java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/psyco/psyco_math_1_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 02:18:42,836 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 02:18:42,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 02:18:42,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 02:18:42,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 02:18:42,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 02:18:42,857 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 02:18:42,859 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 02:18:42,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 02:18:42,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 02:18:42,862 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 02:18:42,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 02:18:42,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 02:18:42,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 02:18:42,866 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 02:18:42,866 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 02:18:42,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 02:18:42,869 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 02:18:42,871 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 02:18:42,873 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 02:18:42,874 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 02:18:42,875 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 02:18:42,878 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-25 02:18:42,878 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-25 02:18:42,878 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-25 02:18:42,879 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-25 02:18:42,880 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-25 02:18:42,881 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-25 02:18:42,882 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-25 02:18:42,883 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-25 02:18:42,886 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-25 02:18:42,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-25 02:18:42,887 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-25 02:18:42,887 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-25 02:18:42,888 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-25 02:18:42,888 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-25 02:18:42,889 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 02:18:42,919 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 02:18:42,919 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 02:18:42,920 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 02:18:42,920 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 02:18:42,921 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 02:18:42,921 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 02:18:42,921 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 02:18:42,922 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 02:18:42,923 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 02:18:42,923 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 02:18:42,924 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 02:18:42,925 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 02:18:42,925 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 02:18:42,925 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 02:18:42,926 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 02:18:42,926 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 02:18:42,926 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 02:18:42,926 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 02:18:42,926 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 02:18:42,927 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 02:18:42,927 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 02:18:42,927 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 02:18:42,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 02:18:42,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 02:18:42,928 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 02:18:42,928 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 02:18:42,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 02:18:42,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 02:18:42,929 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 02:18:42,929 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 02:18:42,930 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 02:18:42,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 02:18:43,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 02:18:43,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 02:18:43,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 02:18:43,020 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 02:18:43,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/psyco/psyco_math_1_true-unreach-call_false-termination.c [2018-10-25 02:18:43,083 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2347dd9d7/b63f67b307454d7ab2039177a95a589e/FLAGa6a60c303 [2018-10-25 02:18:43,583 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 02:18:43,584 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_math_1_true-unreach-call_false-termination.c [2018-10-25 02:18:43,594 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2347dd9d7/b63f67b307454d7ab2039177a95a589e/FLAGa6a60c303 [2018-10-25 02:18:43,608 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2347dd9d7/b63f67b307454d7ab2039177a95a589e [2018-10-25 02:18:43,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 02:18:43,620 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 02:18:43,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 02:18:43,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 02:18:43,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 02:18:43,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 02:18:43" (1/1) ... [2018-10-25 02:18:43,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e22e728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:43, skipping insertion in model container [2018-10-25 02:18:43,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 02:18:43" (1/1) ... [2018-10-25 02:18:43,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 02:18:43,675 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 02:18:43,929 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 02:18:43,934 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 02:18:43,991 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 02:18:44,007 INFO L193 MainTranslator]: Completed translation [2018-10-25 02:18:44,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44 WrapperNode [2018-10-25 02:18:44,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 02:18:44,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 02:18:44,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 02:18:44,009 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 02:18:44,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 02:18:44,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 02:18:44,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 02:18:44,041 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 02:18:44,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... [2018-10-25 02:18:44,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 02:18:44,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 02:18:44,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 02:18:44,115 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 02:18:44,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 02:18:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 02:18:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 02:18:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 02:18:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 02:18:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 02:18:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 02:18:45,197 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 02:18:45,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 02:18:45 BoogieIcfgContainer [2018-10-25 02:18:45,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 02:18:45,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 02:18:45,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 02:18:45,203 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 02:18:45,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 02:18:43" (1/3) ... [2018-10-25 02:18:45,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4321dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 02:18:45, skipping insertion in model container [2018-10-25 02:18:45,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 02:18:44" (2/3) ... [2018-10-25 02:18:45,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4321dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 02:18:45, skipping insertion in model container [2018-10-25 02:18:45,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 02:18:45" (3/3) ... [2018-10-25 02:18:45,207 INFO L112 eAbstractionObserver]: Analyzing ICFG psyco_math_1_true-unreach-call_false-termination.c [2018-10-25 02:18:45,216 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 02:18:45,226 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 02:18:45,243 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 02:18:45,278 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 02:18:45,278 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 02:18:45,278 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 02:18:45,279 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 02:18:45,279 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 02:18:45,279 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 02:18:45,279 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 02:18:45,280 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 02:18:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2018-10-25 02:18:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-25 02:18:45,311 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 02:18:45,312 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 02:18:45,314 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 02:18:45,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 02:18:45,320 INFO L82 