java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label12_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 14:48:52,062 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 14:48:52,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 14:48:52,079 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 14:48:52,080 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 14:48:52,081 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 14:48:52,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 14:48:52,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 14:48:52,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 14:48:52,086 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 14:48:52,087 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 14:48:52,088 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 14:48:52,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 14:48:52,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 14:48:52,091 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 14:48:52,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 14:48:52,092 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 14:48:52,094 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 14:48:52,096 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 14:48:52,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 14:48:52,099 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 14:48:52,100 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 14:48:52,105 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 14:48:52,105 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 14:48:52,105 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 14:48:52,106 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 14:48:52,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 14:48:52,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 14:48:52,112 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 14:48:52,116 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 14:48:52,116 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 14:48:52,117 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-24 14:48:52,117 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 14:48:52,117 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 14:48:52,118 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 14:48:52,122 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 14:48:52,123 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-07-24 14:48:52,156 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 14:48:52,156 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 14:48:52,159 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 14:48:52,159 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-24 14:48:52,160 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-24 14:48:52,160 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-24 14:48:52,160 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-24 14:48:52,160 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-24 14:48:52,160 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-24 14:48:52,161 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-24 14:48:52,161 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-24 14:48:52,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 14:48:52,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 14:48:52,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 14:48:52,164 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 14:48:52,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 14:48:52,164 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 14:48:52,164 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 14:48:52,164 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 14:48:52,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 14:48:52,165 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 14:48:52,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 14:48:52,165 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 14:48:52,166 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 14:48:52,166 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 14:48:52,167 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 14:48:52,167 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 14:48:52,167 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-07-24 14:48:52,167 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 14:48:52,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 14:48:52,168 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 14:48:52,168 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 14:48:52,168 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-24 14:48:52,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 14:48:52,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 14:48:52,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 14:48:52,248 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 14:48:52,248 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 14:48:52,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label12_true-unreach-call.c [2018-07-24 14:48:52,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4a0bbe7/c1e71a596ccd4bf4930a1a8cf3e12bfa/FLAGa3027e45d [2018-07-24 14:48:53,015 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 14:48:53,017 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label12_true-unreach-call.c [2018-07-24 14:48:53,043 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4a0bbe7/c1e71a596ccd4bf4930a1a8cf3e12bfa/FLAGa3027e45d [2018-07-24 14:48:53,062 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4a0bbe7/c1e71a596ccd4bf4930a1a8cf3e12bfa [2018-07-24 14:48:53,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 14:48:53,076 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 14:48:53,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 14:48:53,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 14:48:53,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 14:48:53,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:48:53" (1/1) ... [2018-07-24 14:48:53,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33404c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:53, skipping insertion in model container [2018-07-24 14:48:53,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:48:53" (1/1) ... [2018-07-24 14:48:53,408 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 14:48:54,128 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 14:48:54,148 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 14:48:54,590 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 14:48:54,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54 WrapperNode [2018-07-24 14:48:54,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 14:48:54,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 14:48:54,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 14:48:54,832 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 14:48:54,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:54,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 14:48:55,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 14:48:55,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 14:48:55,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 14:48:55,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:55,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:56,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... [2018-07-24 14:48:56,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 14:48:56,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 14:48:56,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 14:48:56,079 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 14:48:56,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:48:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-24 14:48:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-24 14:48:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-07-24 14:48:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-07-24 14:48:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 14:48:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 14:48:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-24 14:48:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-24 14:48:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-07-24 14:48:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-07-24 14:49:06,483 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 14:49:06,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:49:06 BoogieIcfgContainer [2018-07-24 14:49:06,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 14:49:06,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 14:49:06,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 14:49:06,489 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 14:49:06,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 02:48:53" (1/3) ... [2018-07-24 14:49:06,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb211a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:49:06, skipping insertion in model container [2018-07-24 14:49:06,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:48:54" (2/3) ... [2018-07-24 14:49:06,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb211a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:49:06, skipping insertion in model container [2018-07-24 14:49:06,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:49:06" (3/3) ... [2018-07-24 14:49:06,493 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label12_true-unreach-call.c [2018-07-24 14:49:06,503 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 14:49:06,511 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 14:49:06,568 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 14:49:06,569 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 14:49:06,569 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 14:49:06,569 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 14:49:06,570 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 14:49:06,570 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 14:49:06,570 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 14:49:06,570 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 14:49:06,570 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 14:49:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-07-24 14:49:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-07-24 14:49:06,618 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:49:06,621 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:49:06,621 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:49:06,627 INFO L82 PathProgramCache]: Analyzing trace with hash 531044748, now seen corresponding path program 1 times [2018-07-24 14:49:06,629 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:49:06,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:06,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:06,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:06,682 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:49:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:07,110 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 5 [2018-07-24 14:49:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:07,135 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:49:07,135 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 14:49:07,135 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:49:07,142 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 14:49:07,158 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 14:49:07,158 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:49:07,161 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 4 states. [2018-07-24 14:49:19,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:49:19,075 INFO L93 Difference]: Finished difference Result 2139 states and 3961 transitions. [2018-07-24 14:49:19,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 14:49:19,076 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2018-07-24 14:49:19,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:49:19,113 INFO L225 Difference]: With dead ends: 2139 [2018-07-24 14:49:19,113 INFO L226 Difference]: Without dead ends: 1529 [2018-07-24 14:49:19,129 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:49:19,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2018-07-24 14:49:19,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1527. [2018-07-24 14:49:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1527 states. [2018-07-24 14:49:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1527 states and 2413 transitions. [2018-07-24 14:49:19,296 INFO L78 Accepts]: Start accepts. Automaton has 1527 states and 2413 transitions. Word has length 40 [2018-07-24 14:49:19,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:49:19,297 INFO L471 AbstractCegarLoop]: Abstraction has 1527 states and 2413 transitions. [2018-07-24 14:49:19,297 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 14:49:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 2413 transitions. [2018-07-24 14:49:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-07-24 14:49:19,307 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:49:19,307 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:49:19,308 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:49:19,308 INFO L82 PathProgramCache]: Analyzing trace with hash 865526589, now seen corresponding path program 1 times [2018-07-24 14:49:19,308 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:49:19,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:19,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:19,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:19,311 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:49:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:19,753 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:19,754 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:49:19,754 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:49:19,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:19,772 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:49:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:19,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:49:21,345 WARN L169 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 32 [2018-07-24 14:49:23,610 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:23,610 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:49:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:24,501 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:49:24,502 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 12 [2018-07-24 14:49:24,502 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:49:24,503 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:49:24,503 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:49:24,504 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=101, Unknown=1, NotChecked=0, Total=132 [2018-07-24 14:49:24,504 INFO L87 Difference]: Start difference. First operand 1527 states and 2413 transitions. Second operand 3 states. [2018-07-24 14:49:31,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:49:31,980 INFO L93 Difference]: Finished difference Result 4361 states and 7034 transitions. [2018-07-24 14:49:31,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:49:31,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-07-24 14:49:31,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:49:32,003 INFO L225 Difference]: With dead ends: 4361 [2018-07-24 14:49:32,003 INFO L226 Difference]: Without dead ends: 2840 [2018-07-24 14:49:32,011 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 224 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=30, Invalid=101, Unknown=1, NotChecked=0, Total=132 [2018-07-24 14:49:32,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2840 states. [2018-07-24 14:49:32,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2840 to 2835. [2018-07-24 14:49:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2835 states. [2018-07-24 14:49:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2835 states and 4434 transitions. [2018-07-24 14:49:32,124 INFO L78 Accepts]: Start accepts. Automaton has 2835 states and 4434 transitions. Word has length 115 [2018-07-24 14:49:32,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:49:32,124 INFO L471 AbstractCegarLoop]: Abstraction has 2835 states and 4434 transitions. [2018-07-24 14:49:32,125 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:49:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 4434 transitions. [2018-07-24 14:49:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-07-24 14:49:32,143 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:49:32,143 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:49:32,146 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:49:32,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1507460293, now seen corresponding path program 1 times [2018-07-24 14:49:32,147 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:49:32,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:32,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:32,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:32,150 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:49:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:32,470 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:49:32,470 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 14:49:32,470 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:49:32,471 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 14:49:32,471 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 14:49:32,471 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 14:49:32,472 INFO L87 Difference]: Start difference. First operand 2835 states and 4434 transitions. Second operand 6 states. [2018-07-24 14:49:39,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:49:39,744 INFO L93 Difference]: Finished difference Result 8423 states and 13679 transitions. [2018-07-24 14:49:39,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 14:49:39,744 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-07-24 14:49:39,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:49:39,786 INFO L225 Difference]: With dead ends: 8423 [2018-07-24 14:49:39,787 INFO L226 Difference]: Without dead ends: 5594 [2018-07-24 14:49:39,801 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-24 14:49:39,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5594 states. [2018-07-24 14:49:39,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5594 to 5550. [2018-07-24 14:49:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5550 states. [2018-07-24 14:49:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5550 states to 5550 states and 8251 transitions. [2018-07-24 14:49:39,972 INFO L78 Accepts]: Start accepts. Automaton has 5550 states and 8251 transitions. Word has length 156 [2018-07-24 14:49:39,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:49:39,973 INFO L471 AbstractCegarLoop]: Abstraction has 5550 states and 8251 transitions. [2018-07-24 14:49:39,973 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 14:49:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 5550 states and 8251 transitions. [2018-07-24 14:49:39,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-07-24 14:49:39,980 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:49:39,980 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:49:39,980 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:49:39,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1615222465, now seen corresponding path program 1 times [2018-07-24 14:49:39,981 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:49:39,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:39,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:39,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:39,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:49:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 67 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-07-24 14:49:40,251 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:49:40,251 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:49:40,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:40,262 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:49:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:40,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:49:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 139 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:40,610 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:49:40,745 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 139 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:49:40,767 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:49:40,767 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 14:49:40,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:40,793 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:49:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:41,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:49:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-07-24 14:49:41,111 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:49:41,266 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-07-24 14:49:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-07-24 14:49:41,750 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2018-07-24 14:49:41,750 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5, 5, 5] total 12 [2018-07-24 14:49:41,750 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:49:41,751 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 14:49:41,751 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 14:49:41,751 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-07-24 14:49:41,752 INFO L87 Difference]: Start difference. First operand 5550 states and 8251 transitions. Second operand 5 states. [2018-07-24 14:49:46,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:49:46,340 INFO L93 Difference]: Finished difference Result 13329 states and 19833 transitions. [2018-07-24 14:49:46,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-24 14:49:46,343 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 208 [2018-07-24 14:49:46,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:49:46,380 INFO L225 Difference]: With dead ends: 13329 [2018-07-24 14:49:46,380 INFO L226 Difference]: Without dead ends: 7785 [2018-07-24 14:49:46,406 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 840 GetRequests, 820 SyntacticMatches, 9 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-07-24 14:49:46,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7785 states. [2018-07-24 14:49:46,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7785 to 7785. [2018-07-24 14:49:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7785 states. [2018-07-24 14:49:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7785 states to 7785 states and 10165 transitions. [2018-07-24 14:49:46,599 INFO L78 Accepts]: Start accepts. Automaton has 7785 states and 10165 transitions. Word has length 208 [2018-07-24 14:49:46,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:49:46,600 INFO L471 AbstractCegarLoop]: Abstraction has 7785 states and 10165 transitions. [2018-07-24 14:49:46,600 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 14:49:46,600 INFO L276 IsEmpty]: Start isEmpty. Operand 7785 states and 10165 transitions. [2018-07-24 14:49:46,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-07-24 14:49:46,609 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:49:46,609 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:49:46,610 INFO L414 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:49:46,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1451809282, now seen corresponding path program 1 times [2018-07-24 14:49:46,610 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:49:46,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:46,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:46,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:49:46,611 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:49:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 66 proven. 72 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-07-24 14:49:47,331 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:49:47,331 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:49:47,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:49:47,339 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:49:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:49:47,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:49:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-07-24 14:49:47,614 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:49:48,240 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 66 proven. 72 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-07-24 14:49:48,260 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:49:48,261 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 5] total 12 [2018-07-24 14:49:48,261 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:49:48,261 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 14:49:48,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 14:49:48,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-07-24 14:49:48,262 INFO L87 Difference]: Start difference. First operand 7785 states and 10165 transitions. Second operand 5 states. [2018-07-24 14:50:00,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:50:00,999 INFO L93 Difference]: Finished difference Result 19165 states and 24586 transitions. [2018-07-24 14:50:00,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 14:50:01,000 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2018-07-24 14:50:01,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:50:01,052 INFO L225 Difference]: With dead ends: 19165 [2018-07-24 14:50:01,052 INFO L226 Difference]: Without dead ends: 10949 [2018-07-24 14:50:01,098 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-07-24 14:50:01,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10949 states. [2018-07-24 14:50:01,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10949 to 9764. [2018-07-24 14:50:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9764 states. [2018-07-24 14:50:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9764 states to 9764 states and 12461 transitions. [2018-07-24 14:50:01,357 INFO L78 Accepts]: Start accepts. Automaton has 9764 states and 12461 transitions. Word has length 227 [2018-07-24 14:50:01,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:50:01,358 INFO L471 AbstractCegarLoop]: Abstraction has 9764 states and 12461 transitions. [2018-07-24 14:50:01,358 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 14:50:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 9764 states and 12461 transitions. [2018-07-24 14:50:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-07-24 14:50:01,370 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:50:01,371 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:50:01,371 INFO L414 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:50:01,371 INFO L82 PathProgramCache]: Analyzing trace with hash 634131817, now seen corresponding path program 1 times [2018-07-24 14:50:01,372 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:50:01,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:01,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:01,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:01,374 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:50:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:01,706 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-24 14:50:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 106 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-07-24 14:50:02,274 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:02,274 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:50:02,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:02,282 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:02,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-07-24 14:50:02,429 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-07-24 14:50:02,537 INFO L309 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-07-24 14:50:02,537 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-07-24 14:50:02,537 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:50:02,538 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:50:02,538 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:50:02,539 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-07-24 14:50:02,539 INFO L87 Difference]: Start difference. First operand 9764 states and 12461 transitions. Second operand 3 states. [2018-07-24 14:50:06,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:50:06,202 INFO L93 Difference]: Finished difference Result 19515 states and 25035 transitions. [2018-07-24 14:50:06,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:50:06,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2018-07-24 14:50:06,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:50:06,248 INFO L225 Difference]: With dead ends: 19515 [2018-07-24 14:50:06,249 INFO L226 Difference]: Without dead ends: 10191 [2018-07-24 14:50:06,278 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 488 SyntacticMatches, 5 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-07-24 14:50:06,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10191 states. [2018-07-24 14:50:06,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10191 to 9744. [2018-07-24 14:50:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9744 states. [2018-07-24 14:50:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9744 states to 9744 states and 11862 transitions. [2018-07-24 14:50:06,454 INFO L78 Accepts]: Start accepts. Automaton has 9744 states and 11862 transitions. Word has length 244 [2018-07-24 14:50:06,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:50:06,455 INFO L471 AbstractCegarLoop]: Abstraction has 9744 states and 11862 transitions. [2018-07-24 14:50:06,455 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:50:06,455 INFO L276 IsEmpty]: Start isEmpty. Operand 9744 states and 11862 transitions. [2018-07-24 14:50:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-07-24 14:50:06,466 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:50:06,466 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:50:06,466 INFO L414 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:50:06,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1865717331, now seen corresponding path program 1 times [2018-07-24 14:50:06,467 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:50:06,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:06,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:06,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:06,468 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:50:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:06,849 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-07-24 14:50:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 105 proven. 