java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label20_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-23 20:35:33,841 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 20:35:33,843 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 20:35:33,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 20:35:33,857 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 20:35:33,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 20:35:33,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 20:35:33,862 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 20:35:33,863 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 20:35:33,864 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 20:35:33,865 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 20:35:33,865 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 20:35:33,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 20:35:33,867 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 20:35:33,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 20:35:33,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 20:35:33,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 20:35:33,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 20:35:33,874 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 20:35:33,876 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 20:35:33,877 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 20:35:33,878 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 20:35:33,881 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 20:35:33,881 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 20:35:33,881 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 20:35:33,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 20:35:33,886 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 20:35:33,887 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 20:35:33,888 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 20:35:33,890 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 20:35:33,890 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 20:35:33,891 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 20:35:33,891 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 20:35:33,892 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 20:35:33,893 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 20:35:33,894 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 20:35:33,896 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf [2018-07-23 20:35:33,937 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 20:35:33,938 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 20:35:33,939 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-23 20:35:33,940 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-23 20:35:33,940 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-23 20:35:33,940 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-23 20:35:33,940 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-23 20:35:33,940 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-23 20:35:33,941 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-23 20:35:33,941 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-23 20:35:33,941 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-23 20:35:33,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-23 20:35:33,942 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-23 20:35:33,943 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-23 20:35:33,943 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-23 20:35:33,943 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-23 20:35:33,944 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-23 20:35:33,944 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-23 20:35:33,944 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-23 20:35:33,944 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-23 20:35:33,944 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-23 20:35:33,945 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-23 20:35:33,945 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-23 20:35:33,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-23 20:35:33,947 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 20:35:33,947 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-23 20:35:33,947 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-23 20:35:33,947 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-07-23 20:35:33,947 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-23 20:35:33,948 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-23 20:35:33,948 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 20:35:33,948 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-23 20:35:33,948 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-23 20:35:34,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 20:35:34,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 20:35:34,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 20:35:34,045 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-23 20:35:34,046 INFO L276 PluginConnector]: CDTParser initialized [2018-07-23 20:35:34,047 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label20_true-unreach-call.c [2018-07-23 20:35:34,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359d37fb/c144525919164495bf4a8c7b92f73ab5/FLAGdc3c64c44 [2018-07-23 20:35:34,840 INFO L276 CDTParser]: Found 1 translation units. [2018-07-23 20:35:34,841 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label20_true-unreach-call.c [2018-07-23 20:35:34,878 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359d37fb/c144525919164495bf4a8c7b92f73ab5/FLAGdc3c64c44 [2018-07-23 20:35:34,905 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359d37fb/c144525919164495bf4a8c7b92f73ab5 [2018-07-23 20:35:34,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 20:35:34,922 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-23 20:35:34,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-23 20:35:34,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-23 20:35:34,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-23 20:35:34,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 08:35:34" (1/1) ... [2018-07-23 20:35:34,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d1bd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:34, skipping insertion in model container [2018-07-23 20:35:34,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 08:35:34" (1/1) ... [2018-07-23 20:35:35,188 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-23 20:35:35,718 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 20:35:35,742 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-23 20:35:36,021 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 20:35:36,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36 WrapperNode [2018-07-23 20:35:36,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-23 20:35:36,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-23 20:35:36,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-23 20:35:36,113 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-23 20:35:36,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-23 20:35:36,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 20:35:36,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 20:35:36,306 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 20:35:36,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... [2018-07-23 20:35:36,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 20:35:36,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 20:35:36,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 20:35:36,799 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 20:35:36,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-23 20:35:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-23 20:35:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-23 20:35:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-07-23 20:35:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-07-23 20:35:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 20:35:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 20:35:36,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 20:35:36,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 20:35:42,432 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 20:35:42,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 08:35:42 BoogieIcfgContainer [2018-07-23 20:35:42,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 20:35:42,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 20:35:42,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 20:35:42,439 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 20:35:42,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 08:35:34" (1/3) ... [2018-07-23 20:35:42,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34692e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 08:35:42, skipping insertion in model container [2018-07-23 20:35:42,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 08:35:36" (2/3) ... [2018-07-23 20:35:42,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34692e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 08:35:42, skipping insertion in model container [2018-07-23 20:35:42,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 08:35:42" (3/3) ... [2018-07-23 20:35:42,444 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label20_true-unreach-call.c [2018-07-23 20:35:42,457 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-23 20:35:42,477 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 20:35:42,562 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 20:35:42,564 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 20:35:42,564 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 20:35:42,564 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-23 20:35:42,564 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 20:35:42,564 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 20:35:42,565 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 20:35:42,565 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 20:35:42,565 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 20:35:42,605 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-07-23 20:35:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-07-23 20:35:42,630 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 20:35:42,632 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 20:35:42,633 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 