse9) (and .cse14 (and .cse10 (and .cse3 .cse13))) (and (and .cse10 .cse3 .cse11) .cse9)))) [2018-11-10 04:41:54,423 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-11-10 04:41:54,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:41:54 BoogieIcfgContainer [2018-11-10 04:41:54,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:41:54,445 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:41:54,445 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:41:54,445 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:41:54,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:40:00" (3/4) ... [2018-11-10 04:41:54,449 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:41:54,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 04:41:54,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 04:41:54,457 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 04:41:54,470 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 04:41:54,470 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:41:54,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((a15 <= 7 && ((7 == a21 && 18 < a12) && a24 == \old(a24)) && a12 <= 72) || (1 == a24 && 9 == a15)) || !(7 == \old(a21))) || ((7 == a21 && \old(a24) == a24 && 8 == a15) && a12 <= 11)) || (a24 == \old(a24) && 7 == a15)) || ((6 == a21 && a24 == \old(a24)) && a15 <= 7)) || 0 < \old(a12) + 49) || (a15 <= 7 && (1 == a24 && a12 <= 11) && !(a21 == 7))) || ((a12 <= 78 && (!(10 == a21) && 1 == a24) && !(a21 == 7)) && a15 <= 7)) || !(1 == \old(a24))) || !(8 == \old(a15))) || ((6 == a21 && a24 == \old(a24)) && a15 == \old(a15))) || (a15 <= 7 && 1 == a24 && a12 <= 73282 && a21 == 8)) || ((6 == a21 && a15 <= 7) && a12 + 49 <= 0)) || ((8 == a15 && 1 == a24) && a21 == 10)) || (a15 <= 7 && (!(a21 == 8) && 1 == a24 && !(10 == a21) && !(5 == a15)) && !(a21 == 7))) || (((a12 <= 76 && 1 == a24) && 9 == a21) && a15 == \old(a15))) || (5 == a15 && a12 <= 73282 && 1 == a24 && a21 == 10)) || (((a12 <= 73282 && 1 == a24) && a21 == 8) && a15 == \old(a15)) [2018-11-10 04:41:54,561 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f477434f-7403-4cf9-8f3d-cc7567e7b90e/bin-2019/uautomizer/witness.graphml [2018-11-10 04:41:54,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:41:54,562 INFO L168 Benchmark]: Toolchain (without parser) took 116166.03 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 955.4 MB in the beginning and 1.9 GB in the end (delta: -956.8 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-10 04:41:54,562 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:54,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:54,563 INFO L168 Benchmark]: Boogie Preprocessor took 155.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -224.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:54,563 INFO L168 Benchmark]: RCFGBuilder took 1182.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 126.4 MB). Peak memory consumption was 126.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:54,563 INFO L168 Benchmark]: TraceAbstraction took 114264.49 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -902.2 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-10 04:41:54,563 INFO L168 Benchmark]: Witness Printer took 115.99 ms. Allocated memory is still 5.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:54,564 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 443.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 155.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -224.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1182.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 126.4 MB). Peak memory consumption was 126.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 114264.49 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -902.2 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 115.99 ms. Allocated memory is still 5.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 172]: 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: 880]: Loop Invariant Derived loop invariant: ((((((((((((((((((a15 <= 7 && ((7 == a21 && 18 < a12) && a24 == \old(a24)) && a12 <= 72) || (1 == a24 && 9 == a15)) || !(7 == \old(a21))) || ((7 == a21 && \old(a24) == a24 && 8 == a15) && a12 <= 11)) || (a24 == \old(a24) && 7 == a15)) || ((6 == a21 && a24 == \old(a24)) && a15 <= 7)) || 0 < \old(a12) + 49) || (a15 <= 7 && (1 == a24 && a12 <= 11) && !(a21 == 7))) || ((a12 <= 78 && (!(10 == a21) && 1 == a24) && !(a21 == 7)) && a15 <= 7)) || !(1 == \old(a24))) || !(8 == \old(a15))) || ((6 == a21 && a24 == \old(a24)) && a15 == \old(a15))) || (a15 <= 7 && 1 == a24 && a12 <= 73282 && a21 == 8)) || ((6 == a21 && a15 <= 7) && a12 + 49 <= 0)) || ((8 == a15 && 1 == a24) && a21 == 10)) || (a15 <= 7 && (!(a21 == 8) && 1 == a24 && !(10 == a21) && !(5 == a15)) && !(a21 == 7))) || (((a12 <= 76 && 1 == a24) && 9 == a21) && a15 == \old(a15))) || (5 == a15 && a12 <= 73282 && 1 == a24 && a21 == 10)) || (((a12 <= 73282 && 1 == a24) && a21 == 8) && a15 == \old(a15)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 114.2s OverallTime, 19 OverallIterations, 16 TraceHistogramMax, 52.1s AutomataDifference, 0.0s DeadEndRemovalTime, 27.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1835 SDtfs, 49118 SDslu, 4835 SDs, 0 SdLazy, 61704 SolverSat, 9815 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 33.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17172 GetRequests, 16622 SyntacticMatches, 20 SemanticMatches, 530 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8584 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26052occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 19 MinimizatonAttempts, 7604 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 1035 PreInvPairs, 1233 NumberOfFragments, 950 HoareAnnotationTreeSize, 1035 FomulaSimplifications, 14587529 FormulaSimplificationTreeSizeReduction, 6.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6672783 FormulaSimplificationTreeSizeReductionInter, 20.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.6s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 13.8s InterpolantComputationTime, 35357 NumberOfCodeBlocks, 35357 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 35324 ConstructedInterpolants, 0 QuantifiedInterpolants, 122121608 SizeOfPredicates, 10 NumberOfNonLiveVariables, 22495 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 33 InterpolantComputations, 6 PerfectInterpolantSequences, 135216/146463 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...