214 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-07-24 14:50:07,073 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:07,073 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:50:07,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:07,082 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:07,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 290 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-07-24 14:50:07,386 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 177 proven. 76 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-07-24 14:50:08,178 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:08,178 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 14:50:08,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:08,202 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:08,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 218 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-07-24 14:50:09,416 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:09,716 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2018-07-24 14:50:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 107 proven. 142 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-07-24 14:50:10,079 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 14:50:10,079 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5, 5, 5] total 18 [2018-07-24 14:50:10,079 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 14:50:10,080 INFO L450 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-07-24 14:50:10,080 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-07-24 14:50:10,081 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2018-07-24 14:50:10,081 INFO L87 Difference]: Start difference. First operand 9744 states and 11862 transitions. Second operand 12 states. [2018-07-24 14:50:34,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:50:34,271 INFO L93 Difference]: Finished difference Result 25782 states and 32671 transitions. [2018-07-24 14:50:34,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-07-24 14:50:34,272 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 302 [2018-07-24 14:50:34,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:50:34,307 INFO L225 Difference]: With dead ends: 25782 [2018-07-24 14:50:34,307 INFO L226 Difference]: Without dead ends: 11890 [2018-07-24 14:50:34,350 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1328 GetRequests, 1254 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1625 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=921, Invalid=4481, Unknown=0, NotChecked=0, Total=5402 [2018-07-24 14:50:34,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11890 states. [2018-07-24 14:50:34,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11890 to 11213. [2018-07-24 14:50:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11213 states. [2018-07-24 14:50:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11213 states to 11213 states and 12571 transitions. [2018-07-24 14:50:34,575 INFO L78 Accepts]: Start accepts. Automaton has 11213 states and 12571 transitions. Word has length 302 [2018-07-24 14:50:34,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:50:34,575 INFO L471 AbstractCegarLoop]: Abstraction has 11213 states and 12571 transitions. [2018-07-24 14:50:34,576 INFO L472 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-07-24 14:50:34,576 INFO L276 IsEmpty]: Start isEmpty. Operand 11213 states and 12571 transitions. [2018-07-24 14:50:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-07-24 14:50:34,585 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:50:34,586 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:50:34,586 INFO L414 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:50:34,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1835052585, now seen corresponding path program 1 times [2018-07-24 14:50:34,587 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:50:34,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:34,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:34,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:34,588 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:50:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:50:35,558 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:35,559 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:50:35,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:35,578 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:35,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:50:36,024 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:36,730 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-07-24 14:50:36,844 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-07-24 14:50:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 14:50:37,231 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:50:37,231 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 11 [2018-07-24 14:50:37,231 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:50:37,232 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 14:50:37,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 14:50:37,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-07-24 14:50:37,232 INFO L87 Difference]: Start difference. First operand 11213 states and 12571 transitions. Second operand 6 states. [2018-07-24 14:50:44,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:50:44,171 INFO L93 Difference]: Finished difference Result 34194 states and 39647 transitions. [2018-07-24 14:50:44,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-24 14:50:44,173 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 388 [2018-07-24 14:50:44,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:50:44,228 INFO L225 Difference]: With dead ends: 34194 [2018-07-24 14:50:44,229 INFO L226 Difference]: Without dead ends: 19227 [2018-07-24 14:50:44,258 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 786 GetRequests, 775 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-07-24 14:50:44,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19227 states. [2018-07-24 14:50:44,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19227 to 18695. [2018-07-24 14:50:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18695 states. [2018-07-24 14:50:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18695 states to 18695 states and 21667 transitions. [2018-07-24 14:50:44,553 INFO L78 Accepts]: Start accepts. Automaton has 18695 states and 21667 transitions. Word has length 388 [2018-07-24 14:50:44,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:50:44,554 INFO L471 AbstractCegarLoop]: Abstraction has 18695 states and 21667 transitions. [2018-07-24 14:50:44,554 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 14:50:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 18695 states and 21667 transitions. [2018-07-24 14:50:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2018-07-24 14:50:44,573 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:50:44,574 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:50:44,574 INFO L414 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:50:44,574 INFO L82 PathProgramCache]: Analyzing trace with hash -123761929, now seen corresponding path program 1 times [2018-07-24 14:50:44,575 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:50:44,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:44,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:44,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:44,576 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:50:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 148 proven. 2 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-07-24 14:50:44,965 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:44,965 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:50:44,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:44,981 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:45,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2018-07-24 14:50:45,254 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 148 proven. 2 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-07-24 14:50:45,443 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:50:45,443 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-07-24 14:50:45,443 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:50:45,444 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:50:45,444 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:50:45,444 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:50:45,445 INFO L87 Difference]: Start difference. First operand 18695 states and 21667 transitions. Second operand 3 states. [2018-07-24 14:50:48,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:50:48,355 INFO L93 Difference]: Finished difference Result 41306 states and 48209 transitions. [2018-07-24 14:50:48,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:50:48,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 496 [2018-07-24 14:50:48,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:50:48,405 INFO L225 Difference]: With dead ends: 41306 [2018-07-24 14:50:48,405 INFO L226 Difference]: Without dead ends: 23057 [2018-07-24 14:50:48,429 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 994 GetRequests, 993 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:50:48,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23057 states. [2018-07-24 14:50:48,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23057 to 20445. [2018-07-24 14:50:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20445 states. [2018-07-24 14:50:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20445 states to 20445 states and 23607 transitions. [2018-07-24 14:50:48,749 INFO L78 Accepts]: Start accepts. Automaton has 20445 states and 23607 transitions. Word has length 496 [2018-07-24 14:50:48,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:50:48,750 INFO L471 AbstractCegarLoop]: Abstraction has 20445 states and 23607 transitions. [2018-07-24 14:50:48,750 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:50:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 20445 states and 23607 transitions. [2018-07-24 14:50:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2018-07-24 14:50:48,770 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:50:48,771 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:50:48,771 INFO L414 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:50:48,771 INFO L82 PathProgramCache]: Analyzing trace with hash 545817968, now seen corresponding path program 1 times [2018-07-24 14:50:48,772 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:50:48,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:48,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:48,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:50:48,773 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:50:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:49,612 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 481 proven. 6 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-07-24 14:50:49,612 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:49,612 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:50:49,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:49,631 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:49,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:50,072 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 404 proven. 2 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-07-24 14:50:50,073 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 404 proven. 2 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-07-24 14:50:50,405 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:50:50,406 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 14:50:50,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:50:50,421 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:50:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:50:50,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:50:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 404 proven. 2 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-07-24 14:50:51,139 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:50:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 404 proven. 2 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-07-24 14:50:51,528 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 14:50:51,529 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5] total 8 [2018-07-24 14:50:51,529 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 14:50:51,530 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 14:50:51,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 14:50:51,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-07-24 14:50:51,530 INFO L87 Difference]: Start difference. First operand 20445 states and 23607 transitions. Second operand 6 states. [2018-07-24 14:51:03,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:51:03,750 INFO L93 Difference]: Finished difference Result 46525 states and 54263 transitions. [2018-07-24 14:51:03,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-07-24 14:51:03,751 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 517 [2018-07-24 14:51:03,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:51:03,812 INFO L225 Difference]: With dead ends: 46525 [2018-07-24 14:51:03,813 INFO L226 Difference]: Without dead ends: 26527 [2018-07-24 14:51:03,842 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 2084 GetRequests, 2070 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-07-24 14:51:03,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26527 states. [2018-07-24 14:51:04,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26527 to 23715. [2018-07-24 14:51:04,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23715 states. [2018-07-24 14:51:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23715 states to 23715 states and 27114 transitions. [2018-07-24 14:51:04,219 INFO L78 Accepts]: Start accepts. Automaton has 23715 states and 27114 transitions. Word has length 517 [2018-07-24 14:51:04,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:51:04,222 INFO L471 AbstractCegarLoop]: Abstraction has 23715 states and 27114 transitions. [2018-07-24 14:51:04,223 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 14:51:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 23715 states and 27114 transitions. [2018-07-24 14:51:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2018-07-24 14:51:04,245 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:51:04,246 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:51:04,246 INFO L414 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:51:04,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1946915764, now seen corresponding path program 1 times [2018-07-24 14:51:04,247 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:51:04,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:04,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:04,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:04,248 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:51:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 148 proven. 2 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2018-07-24 14:51:04,943 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:51:04,944 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:51:04,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:04,960 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:51:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:05,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:51:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2018-07-24 14:51:05,385 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:51:05,837 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 148 proven. 2 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2018-07-24 14:51:05,870 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:51:05,871 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-07-24 14:51:05,871 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:51:05,872 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:51:05,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:51:05,874 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:51:05,874 INFO L87 Difference]: Start difference. First operand 23715 states and 27114 transitions. Second operand 3 states. [2018-07-24 14:51:09,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:51:09,575 INFO L93 Difference]: Finished difference Result 56631 states and 65477 transitions. [2018-07-24 14:51:09,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:51:09,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 540 [2018-07-24 14:51:09,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:51:09,658 INFO L225 Difference]: With dead ends: 56631 [2018-07-24 14:51:09,658 INFO L226 Difference]: Without dead ends: 33363 [2018-07-24 14:51:09,694 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1082 GetRequests, 1080 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 14:51:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33363 states. [2018-07-24 14:51:10,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33363 to 30306. [2018-07-24 14:51:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30306 states. [2018-07-24 14:51:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30306 states to 30306 states and 35074 transitions. [2018-07-24 14:51:10,213 INFO L78 Accepts]: Start accepts. Automaton has 30306 states and 35074 transitions. Word has length 540 [2018-07-24 14:51:10,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:51:10,214 INFO L471 AbstractCegarLoop]: Abstraction has 30306 states and 35074 transitions. [2018-07-24 14:51:10,214 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:51:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 30306 states and 35074 transitions. [2018-07-24 14:51:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-07-24 14:51:10,235 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:51:10,235 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:51:10,236 INFO L414 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:51:10,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1285574970, now seen corresponding path program 1 times [2018-07-24 14:51:10,236 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:51:10,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:10,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:10,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:10,237 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:51:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2018-07-24 14:51:10,931 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 14:51:10,931 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 14:51:10,931 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:51:10,932 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:51:10,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:51:10,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:51:10,932 INFO L87 Difference]: Start difference. First operand 30306 states and 35074 transitions. Second operand 3 states. [2018-07-24 14:51:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:51:14,813 INFO L93 Difference]: Finished difference Result 67612 states and 79079 transitions. [2018-07-24 14:51:14,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:51:14,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 547 [2018-07-24 14:51:14,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:51:14,899 INFO L225 Difference]: With dead ends: 67612 [2018-07-24 14:51:14,900 INFO L226 Difference]: Without dead ends: 36475 [2018-07-24 14:51:14,941 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:51:14,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36475 states. [2018-07-24 14:51:15,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36475 to 35592. [2018-07-24 14:51:15,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35592 states. [2018-07-24 14:51:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35592 states to 35592 states and 41469 transitions. [2018-07-24 14:51:15,458 INFO L78 Accepts]: Start accepts. Automaton has 35592 states and 41469 transitions. Word has length 547 [2018-07-24 14:51:15,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:51:15,459 INFO L471 AbstractCegarLoop]: Abstraction has 35592 states and 41469 transitions. [2018-07-24 14:51:15,459 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:51:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35592 states and 41469 transitions. [2018-07-24 14:51:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 838 [2018-07-24 14:51:15,520 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:51:15,521 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:51:15,521 INFO L414 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:51:15,521 INFO L82 PathProgramCache]: Analyzing trace with hash 2004735999, now seen corresponding path program 1 times [2018-07-24 14:51:15,522 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:51:15,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:15,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:15,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:15,523 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:51:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:17,047 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 106 proven. 17 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2018-07-24 14:51:17,047 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:51:17,047 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-07-24 14:51:17,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:17,055 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:51:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:17,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:51:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 483 proven. 5 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-07-24 14:51:18,046 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:51:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 483 proven. 5 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-07-24 14:51:19,020 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:51:19,020 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 15 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 14:51:19,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:19,036 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:51:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:19,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:51:20,116 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-07-24 14:51:21,069 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 452 proven. 87 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-07-24 14:51:21,069 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:51:24,111 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 190 proven. 297 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-07-24 14:51:24,113 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 14:51:24,114 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6, 8, 6] total 25 [2018-07-24 14:51:24,114 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 14:51:24,117 INFO L450 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-07-24 14:51:24,117 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-07-24 14:51:24,118 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2018-07-24 14:51:24,118 INFO L87 Difference]: Start difference. First operand 35592 states and 41469 transitions. Second operand 13 states. [2018-07-24 14:51:47,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:51:47,904 INFO L93 Difference]: Finished difference Result 84113 states and 98353 transitions. [2018-07-24 14:51:47,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-07-24 14:51:47,904 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 837 [2018-07-24 14:51:47,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:51:47,989 INFO L225 Difference]: With dead ends: 84113 [2018-07-24 14:51:47,989 INFO L226 Difference]: Without dead ends: 48968 [2018-07-24 14:51:48,029 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3386 GetRequests, 3342 SyntacticMatches, 8 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=253, Invalid=1153, Unknown=0, NotChecked=0, Total=1406 [2018-07-24 14:51:48,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48968 states. [2018-07-24 14:51:48,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48968 to 46112. [2018-07-24 14:51:48,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46112 states. [2018-07-24 14:51:48,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46112 states to 46112 states and 52288 transitions. [2018-07-24 14:51:48,731 INFO L78 Accepts]: Start accepts. Automaton has 46112 states and 52288 transitions. Word has length 837 [2018-07-24 14:51:48,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:51:48,732 INFO L471 AbstractCegarLoop]: Abstraction has 46112 states and 52288 transitions. [2018-07-24 14:51:48,732 INFO L472 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-07-24 14:51:48,732 INFO L276 IsEmpty]: Start isEmpty. Operand 46112 states and 52288 transitions. [2018-07-24 14:51:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2018-07-24 14:51:48,781 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:51:48,782 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:51:48,782 INFO L414 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:51:48,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1769851949, now seen corresponding path program 1 times [2018-07-24 14:51:48,782 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:51:48,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:48,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:48,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:51:48,784 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:51:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 143 proven. 378 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2018-07-24 14:51:50,045 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:51:50,045 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 14:51:50,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:50,054 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:51:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:50,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:51:50,893 WARN L169 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 29 [2018-07-24 14:51:51,748 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 627 proven. 5 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-07-24 14:51:51,748 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:51:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 627 proven. 5 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-07-24 14:51:53,639 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:51:53,639 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 17 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-07-24 14:51:53,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:51:53,655 INFO L288 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:51:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:51:54,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:51:54,868 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 457 proven. 87 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2018-07-24 14:51:54,868 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:51:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 228 proven. 212 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2018-07-24 14:51:55,430 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-07-24 14:51:55,431 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5, 8, 5] total 17 [2018-07-24 14:51:55,431 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-07-24 14:51:55,432 INFO L450 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-07-24 14:51:55,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-07-24 14:51:55,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2018-07-24 14:51:55,433 INFO L87 Difference]: Start difference. First operand 46112 states and 52288 transitions. Second operand 10 states. [2018-07-24 14:52:07,819 WARN L169 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-07-24 14:52:16,657 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 24 [2018-07-24 14:52:17,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:52:17,745 INFO L93 Difference]: Finished difference Result 107765 states and 123302 transitions. [2018-07-24 14:52:17,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-07-24 14:52:17,746 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 859 [2018-07-24 14:52:17,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:52:17,864 INFO L225 Difference]: With dead ends: 107765 [2018-07-24 14:52:17,864 INFO L226 Difference]: Without dead ends: 63845 [2018-07-24 14:52:17,914 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3504 GetRequests, 3450 SyntacticMatches, 7 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=445, Invalid=1906, Unknown=1, NotChecked=0, Total=2352 [2018-07-24 14:52:17,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63845 states. [2018-07-24 14:52:18,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63845 to 62674. [2018-07-24 14:52:18,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62674 states. [2018-07-24 14:52:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62674 states to 62674 states and 70412 transitions. [2018-07-24 14:52:18,761 INFO L78 Accepts]: Start accepts. Automaton has 62674 states and 70412 transitions. Word has length 859 [2018-07-24 14:52:18,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:52:18,762 INFO L471 AbstractCegarLoop]: Abstraction has 62674 states and 70412 transitions. [2018-07-24 14:52:18,762 INFO L472 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-07-24 14:52:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 62674 states and 70412 transitions. [2018-07-24 14:52:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2018-07-24 14:52:18,825 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:52:18,826 INFO L353 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 14:52:18,826 INFO L414 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:52:18,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1151528463, now seen corresponding path program 1 times [2018-07-24 14:52:18,827 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:52:18,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:18,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:18,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:18,828 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:52:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 189 proven. 5 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2018-07-24 14:52:20,092 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:52:20,092 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 14:52:20,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:20,099 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:52:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:20,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:52:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 1016 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2018-07-24 14:52:20,967 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:52:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 199 proven. 13 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2018-07-24 14:52:21,596 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:52:21,596 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2018-07-24 14:52:21,596 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:52:21,597 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:52:21,597 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:52:21,597 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 14:52:21,598 INFO L87 Difference]: Start difference. First operand 62674 states and 70412 transitions. Second operand 3 states. [2018-07-24 14:52:28,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:52:28,096 INFO L93 Difference]: Finished difference Result 119128 states and 134028 transitions. [2018-07-24 14:52:28,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:52:28,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1002 [2018-07-24 14:52:28,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:52:28,212 INFO L225 Difference]: With dead ends: 119128 [2018-07-24 14:52:28,212 INFO L226 Difference]: Without dead ends: 59088 [2018-07-24 14:52:28,271 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 2007 GetRequests, 1999 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-24 14:52:28,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59088 states. [2018-07-24 14:52:28,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59088 to 59082. [2018-07-24 14:52:28,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59082 states. [2018-07-24 14:52:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59082 states to 59082 states and 66189 transitions. [2018-07-24 14:52:29,016 INFO L78 Accepts]: Start accepts. Automaton has 59082 states and 66189 transitions. Word has length 1002 [2018-07-24 14:52:29,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:52:29,017 INFO L471 AbstractCegarLoop]: Abstraction has 59082 states and 66189 transitions. [2018-07-24 14:52:29,017 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:52:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 59082 states and 66189 transitions. [2018-07-24 14:52:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1042 [2018-07-24 14:52:29,065 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:52:29,066 INFO L353 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:52:29,066 INFO L414 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:52:29,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1385846862, now seen corresponding path program 1 times [2018-07-24 14:52:29,067 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:52:29,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:29,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:29,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:29,068 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:52:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 234 proven. 6 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2018-07-24 14:52:30,524 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:52:30,524 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 14:52:30,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:30,536 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:52:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:30,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:52:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 1143 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2018-07-24 14:52:31,290 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:52:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 234 proven. 6 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2018-07-24 14:52:31,950 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:52:31,951 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-07-24 14:52:31,951 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:52:31,951 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:52:31,952 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:52:31,952 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:52:31,952 INFO L87 Difference]: Start difference. First operand 59082 states and 66189 transitions. Second operand 3 states. [2018-07-24 14:52:35,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:52:35,718 INFO L93 Difference]: Finished difference Result 124648 states and 140307 transitions. [2018-07-24 14:52:35,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:52:35,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1041 [2018-07-24 14:52:35,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:52:35,854 INFO L225 Difference]: With dead ends: 124648 [2018-07-24 14:52:35,854 INFO L226 Difference]: Without dead ends: 68201 [2018-07-24 14:52:35,915 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 2084 GetRequests, 2083 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:52:35,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68201 states. [2018-07-24 14:52:36,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68201 to 66892. [2018-07-24 14:52:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66892 states. [2018-07-24 14:52:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66892 states to 66892 states and 74312 transitions. [2018-07-24 14:52:36,838 INFO L78 Accepts]: Start accepts. Automaton has 66892 states and 74312 transitions. Word has length 1041 [2018-07-24 14:52:36,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:52:36,839 INFO L471 AbstractCegarLoop]: Abstraction has 66892 states and 74312 transitions. [2018-07-24 14:52:36,839 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:52:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 66892 states and 74312 transitions. [2018-07-24 14:52:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2018-07-24 14:52:36,908 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:52:36,909 INFO L353 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:52:36,909 INFO L414 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:52:36,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1895784990, now seen corresponding path program 1 times [2018-07-24 14:52:36,910 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:52:36,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:36,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:36,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:36,911 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:52:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 189 proven. 5 refuted. 0 times theorem prover too weak. 1373 trivial. 0 not checked. [2018-07-24 14:52:38,751 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 14:52:38,751 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 14:52:38,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:38,761 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-24 14:52:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 14:52:39,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 14:52:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 832 proven. 0 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2018-07-24 14:52:39,818 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-07-24 14:52:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 189 proven. 5 refuted. 0 times theorem prover too weak. 1373 trivial. 0 not checked. [2018-07-24 14:52:40,281 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-07-24 14:52:40,282 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-07-24 14:52:40,282 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-24 14:52:40,283 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 14:52:40,283 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 14:52:40,283 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:52:40,283 INFO L87 Difference]: Start difference. First operand 66892 states and 74312 transitions. Second operand 3 states. [2018-07-24 14:52:44,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 14:52:44,127 INFO L93 Difference]: Finished difference Result 130197 states and 145413 transitions. [2018-07-24 14:52:44,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 14:52:44,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1099 [2018-07-24 14:52:44,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 14:52:44,272 INFO L225 Difference]: With dead ends: 130197 [2018-07-24 14:52:44,272 INFO L226 Difference]: Without dead ends: 71232 [2018-07-24 14:52:44,333 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 2200 GetRequests, 2199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 14:52:44,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71232 states. [2018-07-24 14:52:45,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71232 to 68612. [2018-07-24 14:52:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68612 states. [2018-07-24 14:52:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68612 states to 68612 states and 75659 transitions. [2018-07-24 14:52:45,434 INFO L78 Accepts]: Start accepts. Automaton has 68612 states and 75659 transitions. Word has length 1099 [2018-07-24 14:52:45,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 14:52:45,435 INFO L471 AbstractCegarLoop]: Abstraction has 68612 states and 75659 transitions. [2018-07-24 14:52:45,435 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 14:52:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 68612 states and 75659 transitions. [2018-07-24 14:52:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1115 [2018-07-24 14:52:45,487 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 14:52:45,488 INFO L353 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 14:52:45,488 INFO L414 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 14:52:45,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1719478638, now seen corresponding path program 1 times [2018-07-24 14:52:45,488 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-07-24 14:52:45,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:45,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 14:52:45,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 14:52:45,489 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-24 14:52:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-07-24 14:52:46,146 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,148 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,148 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,149 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,150 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,150 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,157 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,158 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,158 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,159 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,159 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,163 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,163 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,163 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,164 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,164 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,164 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,165 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,165 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,166 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,166 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,166 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,167 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,167 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,173 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,173 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,173 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,174 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,174 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,174 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,175 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,175 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,176 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,176 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,176 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,177 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,177 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,181 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,182 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,182 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,183 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,183 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,183 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,184 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,184 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,184 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,185 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,185 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,185 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,186 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,186 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,187 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,187 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,191 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,192 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,192 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,192 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,193 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,193 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,193 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,194 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,194 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,195 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,195 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,195 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,196 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,196 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,196 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,197 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,197 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,197 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,198 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,198 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,199 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,199 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,199 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,200 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,200 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,200 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,201 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,201 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,201 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,202 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,202 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,202 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,203 