PathProgramCache]: Analyzing trace with hash -373298679, now seen corresponding path program 1 times [2018-10-25 02:18:45,322 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 02:18:45,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 02:18:45,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 02:18:45,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 02:18:45,365 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 02:18:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 02:18:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 02:18:45,488 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 02:18:45,488 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-25 02:18:45,488 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 02:18:45,497 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-25 02:18:45,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-25 02:18:45,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-25 02:18:45,519 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2018-10-25 02:18:45,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 02:18:45,557 INFO L93 Difference]: Finished difference Result 139 states and 258 transitions. [2018-10-25 02:18:45,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-25 02:18:45,559 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-10-25 02:18:45,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 02:18:45,566 INFO L225 Difference]: With dead ends: 139 [2018-10-25 02:18:45,566 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 02:18:45,570 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-25 02:18:45,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 02:18:45,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 02:18:45,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 02:18:45,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 02:18:45,599 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2018-10-25 02:18:45,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 02:18:45,600 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 02:18:45,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-25 02:18:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 02:18:45,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 02:18:45,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 02:18:45,658 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 02:18:45,658 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-25 02:18:45,658 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 02:18:45,659 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 02:18:45,659 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-25 02:18:45,659 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 02:18:45,660 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 02:18:45,660 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 18 361) no Hoare annotation was computed. [2018-10-25 02:18:45,660 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 194) no Hoare annotation was computed. [2018-10-25 02:18:45,660 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 100) no Hoare annotation was computed. [2018-10-25 02:18:45,660 INFO L425 ceAbstractionStarter]: For program point L52(lines 52 62) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 236) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 84) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 166) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 130) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 179) no Hoare annotation was computed. [2018-10-25 02:18:45,661 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 353) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 114) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 221) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L87(lines 87 98) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 18 361) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 205) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 151) no Hoare annotation was computed. [2018-10-25 02:18:45,662 INFO L425 ceAbstractionStarter]: For program point L71(lines 71 82) no Hoare annotation was computed. [2018-10-25 02:18:45,663 INFO L428 ceAbstractionStarter]: At program point L352(lines 26 356) the Hoare annotation is: true [2018-10-25 02:18:45,663 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 164) no Hoare annotation was computed. [2018-10-25 02:18:45,663 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 350) no Hoare annotation was computed. [2018-10-25 02:18:45,663 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 190) no Hoare annotation was computed. [2018-10-25 02:18:45,663 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 58) no Hoare annotation was computed. [2018-10-25 02:18:45,663 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 149) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 335) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 125) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 348) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 320) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 175) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 109) no Hoare annotation was computed. [2018-10-25 02:18:45,664 INFO L425 ceAbstractionStarter]: For program point L289(lines 289 304) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 93) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 77) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 333) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L158(lines 158 160) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L428 ceAbstractionStarter]: At program point L26-3(lines 26 356) the Hoare annotation is: true [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L26-4(lines 26 356) no Hoare annotation was computed. [2018-10-25 02:18:45,665 INFO L425 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 288) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 302) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 145) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 273) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 344) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 286) no Hoare annotation was computed. [2018-10-25 02:18:45,666 INFO L425 ceAbstractionStarter]: For program point L243(lines 243 258) no Hoare annotation was computed. [2018-10-25 02:18:45,667 INFO L421 ceAbstractionStarter]: At program point L343(lines 18 361) the Hoare annotation is: false [2018-10-25 02:18:45,667 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 329) no Hoare annotation was computed. [2018-10-25 02:18:45,667 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 271) no Hoare annotation was computed. [2018-10-25 02:18:45,667 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 242) no Hoare annotation was computed. [2018-10-25 02:18:45,667 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 18 361) the Hoare annotation is: true [2018-10-25 02:18:45,667 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 313) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 256) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 297) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 227) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L230(lines 230 240) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 212) no Hoare annotation was computed. [2018-10-25 02:18:45,668 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 282) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 67) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 225) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L182(lines 182 196) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 64) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 267) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L199(lines 199 210) no Hoare annotation was computed. [2018-10-25 02:18:45,669 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 251) no Hoare annotation was computed. [2018-10-25 02:18:45,670 INFO L425 ceAbstractionStarter]: For program point L117(lines 117 132) no Hoare annotation was computed. [2018-10-25 02:18:45,670 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 181) no Hoare annotation was computed. [2018-10-25 02:18:45,670 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 360) no Hoare annotation was computed. [2018-10-25 02:18:45,670 INFO L425 ceAbstractionStarter]: For program point L101(lines 101 116) no Hoare annotation was computed. [2018-10-25 02:18:45,670 INFO L425 ceAbstractionStarter]: For program point L68(lines 68 135) no Hoare annotation was computed. [2018-10-25 02:18:45,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 02:18:45 BoogieIcfgContainer [2018-10-25 02:18:45,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 02:18:45,681 INFO L168 Benchmark]: Toolchain (without parser) took 2061.22 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -703.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2018-10-25 02:18:45,683 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-25 02:18:45,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-10-25 02:18:45,684 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.45 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. [2018-10-25 02:18:45,685 INFO L168 Benchmark]: Boogie Preprocessor took 73.43 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. [2018-10-25 02:18:45,685 INFO L168 Benchmark]: RCFGBuilder took 1083.90 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -742.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2018-10-25 02:18:45,686 INFO L168 Benchmark]: TraceAbstraction took 480.57 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2018-10-25 02:18:45,691 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 387.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 29.45 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. * Boogie Preprocessor took 73.43 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. * RCFGBuilder took 1083.90 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -742.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 480.57 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 360]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 75 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 99 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 9 NumberOfFragments, 7 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...