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_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem13_label02_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 22:20:38,247 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 22:20:38,249 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 22:20:38,270 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 22:20:38,270 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 22:20:38,271 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 22:20:38,272 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 22:20:38,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 22:20:38,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 22:20:38,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 22:20:38,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 22:20:38,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 22:20:38,281 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 22:20:38,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 22:20:38,283 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 22:20:38,284 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 22:20:38,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 22:20:38,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 22:20:38,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 22:20:38,295 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 22:20:38,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 22:20:38,298 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 22:20:38,300 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-11 22:20:38,300 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-11 22:20:38,300 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-11 22:20:38,301 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-11 22:20:38,302 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-11 22:20:38,302 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-11 22:20:38,303 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-11 22:20:38,304 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-11 22:20:38,304 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-11 22:20:38,305 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-11 22:20:38,305 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 22:20:38,305 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 22:20:38,306 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 22:20:38,307 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 22:20:38,307 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-11 22:20:38,322 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 22:20:38,322 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 22:20:38,323 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 22:20:38,324 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 22:20:38,324 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 22:20:38,324 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 22:20:38,324 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-11 22:20:38,324 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 22:20:38,325 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-11 22:20:38,325 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 22:20:38,325 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 22:20:38,325 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 22:20:38,326 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 22:20:38,326 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 22:20:38,326 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 22:20:38,326 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 22:20:38,327 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 22:20:38,327 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 22:20:38,327 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 22:20:38,327 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 22:20:38,327 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 22:20:38,327 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 22:20:38,328 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 22:20:38,328 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 22:20:38,328 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 22:20:38,328 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 22:20:38,329 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 22:20:38,330 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 22:20:38,330 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 22:20:38,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 22:20:38,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 22:20:38,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 22:20:38,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 22:20:38,400 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 22:20:38,401 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label02_true-unreach-call.c [2018-09-11 22:20:38,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284331c44/86b4af48b6d64007aab011f8d4bf7e6d/FLAGded5465fe [2018-09-11 22:20:39,361 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 22:20:39,362 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label02_true-unreach-call.c [2018-09-11 22:20:39,423 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284331c44/86b4af48b6d64007aab011f8d4bf7e6d/FLAGded5465fe [2018-09-11 22:20:39,444 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284331c44/86b4af48b6d64007aab011f8d4bf7e6d [2018-09-11 22:20:39,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 22:20:39,464 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 22:20:39,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 22:20:39,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 22:20:39,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 22:20:39,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 10:20:39" (1/1) ... [2018-09-11 22:20:39,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25cf1b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:39, skipping insertion in model container [2018-09-11 22:20:39,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 10:20:39" (1/1) ... [2018-09-11 22:20:39,896 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 22:20:41,223 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 22:20:41,244 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 22:20:42,125 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 22:20:42,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42 WrapperNode [2018-09-11 22:20:42,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 22:20:42,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 22:20:42,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 22:20:42,500 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 22:20:42,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:42,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:42,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 22:20:42,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 22:20:42,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 22:20:42,811 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 22:20:43,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:43,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (1/1) ... [2018-09-11 22:20:44,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 22:20:44,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 22:20:44,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 22:20:44,053 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 22:20:44,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (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 [2018-09-11 22:20:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 22:20:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 22:20:44,126 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 [2018-09-11 22:20:44,126 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 [2018-09-11 22:20:44,126 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_output3 [2018-09-11 22:20:44,126 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_output3 [2018-09-11 22:20:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 22:20:44,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 22:20:44,127 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_output4 [2018-09-11 22:20:44,127 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_output4 [2018-09-11 22:20:44,127 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 22:20:44,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 22:20:44,128 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 [2018-09-11 22:20:44,128 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 [2018-09-11 22:20:56,695 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 22:20:56,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 10:20:56 BoogieIcfgContainer [2018-09-11 22:20:56,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 22:20:56,697 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 22:20:56,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 22:20:56,700 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 22:20:56,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 10:20:39" (1/3) ... [2018-09-11 22:20:56,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118f476e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 10:20:56, skipping insertion in model container [2018-09-11 22:20:56,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 10:20:42" (2/3) ... [2018-09-11 22:20:56,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118f476e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 10:20:56, skipping insertion in model container [2018-09-11 22:20:56,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 10:20:56" (3/3) ... [2018-09-11 22:20:56,704 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem13_label02_true-unreach-call.c [2018-09-11 22:20:56,712 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 22:20:56,721 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 22:20:56,798 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 22:20:56,799 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 22:20:56,799 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 22:20:56,799 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 22:20:56,800 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 22:20:56,800 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 22:20:56,800 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 22:20:56,800 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 22:20:56,800 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 22:20:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states. [2018-09-11 22:20:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-11 22:20:56,869 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 22:20:56,870 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] [2018-09-11 22:20:56,871 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 22:20:56,876 INFO L82 PathProgramCache]: Analyzing trace with hash 987143940, now seen corresponding path program 1 times [2018-09-11 22:20:56,878 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 22:20:56,879 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 47 with the following transitions: [2018-09-11 22:20:56,881 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [269], [271], [3064], [3068], [3074], [3078], [4267], [4268], [4269], [4271] [2018-09-11 22:20:56,941 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 22:20:56,941 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 22:20:58,320 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 22:20:58,322 INFO L272 AbstractInterpreter]: Visited 45 different actions 45 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-11 22:20:58,338 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 22:20:58,957 INFO L232 lantSequenceWeakener]: Weakened 44 states. On average, predicates are now at 73.14% of their original sizes. [2018-09-11 22:20:58,958 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 22:20:59,335 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 22:20:59,337 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 22:20:59,337 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-11 22:20:59,338 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 22:20:59,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-11 22:20:59,349 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-11 22:20:59,350 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-11 22:20:59,353 INFO L87 Difference]: Start difference. First operand 1120 states. Second operand 6 states. [2018-09-11 22:21:25,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 22:21:25,684 INFO L93 Difference]: Finished difference Result 3044 states and 5648 transitions. [2018-09-11 22:21:25,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-11 22:21:25,693 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 46 [2018-09-11 22:21:25,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 22:21:25,733 INFO L225 Difference]: With dead ends: 3044 [2018-09-11 22:21:25,734 INFO L226 Difference]: Without dead ends: 1922 [2018-09-11 22:21:25,743 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-11 22:21:25,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1922 states. [2018-09-11 22:21:25,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1922 to 1920. [2018-09-11 22:21:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1920 states. [2018-09-11 22:21:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1920 states and 2831 transitions. [2018-09-11 22:21:25,910 INFO L78 Accepts]: Start accepts. Automaton has 1920 states and 2831 transitions. Word has length 46 [2018-09-11 22:21:25,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 22:21:25,911 INFO L480 AbstractCegarLoop]: Abstraction has 1920 states and 2831 transitions. [2018-09-11 22:21:25,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-11 22:21:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2831 transitions. [2018-09-11 22:21:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-11 22:21:25,918 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 22:21:25,919 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 22:21:25,919 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 22:21:25,920 INFO L82 PathProgramCache]: Analyzing trace with hash -496987210, now seen corresponding path program 1 times [2018-09-11 22:21:25,920 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 22:21:25,920 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 148 with the following transitions: [2018-09-11 22:21:25,921 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [269], [271], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [522], [526], [530], [534], [538], [542], [553], [557], [561], [565], [569], [573], [577], [581], [592], [596], [600], [604], [608], [612], [616], [620], [624], [628], [632], [636], [639], [1612], [3064], [3068], [3074], [3078], [3080], [4267], [4268], [4269], [4271], [4272] [2018-09-11 22:21:25,930 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 22:21:25,930 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 22:21:37,032 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 22:21:37,032 INFO L272 AbstractInterpreter]: Visited 108 different actions 210 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-11 22:21:37,042 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 22:21:39,710 INFO L232 lantSequenceWeakener]: Weakened 145 states. On average, predicates are now at 71.62% of their original sizes. [2018-09-11 22:21:39,710 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 22:21:40,574 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 22:21:40,574 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 22:21:40,574 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-11 22:21:40,574 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 22:21:40,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-11 22:21:40,576 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-11 22:21:40,576 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-11 22:21:40,576 INFO L87 Difference]: Start difference. First operand 1920 states and 2831 transitions. Second operand 10 states. [2018-09-11 22:22:34,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 22:22:34,196 INFO L93 Difference]: Finished difference Result 3839 states and 6442 transitions. [2018-09-11 22:22:34,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-11 22:22:34,197 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 147 [2018-09-11 22:22:34,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 22:22:34,211 INFO L225 Difference]: With dead ends: 3839 [2018-09-11 22:22:34,211 INFO L226 Difference]: Without dead ends: 2729 [2018-09-11 22:22:34,216 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 153 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-11 22:22:34,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2729 states. [2018-09-11 22:22:34,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2729 to 2726. [2018-09-11 22:22:34,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2726 states. [2018-09-11 22:22:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3652 transitions. [2018-09-11 22:22:34,300 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3652 transitions. Word has length 147 [2018-09-11 22:22:34,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 22:22:34,301 INFO L480 AbstractCegarLoop]: Abstraction has 2726 states and 3652 transitions. [2018-09-11 22:22:34,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-11 22:22:34,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3652 transitions. [2018-09-11 22:22:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-11 22:22:34,305 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 22:22:34,305 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 22:22:34,306 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 22:22:34,306 INFO L82 PathProgramCache]: Analyzing trace with hash -636838847, now seen corresponding path program 1 times [2018-09-11 22:22:34,306 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 22:22:34,306 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 177 with the following transitions: [2018-09-11 22:22:34,307 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [269], [271], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [522], [526], [530], [534], [538], [542], [553], [557], [561], [565], [569], [573], [577], [581], [592], [596], [600], [604], [608], [612], [616], [620], [624], [628], [632], [636], [640], [644], [648], [652], [656], [660], [664], [668], [679], [683], [687], [691], [695], [699], [703], [707], [718], [729], [740], [744], [748], [752], [756], [760], [764], [768], [772], [776], [780], [783], [1612], [3064], [3068], [3074], [3078], [3080], [4267], [4268], [4269], [4271], [4272] [2018-09-11 22:22:34,313 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 22:22:34,313 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 22:22:44,805 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 22:22:44,806 INFO L272 AbstractInterpreter]: Visited 137 different actions 267 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-11 22:22:44,843 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 22:22:47,468 INFO L232 lantSequenceWeakener]: Weakened 174 states. On average, predicates are now at 71.49% of their original sizes. [2018-09-11 22:22:47,468 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 22:22:48,228 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 22:22:48,228 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 22:22:48,229 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-11 22:22:48,229 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 22:22:48,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-11 22:22:48,230 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-11 22:22:48,230 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-09-11 22:22:48,230 INFO L87 Difference]: Start difference. First operand 2726 states and 3652 transitions. Second operand 12 states. [2018-09-11 22:24:13,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 22:24:13,938 INFO L93 Difference]: Finished difference Result 5450 states and 8859 transitions. [2018-09-11 22:24:13,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-11 22:24:13,940 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 176 [2018-09-11 22:24:13,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 22:24:13,961 INFO L225 Difference]: With dead ends: 5450 [2018-09-11 22:24:13,962 INFO L226 Difference]: Without dead ends: 4340 [2018-09-11 22:24:13,967 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 183 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2018-09-11 22:24:13,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4340 states. [2018-09-11 22:24:14,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4340 to 4337. [2018-09-11 22:24:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4337 states. [2018-09-11 22:24:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 4337 states and 5285 transitions. [2018-09-11 22:24:14,111 INFO L78 Accepts]: Start accepts. Automaton has 4337 states and 5285 transitions. Word has length 176 [2018-09-11 22:24:14,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 22:24:14,112 INFO L480 AbstractCegarLoop]: Abstraction has 4337 states and 5285 transitions. [2018-09-11 22:24:14,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-11 22:24:14,112 INFO L276 IsEmpty]: Start isEmpty. Operand 4337 states and 5285 transitions. [2018-09-11 22:24:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-09-11 22:24:14,117 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 22:24:14,117 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 22:24:14,118 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 22:24:14,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1767538038, now seen corresponding path program 1 times [2018-09-11 22:24:14,118 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 22:24:14,119 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 270 with the following transitions: [2018-09-11 22:24:14,119 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [269], [271], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [522], [526], [530], [534], [538], [542], [553], [557], [561], [565], [569], [573], [577], [581], [592], [596], [600], [604], [608], [612], [616], [620], [624], [628], [632], [636], [640], [644], [648], [652], [656], [660], [664], [668], [679], [683], [687], [691], [695], [699], [703], [707], [718], [729], [740], [744], [748], [752], [756], [760], [764], [768], [772], [776], [780], [784], [788], [799], [803], [814], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [872], [876], [880], [891], [895], [899], [903], [907], [911], [915], [919], [930], [934], [938], [942], [946], [950], [954], [965], [969], [973], [977], [988], [992], [996], [1000], [1004], [1008], [1012], [1016], [1020], [1024], [1028], [1032], [1036], [1040], [1044], [1048], [1052], [1056], [1060], [1064], [1068], [1072], [1083], [1087], [1091], [1095], [1099], [1103], [1107], [1111], [1115], [1119], [1123], [1127], [1131], [1142], [1146], [1150], [1154], [1158], [1162], [1166], [1170], [1174], [1178], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1236], [1239], [1612], [3064], [3068], [3074], [3078], [3080], [4267], [4268], [4269], [4271], [4272] [2018-09-11 22:24:14,137 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 22:24:14,137 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown