java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INTCON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem04_label46_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-12 01:18:34,556 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-12 01:18:34,560 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-12 01:18:34,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-12 01:18:34,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-12 01:18:34,583 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-12 01:18:34,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-12 01:18:34,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-12 01:18:34,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-12 01:18:34,590 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-12 01:18:34,599 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-12 01:18:34,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-12 01:18:34,601 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-12 01:18:34,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-12 01:18:34,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-12 01:18:34,607 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-12 01:18:34,608 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-12 01:18:34,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-12 01:18:34,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-12 01:18:34,621 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-12 01:18:34,622 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-12 01:18:34,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-12 01:18:34,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-12 01:18:34,625 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-12 01:18:34,626 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-12 01:18:34,626 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-12 01:18:34,627 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-12 01:18:34,628 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-12 01:18:34,629 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-12 01:18:34,630 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-12 01:18:34,630 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-12 01:18:34,631 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-12 01:18:34,631 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-12 01:18:34,631 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-12 01:18:34,632 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-12 01:18:34,633 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-12 01:18:34,633 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INTCON-OldIcfg.epf [2018-09-12 01:18:34,649 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-12 01:18:34,649 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-12 01:18:34,650 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-12 01:18:34,650 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-12 01:18:34,650 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-12 01:18:34,651 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-12 01:18:34,651 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-12 01:18:34,651 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-12 01:18:34,651 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-12 01:18:34,652 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-12 01:18:34,652 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-12 01:18:34,652 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-12 01:18:34,653 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-12 01:18:34,653 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-12 01:18:34,653 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-12 01:18:34,653 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-12 01:18:34,653 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-12 01:18:34,654 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-12 01:18:34,654 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-12 01:18:34,654 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-12 01:18:34,654 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-12 01:18:34,654 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-12 01:18:34,655 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-12 01:18:34,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-12 01:18:34,655 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-12 01:18:34,655 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-12 01:18:34,655 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-12 01:18:34,656 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-12 01:18:34,656 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-12 01:18:34,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-12 01:18:34,656 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-12 01:18:34,656 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-12 01:18:34,657 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-12 01:18:34,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-12 01:18:34,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-12 01:18:34,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-12 01:18:34,733 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-12 01:18:34,734 INFO L276 PluginConnector]: CDTParser initialized [2018-09-12 01:18:34,735 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label46_true-unreach-call_false-termination.c [2018-09-12 01:18:35,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256b375d/f1db5a6805a6408ab8bb378984400f8e/FLAG63f18506a [2018-09-12 01:18:35,636 INFO L276 CDTParser]: Found 1 translation units. [2018-09-12 