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,203 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,203 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,204 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,204 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,205 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,205 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,205 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,206 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,206 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,206 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,207 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,214 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,215 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,215 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,216 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,216 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,216 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,217 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,217 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,218 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,218 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,221 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,222 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,222 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,223 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,223 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,224 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,224 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,226 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,227 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,227 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,228 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,229 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,230 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,231 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,231 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,231 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,232 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,232 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,233 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,233 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,234 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,234 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,235 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,235 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,236 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,236 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,237 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,237 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,237 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,238 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,238 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,239 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,239 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,239 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,240 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,240 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,240 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,240 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,241 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,241 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,241 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,241 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,242 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,242 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,242 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,243 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,243 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,243 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,243 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,244 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,244 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,244 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,246 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,246 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,246 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,247 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,247 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,247 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,247 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,249 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,249 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,249 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,250 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,250 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,250 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,250 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,251 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,251 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,251 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,252 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,252 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,252 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,252 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,253 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,253 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,253 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,254 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,254 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,254 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,254 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,255 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,255 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,255 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,256 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,256 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,256 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,256 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,257 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,257 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,258 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,258 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,258 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,259 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,259 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,259 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,259 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,260 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,260 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,260 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,261 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,261 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,261 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,262 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,262 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,262 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,263 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,263 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,263 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,264 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,264 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,264 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,264 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,265 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,265 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,265 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,272 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,272 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,272 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,272 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,273 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,273 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,273 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,274 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,274 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,274 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,275 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,277 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,277 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,277 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,278 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,278 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,278 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,278 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,279 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,279 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,279 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,280 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,280 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,280 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,281 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,281 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,281 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,281 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,282 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,282 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,282 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,282 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,283 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,283 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,283 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,283 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,284 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,284 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,284 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,284 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,286 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,286 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,286 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,286 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,290 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,290 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,290 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,290 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,291 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,291 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,291 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,291 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,292 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,293 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,293 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,293 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,293 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,294 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,294 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,294 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,296 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,296 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,296 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,296 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,297 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,297 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,297 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,297 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,299 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,300 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,301 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,301 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,301 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,301 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,302 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,302 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,302 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,303 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,303 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,303 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,303 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,304 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,304 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,304 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,304 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,305 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,305 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,305 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,305 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,305 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,306 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,306 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,307 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,307 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,308 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,308 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,308 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,308 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,309 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,309 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,309 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,310 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,310 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,310 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,310 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,311 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,311 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,311 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,311 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,312 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,312 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,312 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,312 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,313 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,313 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,313 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,314 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,314 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,314 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,314 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,314 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,315 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,315 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,315 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,315 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,316 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,316 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,316 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,317 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,317 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,317 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,317 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,317 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,318 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,318 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,318 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,318 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,319 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,319 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,319 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,319 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,320 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,320 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,320 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,321 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,321 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,321 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,321 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,322 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,322 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,322 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,322 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,323 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,323 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,323 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,323 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,324 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,324 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,324 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,325 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,325 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,325 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,326 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,326 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,326 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,327 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,327 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,327 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,327 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,328 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,328 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,328 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,329 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,329 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,329 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,330 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,330 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,330 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,330 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,331 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,331 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,331 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,332 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,332 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,332 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,333 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,333 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,333 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,333 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,334 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,334 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,334 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,334 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,335 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,335 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,335 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,335 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,336 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,336 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,336 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,336 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,337 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,337 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,337 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,338 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,338 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,338 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,338 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,339 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,339 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,339 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,339 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,340 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,340 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,340 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,340 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,341 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,341 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,341 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,341 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,342 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,342 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,342 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,342 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,343 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,343 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,343 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,343 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,344 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,344 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,344 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,344 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,345 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,345 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,345 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,345 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,346 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,347 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,347 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,347 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,347 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,348 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,348 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,348 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,348 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,349 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,349 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,349 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,349 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,349 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,350 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,350 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,350 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,350 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,351 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,351 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,351 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,351 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,352 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,352 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,352 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,352 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,353 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,353 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,353 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,353 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,354 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,354 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,354 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,354 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,355 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,355 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,355 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,355 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,355 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,356 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,356 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,356 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,356 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,356 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,357 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,357 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,357 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,357 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,358 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,358 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,358 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,358 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,358 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,359 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,359 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,359 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,359 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,359 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,360 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,360 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,360 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,360 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,361 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,361 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,361 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,361 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,361 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,362 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,362 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,362 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,362 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,363 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,363 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,363 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,363 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,363 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,364 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,364 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,364 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,364 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,365 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,365 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,365 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,365 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,365 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,366 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,366 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,366 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,366 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,368 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,368 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,368 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,368 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,370 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,370 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,370 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,370 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,371 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,371 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,371 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,371 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,372 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,372 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,372 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,372 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,372 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,373 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,373 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,373 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,373 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,374 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,374 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,374 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,374 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,375 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,375 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,375 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,375 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,376 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,376 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,376 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,376 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,376 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,377 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,377 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,377 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,377 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,378 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,378 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,378 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,378 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,378 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,379 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,379 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,379 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,379 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,380 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,380 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,380 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,380 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,381 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,381 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,381 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,381 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,382 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,382 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,382 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,382 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,383 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,383 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,383 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,383 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,384 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,384 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,384 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,384 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,384 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,385 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,385 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,385 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,385 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,386 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,386 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,386 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,386 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,387 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,387 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,387 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,387 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,388 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,388 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,388 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,388 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,389 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,389 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,389 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,389 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,389 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,390 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,390 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,390 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,390 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,391 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,391 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,391 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,391 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,392 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,392 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,392 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,392 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,393 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,393 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,393 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,393 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,396 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,396 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,396 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,396 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,397 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,397 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,397 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,397 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,400 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,400 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,400 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,400 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,401 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,401 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,401 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,401 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,401 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,402 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,402 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,402 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,402 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,403 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,403 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,403 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,403 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,405 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,405 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,405 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,405 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,406 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,406 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,406 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,406 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,408 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,408 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,408 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,408 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,409 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,409 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,409 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,409 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,409 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,410 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,410 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,410 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,410 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,411 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,411 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,411 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,411 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,412 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,412 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,412 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,412 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,413 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,413 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,413 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,413 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,414 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,414 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,414 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,414 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,416 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,416 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,416 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,416 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,417 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,417 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,417 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,417 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,419 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,419 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,419 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,419 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,426 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,426 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,426 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,426 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,428 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,428 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,428 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,437 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,437 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,437 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,437 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,438 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,438 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,438 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,438 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,439 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,439 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,439 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,439 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,440 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,440 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,440 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,440 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,441 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,441 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,441 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,441 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,442 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,442 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,442 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,442 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,443 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,443 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,443 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,443 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,444 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,444 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,444 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,444 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,444 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,446 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,447 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,447 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,447 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,447 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,449 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,449 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,449 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,449 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,450 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,450 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,450 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,450 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,450 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,452 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,452 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,452 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,452 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,452 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,453 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,453 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,453 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,453 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,454 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,454 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,454 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,454 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,454 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,455 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,455 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,455 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,456 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,456 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,456 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,456 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,456 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,458 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,458 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,458 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,458 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,459 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,459 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,459 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,459 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,460 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,460 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,460 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,461 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,461 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,461 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,461 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,462 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,462 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,462 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,462 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,463 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,463 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,463 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,463 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,465 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,465 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,465 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,466 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-07-24 14:52:46,472 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 14:52:46,476 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 14:52:46,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 02:52:46 BoogieIcfgContainer [2018-07-24 14:52:46,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 14:52:46,478 INFO L168 Benchmark]: Toolchain (without parser) took 233402.68 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,480 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 14:52:46,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1753.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,482 INFO L168 Benchmark]: Boogie Preprocessor took 959.77 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 938.0 MB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,483 INFO L168 Benchmark]: RCFGBuilder took 10405.66 ms. Allocated memory is still 2.5 GB. Free memory was 2.4 GB in the beginning and 1.9 GB in the end (delta: 495.8 MB). Peak memory consumption was 495.8 MB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,484 INFO L168 Benchmark]: TraceAbstraction took 219991.73 ms. Allocated memory was 2.5 GB in the beginning and 3.9 GB in the end (delta: 1.5 GB). Free memory was 1.9 GB in the beginning and 2.7 GB in the end (delta: -866.4 MB). Peak memory consumption was 588.5 MB. Max. memory is 7.1 GB. [2018-07-24 14:52:46,494 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1753.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 287.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 959.77 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 938.0 MB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10405.66 ms. Allocated memory is still 2.5 GB. Free memory was 2.4 GB in the beginning and 1.9 GB in the end (delta: 495.8 MB). Peak memory consumption was 495.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 219991.73 ms. Allocated memory was 2.5 GB in the beginning and 3.9 GB in the end (delta: 1.5 GB). Free memory was 1.9 GB in the beginning and 2.7 GB in the end (delta: -866.4 MB). Peak memory consumption was 588.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 107). Cancelled while BasicCegarLoop was analyzing trace of length 1115 with TraceHistMax 7, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while NestedInterpolantsBuilder was constructing predicates for 1113 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. TIMEOUT Result, 219.9s OverallTime, 18 OverallIterations, 7 TraceHistogramMax, 163.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5570 SDtfs, 31463 SDslu, 3930 SDs, 0 SdLazy, 53058 SolverSat, 9716 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 137.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21516 GetRequests, 21237 SyntacticMatches, 46 SemanticMatches, 233 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2680 ImplicationChecksByTransitivity, 16.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68612occurred in iteration=17, 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: 7.6s AutomataMinimizationTime, 17 MinimizatonAttempts, 20218 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 5.6s SatisfiabilityAnalysisTime, 34.0s InterpolantComputationTime, 19216 NumberOfCodeBlocks, 19216 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 29759 ConstructedInterpolants, 62 QuantifiedInterpolants, 54564684 SizeOfPredicates, 36 NumberOfNonLiveVariables, 15556 ConjunctsInSsa, 157 ConjunctsInUnsatCore, 55 InterpolantComputations, 14 PerfectInterpolantSequences, 31942/33852 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label12_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_14-52-46-518.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label12_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_14-52-46-518.csv Completed graceful shutdown