20:35:42,640 INFO L82 PathProgramCache]: Analyzing trace with hash -775720303, now seen corresponding path program 1 times [2018-07-23 20:35:42,644 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 20:35:42,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:42,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 20:35:42,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:42,721 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 20:35:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 20:35:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 20:35:43,860 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 20:35:43,861 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 20:35:43,861 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 20:35:43,871 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 20:35:43,893 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 20:35:43,894 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 20:35:43,905 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-07-23 20:35:46,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 20:35:46,392 INFO L93 Difference]: Finished difference Result 848 states and 1491 transitions. [2018-07-23 20:35:46,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 20:35:46,394 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2018-07-23 20:35:46,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 20:35:46,423 INFO L225 Difference]: With dead ends: 848 [2018-07-23 20:35:46,423 INFO L226 Difference]: Without dead ends: 534 [2018-07-23 20:35:46,434 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 20:35:46,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2018-07-23 20:35:46,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 532. [2018-07-23 20:35:46,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2018-07-23 20:35:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 867 transitions. [2018-07-23 20:35:46,542 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 867 transitions. Word has length 202 [2018-07-23 20:35:46,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 20:35:46,544 INFO L471 AbstractCegarLoop]: Abstraction has 532 states and 867 transitions. [2018-07-23 20:35:46,544 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 20:35:46,545 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 867 transitions. [2018-07-23 20:35:46,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-07-23 20:35:46,556 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 20:35:46,556 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 20:35:46,557 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 20:35:46,557 INFO L82 PathProgramCache]: Analyzing trace with hash -548370667, now seen corresponding path program 1 times [2018-07-23 20:35:46,558 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 20:35:46,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:46,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 20:35:46,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:46,560 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 20:35:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 20:35:47,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 20:35:47,259 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 20:35:47,259 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 20:35:47,259 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 20:35:47,266 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 20:35:47,266 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 20:35:47,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 20:35:47,267 INFO L87 Difference]: Start difference. First operand 532 states and 867 transitions. Second operand 3 states. [2018-07-23 20:35:49,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 20:35:49,408 INFO L93 Difference]: Finished difference Result 1481 states and 2487 transitions. [2018-07-23 20:35:49,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 20:35:49,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2018-07-23 20:35:49,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 20:35:49,419 INFO L225 Difference]: With dead ends: 1481 [2018-07-23 20:35:49,420 INFO L226 Difference]: Without dead ends: 955 [2018-07-23 20:35:49,425 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 20:35:49,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2018-07-23 20:35:49,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 954. [2018-07-23 20:35:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2018-07-23 20:35:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1475 transitions. [2018-07-23 20:35:49,478 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1475 transitions. Word has length 215 [2018-07-23 20:35:49,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 20:35:49,479 INFO L471 AbstractCegarLoop]: Abstraction has 954 states and 1475 transitions. [2018-07-23 20:35:49,479 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 20:35:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1475 transitions. [2018-07-23 20:35:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-07-23 20:35:49,486 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 20:35:49,487 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 20:35:49,487 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 20:35:49,487 INFO L82 PathProgramCache]: Analyzing trace with hash 390107708, now seen corresponding path program 1 times [2018-07-23 20:35:49,488 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 20:35:49,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:49,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 20:35:49,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 20:35:49,490 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 20:35:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 20:35:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 20:35:49,759 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-23 20:35:49,759 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-07-23 20:35:49,760 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 227 with the following transitions: [2018-07-23 20:35:49,764 INFO L201 CegarAbsIntRunner]: [0], [1], [2], [5], [8], [12], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1033], [1041], [1049], [1057], [1065], [1073], [1077], [1079], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-07-23 20:35:49,865 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-07-23 20:35:49,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-07-23 20:40:12,598 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-07-23 20:40:12,599 WARN L158 AbstractInterpreter]: Abstract interpretation run out of time [2018-07-23 20:40:12,601 INFO L419 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-07-23 20:40:12,601 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-23 20:40:12,601 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-23 20:40:12,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 20:40:12,616 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-07-23 20:40:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 20:40:12,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-23 20:40:12,932 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-07-23 20:40:13,134 WARN L512 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-23 20:40:13,135 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 20:40:13,140 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 20:40:13,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 08:40:13 BoogieIcfgContainer [2018-07-23 20:40:13,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 20:40:13,142 INFO L168 Benchmark]: Toolchain (without parser) took 278221.23 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 718.8 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,144 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 20:40:13,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1189.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,146 INFO L168 Benchmark]: Boogie Preprocessor took 492.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 768.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -906.9 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,147 INFO L168 Benchmark]: RCFGBuilder took 5634.76 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 283.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,148 INFO L168 Benchmark]: TraceAbstraction took 270706.72 ms. Allocated memory was 2.3 GB in the beginning and 3.4 GB in the end (delta: 1.1 GB). Free memory was 1.9 GB in the beginning and 2.6 GB in the end (delta: -667.1 MB). Peak memory consumption was 467.5 MB. Max. memory is 7.1 GB. [2018-07-23 20:40:13,154 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1189.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 192.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 492.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 768.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -906.9 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5634.76 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 283.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 270706.72 ms. Allocated memory was 2.3 GB in the beginning and 3.4 GB in the end (delta: 1.1 GB). Free memory was 1.9 GB in the beginning and 2.6 GB in the end (delta: -667.1 MB). Peak memory consumption was 467.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1620]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1620). Cancelled while BasicCegarLoop was analyzing trace of length 227 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 5 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. TIMEOUT Result, 270.5s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 4.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 717 SDtfs, 247 SDslu, 138 SDs, 0 SdLazy, 1254 SolverSat, 397 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=954occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 262.8s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 415 ConstructedInterpolants, 0 QuantifiedInterpolants, 290938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 10/10 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem03_label20_true-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-23_20-40-13-170.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem03_label20_true-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_20-40-13-170.csv Completed graceful shutdown