01:18:35,637 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label46_true-unreach-call_false-termination.c [2018-09-12 01:18:35,680 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256b375d/f1db5a6805a6408ab8bb378984400f8e/FLAG63f18506a [2018-09-12 01:18:35,697 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256b375d/f1db5a6805a6408ab8bb378984400f8e [2018-09-12 01:18:35,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-12 01:18:35,715 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-12 01:18:35,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-12 01:18:35,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-12 01:18:35,726 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-12 01:18:35,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:18:35" (1/1) ... [2018-09-12 01:18:35,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbc8a96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:35, skipping insertion in model container [2018-09-12 01:18:35,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:18:35" (1/1) ... [2018-09-12 01:18:36,092 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-12 01:18:37,149 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 01:18:37,171 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-12 01:18:38,003 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 01:18:38,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38 WrapperNode [2018-09-12 01:18:38,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-12 01:18:38,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-12 01:18:38,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-12 01:18:38,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-12 01:18:38,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-12 01:18:38,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-12 01:18:38,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-12 01:18:38,298 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-12 01:18:38,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (1/1) ... [2018-09-12 01:18:38,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-12 01:18:38,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-12 01:18:38,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-12 01:18:38,906 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-12 01:18:38,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (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 [2018-09-12 01:18:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-12 01:18:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-12 01:18:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-12 01:18:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-12 01:18:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-12 01:18:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-12 01:18:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-12 01:18:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-12 01:18:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output3 [2018-09-12 01:18:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output3 [2018-09-12 01:18:38,993 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output2 [2018-09-12 01:18:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output2 [2018-09-12 01:18:38,993 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output4 [2018-09-12 01:18:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output4 [2018-09-12 01:18:50,342 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-12 01:18:50,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 01:18:50 BoogieIcfgContainer [2018-09-12 01:18:50,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-12 01:18:50,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-12 01:18:50,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-12 01:18:50,347 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-12 01:18:50,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.09 01:18:35" (1/3) ... [2018-09-12 01:18:50,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27405258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 01:18:50, skipping insertion in model container [2018-09-12 01:18:50,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:18:38" (2/3) ... [2018-09-12 01:18:50,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27405258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 01:18:50, skipping insertion in model container [2018-09-12 01:18:50,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 01:18:50" (3/3) ... [2018-09-12 01:18:50,351 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem04_label46_true-unreach-call_false-termination.c [2018-09-12 01:18:50,361 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-12 01:18:50,371 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-12 01:18:50,444 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-12 01:18:50,445 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-12 01:18:50,445 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-12 01:18:50,445 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-12 01:18:50,445 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-12 01:18:50,446 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-12 01:18:50,446 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-12 01:18:50,446 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-12 01:18:50,446 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-12 01:18:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states. [2018-09-12 01:18:50,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2018-09-12 01:18:50,555 INFO L368 BasicCegarLoop]: Found error trace [2018-09-12 01:18:50,557 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-12 01:18:50,558 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-12 01:18:50,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1124035881, now seen corresponding path program 1 times [2018-09-12 01:18:50,567 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-12 01:18:50,570 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 806 with the following transitions: [2018-09-12 01:18:50,580 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [12], [16], [20], [24], [28], [32], [36], [40], [44], [48], [52], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [164], [168], [172], [176], [180], [184], [188], [192], [196], [200], [204], [208], [212], [216], [220], [224], [228], [232], [236], [240], [244], [248], [252], [256], [260], [264], [268], [272], [276], [280], [284], [288], [292], [296], [300], [304], [308], [312], [316], [320], [324], [328], [332], [336], [340], [344], [348], [352], [356], [360], [364], [368], [372], [376], [380], [384], [388], [392], [396], [400], [404], [408], [412], [416], [420], [424], [428], [432], [436], [440], [444], [448], [452], [456], [460], [464], [468], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [544], [548], [552], [556], [560], [564], [568], [572], [576], [580], [584], [588], [592], [596], [600], [604], [608], [612], [616], [620], [624], [628], [632], [636], [640], [644], [648], [652], [656], [660], [664], [668], [672], [676], [680], [684], [688], [692], [696], [700], [704], [708], [712], [716], [720], [724], [728], [732], [736], [740], [744], [748], [752], [756], [760], [764], [768], [772], [776], [780], [784], [788], [792], [796], [800], [804], [808], [812], [816], [820], [824], [828], [832], [836], [840], [844], [848], [852], [856], [860], [864], [868], [872], [876], [880], [884], [885], [889], [893], [899], [903], [910], [914], [918], [922], [926], [930], [934], [938], [942], [946], [950], [954], [958], [962], [966], [970], [974], [978], [982], [986], [990], [994], [998], [1002], [1006], [1010], [1014], [1018], [1022], [1026], [1030], [1034], [1038], [1042], [1046], [1050], [1054], [1058], [1062], [1066], [1070], [1074], [1078], [1082], [1086], [1090], [1094], [1098], [1102], [1106], [1110], [1114], [1118], [1122], [1126], [1130], [1134], [1138], [1142], [1146], [1150], [1154], [1158], [1162], [1166], [1170], [1174], [1178], [1182], [1186], [1190], [1194], [1198], [1202], [1206], [1210], [1214], [1218], [1222], [1226], [1230], [1234], [1238], [1242], [1246], [1250], [1254], [1258], [1262], [1266], [1270], [1274], [1278], [1282], [1286], [1290], [1294], [1298], [1302], [1306], [1310], [1314], [1318], [1322], [1326], [1330], [1334], [1338], [1342], [1346], [1350], [1354], [1358], [1362], [1366], [1370], [1374], [1378], [1382], [1386], [1390], [1394], [1398], [1402], [1406], [1410], [1414], [1418], [1422], [1426], [1430], [1434], [1438], [1442], [1446], [1450], [1454], [1458], [1462], [1466], [1470], [1474], [1478], [1482], [1486], [1490], [1494], 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[1998], [2002], [2006], [2010], [2014], [2018], [2022], [2026], [2030], [2034], [2038], [2042], [2046], [2050], [2054], [2058], [2062], [2066], [2070], [2074], [2078], [2082], [2086], [2090], [2094], [2098], [2102], [2106], [2110], [2114], [2118], [2122], [2126], [2130], [2134], [2138], [2142], [2146], [2150], [2154], [2158], [2162], [2166], [2170], [2174], [2178], [2182], [2186], [2190], [2194], [2198], [2202], [2206], [2210], [2214], [2218], [2222], [2226], [2230], [2234], [2238], [2242], [2246], [2250], [2254], [2258], [2262], [2266], [2270], [2274], [2278], [2282], [2286], [2290], [2294], [2298], [2302], [2306], [2310], [2314], [2318], [2322], [2326], [2330], [2334], [2338], [2342], [2346], [2350], [2354], [2358], [2362], [2366], [2370], [2374], [2378], [2382], [2386], [2390], [2394], [2398], [2402], [2406], [2410], [2414], [2418], [2422], [2426], [2430], [2434], [2438], [2442], [2446], [2450], [2454], [2458], [2462], [2466], [2470], [2474], [2478], [2482], [2486], [2490], [2494], [2498], [2502], [2506], [2510], [2514], [2518], [2522], [2526], [2530], [2534], [2538], [2542], [2546], [2550], [2554], [2558], [2562], [2566], [2570], [2574], [2578], [2582], [2586], [2590], [2594], [2598], [2602], [2606], [2610], [2614], [2618], [2622], [2626], [2630], [2634], [2638], [2642], [2646], [2650], [2654], [2658], [2662], [2666], [2670], [2674], [2678], [2682], [2686], [2690], [2694], [2698], [2702], [2706], [2710], [2714], [2718], [2722], [2726], [2730], [2734], [2738], [2742], [2746], [2750], [2754], [2758], [2762], [2766], [2770], [2774], [2778], [2782], [2786], [2790], [2794], [2798], [2802], [2806], [2810], [2814], [2818], [2822], [2826], [2830], [2834], [2838], [2842], [2846], [2850], [2854], [2858], [2862], [2866], [2870], [2874], [2878], [2882], [2886], [2890], [2894], [2898], [2902], [2906], [2910], [2914], [2918], [2922], [2926], [2930], [2934], [2938], [2942], [2946], [2950], [2954], [2958], [2962], [2966], [2970], [2974], [2978], [2982], [2986], [2990], [2994], [2998], [3002], [3006], [3010], [3014], [3018], [3022], [3026], [3030], [3034], [3038], [3045], [3053], [3061], [3069], [3077], [3085], [3093], [3101], [3109], [3117], [3125], [3133], [3141], [3149], [3157], [3165], [3173], [3181], [3189], [3197], [3205], [3213], [3221], [3229], [3237], [3245], [3253], [3261], [3269], [3277], [3285], [3293], [3301], [3309], [3317], [3325], [3329], [3331], [3530], [3532], [3533], [3534], [3536], [3538], [3540] [2018-09-12 01:18:50,686 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-12 01:18:50,686 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown