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/Problem14_label05_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-12 03:13:26,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-12 03:13:26,812 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-12 03:13:26,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-12 03:13:26,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-12 03:13:26,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-12 03:13:26,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-12 03:13:26,828 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-12 03:13:26,829 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-12 03:13:26,830 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-12 03:13:26,831 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-12 03:13:26,831 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-12 03:13:26,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-12 03:13:26,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-12 03:13:26,834 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-12 03:13:26,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-12 03:13:26,837 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-12 03:13:26,838 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-12 03:13:26,840 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-12 03:13:26,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-12 03:13:26,843 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-12 03:13:26,844 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-12 03:13:26,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-12 03:13:26,847 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-12 03:13:26,847 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-12 03:13:26,848 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-12 03:13:26,849 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-12 03:13:26,850 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-12 03:13:26,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-12 03:13:26,852 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-12 03:13:26,852 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-12 03:13:26,853 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-12 03:13:26,853 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-12 03:13:26,853 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-12 03:13:26,854 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-12 03:13:26,855 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-12 03:13:26,855 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 03:13:26,876 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-12 03:13:26,876 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-12 03:13:26,877 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-12 03:13:26,877 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-12 03:13:26,878 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-12 03:13:26,878 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-12 03:13:26,878 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-12 03:13:26,878 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-12 03:13:26,879 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-12 03:13:26,879 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-12 03:13:26,879 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-12 03:13:26,883 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-12 03:13:26,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-12 03:13:26,884 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-12 03:13:26,884 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-12 03:13:26,884 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-12 03:13:26,884 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-12 03:13:26,886 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-12 03:13:26,886 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-12 03:13:26,887 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-12 03:13:26,887 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-12 03:13:26,887 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-12 03:13:26,887 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-12 03:13:26,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-12 03:13:26,888 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-12 03:13:26,888 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-12 03:13:26,888 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-12 03:13:26,888 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-12 03:13:26,888 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-12 03:13:26,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-12 03:13:26,889 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-12 03:13:26,889 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-12 03:13:26,889 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-12 03:13:26,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-12 03:13:26,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-12 03:13:26,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-12 03:13:26,967 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-12 03:13:26,968 INFO L276 PluginConnector]: CDTParser initialized [2018-09-12 03:13:26,968 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-09-12 03:13:27,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb86f18ce/7110808a3bc54e48986f5a014d240a9a/FLAG107c92bbb [2018-09-12 03:13:27,643 INFO L276 CDTParser]: Found 1 translation units. [2018-09-12 03:13:27,644 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-09-12 03:13:27,664 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb86f18ce/7110808a3bc54e48986f5a014d240a9a/FLAG107c92bbb [2018-09-12 03:13:27,681 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb86f18ce/7110808a3bc54e48986f5a014d240a9a [2018-09-12 03:13:27,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-12 03:13:27,696 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-12 03:13:27,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-12 03:13:27,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-12 03:13:27,709 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-12 03:13:27,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 03:13:27" (1/1) ... [2018-09-12 03:13:27,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5feb85d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:27, skipping insertion in model container [2018-09-12 03:13:27,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 03:13:27" (1/1) ... [2018-09-12 03:13:27,952 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-12 03:13:28,355 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 03:13:28,392 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-12 03:13:28,563 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 03:13:28,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28 WrapperNode [2018-09-12 03:13:28,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-12 03:13:28,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-12 03:13:28,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-12 03:13:28,613 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-12 03:13:28,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-12 03:13:28,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-12 03:13:28,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-12 03:13:28,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-12 03:13:28,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:28,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:29,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (1/1) ... [2018-09-12 03:13:29,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-12 03:13:29,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-12 03:13:29,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-12 03:13:29,019 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-12 03:13:29,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (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 03:13:29,096 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 03:13:29,096 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 03:13:29,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-12 03:13:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-12 03:13:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-12 03:13:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-12 03:13:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-12 03:13:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-12 03:13:32,892 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-12 03:13:32,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 03:13:32 BoogieIcfgContainer [2018-09-12 03:13:32,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-12 03:13:32,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-12 03:13:32,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-12 03:13:32,898 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-12 03:13:32,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.09 03:13:27" (1/3) ... [2018-09-12 03:13:32,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5306db51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 03:13:32, skipping insertion in model container [2018-09-12 03:13:32,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 03:13:28" (2/3) ... [2018-09-12 03:13:32,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5306db51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.09 03:13:32, skipping insertion in model container [2018-09-12 03:13:32,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 03:13:32" (3/3) ... [2018-09-12 03:13:32,905 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label05_true-unreach-call_false-termination.c [2018-09-12 03:13:32,912 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-12 03:13:32,920 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-12 03:13:32,971 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-12 03:13:32,972 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-12 03:13:32,972 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-12 03:13:32,973 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-12 03:13:32,973 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-12 03:13:32,973 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-12 03:13:32,973 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-12 03:13:32,974 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-12 03:13:32,974 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-12 03:13:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-09-12 03:13:33,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-12 03:13:33,014 INFO L368 BasicCegarLoop]: Found error trace [2018-09-12 03:13:33,015 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] [2018-09-12 03:13:33,016 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_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-12 03:13:33,022 INFO L82 PathProgramCache]: Analyzing trace with hash -610249980, now seen corresponding path program 1 times [2018-09-12 03:13:33,025 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-12 03:13:33,026 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 71 with the following transitions: [2018-09-12 03:13:33,029 INFO L202 CegarAbsIntRunner]: [0], [7], [15], [23], [31], [39], [47], [55], [63], [71], [79], [87], [95], [103], [111], [119], [127], [135], [143], [151], [159], [167], [175], [183], [191], [199], [207], [215], [223], [231], [239], [247], [255], [263], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [383], [391], [399], [407], [415], [423], [431], [439], [447], [455], [459], [461], [947], [948], [952], [956], [962], [966], [973], [974], [975], [977] [2018-09-12 03:13:33,076 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-12 03:13:33,076 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